742 results about "Sulfuryl" patented technology

The invention relates to an organic optoelectronic material, a preparation method of the organic optoelectronic material and an organic light emitting diode containing the organic material. The material is shown in the formula I, wherein R1 and R2 are respectively and independently hydrogen, halogen, cyanogroup, nitryl, isothiocyano, sulfonyl, sulfuryl, acylamino, alkyl of which the carbon atom number is 1 to 10 or alkoxy of which the carbon atom number is 1 to 12; A1 and A2 are respectively and independently phenyl, polycyclic conjugate aryl of which the carbon atom number is 10 to 60 or aromatic heterocyclic group containing at least one of N, S and O; two phenyls having groups R1 and R2 and two para-positions relative to the groups R1 and R2 are connected by directly bonding or connected through X; A1 is connected with A2 by directly bonding or through Y; X and Y are respectively and independently sulphur, oxygen, alkylene of which the carbon atom number is 1 to 6 or alkenyl of which the carbon atom number is 2 to 6; Ar1 and Ar2 are respectively and independently phenyl, cyanophenyl, alkyl benzene, polycyclic conjugate aryl of which the carbon atom number is 10 to 60 or aromatic heterocyclic group containing at least one of N, S and O.

Improved methods for reducing boron concentration in seawater or brackish water, while simultaneously maintaining or improving the salt rejection of membrane and flow performance of polyamide reverse osmosis (RO) membranes include contacting the water with a composite membrane comprising moieties derived from an aromatic sulfonyl halide, a heteroaromatic sulfonyl halide, a sulfinyl halide; a sulfenyl halide; a sulfuryl halide; a phosphoryl halide; a phosphonyl halide; a phosphinyl halide; a thiophosphoryl halide; a thiophosphonyl halide, an isocyanate, a urea, a cyanate, an aromatic carbonyl halide, an epoxide or a mixture thereof.

The invention relates to a polymerisable monomer applied to a display panel. The polymerisable monomer is expressed by a chemical formula above, wherein, m is not less than 0, 'Z' is selected from oxygen atom, sulfur atom, carbonyl, carboxyl, methoxyl, methylthio, sulfenyl, ethylene carbonyl, carboxyethenyl, difluoromethoxyl, difluoromethylthio, ethyleneyl, difluoroethyl, tetrafluoroethyl, ethenyl, difluoroethenyl and ethinyl or single bonds; 'X1' and 'X2' are independently selected from oxygen atom, sulfur atom, methoxyl, carbonyl, carboxyl, amine formacyl, methylthio, ethylene carbonyl and carboxyethenyl or single bond; 'Sp1' and 'Sp2' are independently spacer groups or single bonds; and 'P1' and 'P2' are independently polymerisable groups. The invention further relates to a liquid crystal material which contains liquid crystal molecules and the polymerisable monomer.

A condensed purine derivative represented by Formula (I): wherein X—Y-Z represents R1N—C═O or N═C—W, R2 represents a hydrogen atom, a substituted or unsubstituted lower alkyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted aromatic heterocyclic group, a substituted or unsubstituted alicyclic heterocyclic group or the like, n represents an integer of from 0 to 3, V1 represents a hydrogen atom, a substituted or unsubstituted lower alkyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted aromatic heterocyclic group, V2 represents a substituted lower alkyl group or a substituted or unsubstituted aromatic heterocyclic group, and when V1 represents a hydrogen atom, a lower alkyl group, a substituted or unsubstituted aralkyl group, or a substituted or unsubstituted aryl group, and for example, X—Y-Z represents R1aN—C═O and R2 represents a substituted lower alkyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted alicyclic heterocyclic group, a halogen atom, a lower alkylthio group, —NR7R8, —CO2H, a lower alkoxycarbonyl group, —COHal, —CONR9R10 or —CHO, V2 may represent a lower alkyl group, a substituted or unsubstituted aralkyl group, or a substituted or unsubstituted aryl group; or a pharmacologically acceptable salt thereof.

Compositions capable of being cured and imparting durability, in the absence or without the use of conventional sulfur-based cure systems, are disclosed. The compositions include a carboxylated base polymer and an aluminum compound, wherein the aluminum compound comprises a retarding anion. The compositions can be used to form elastomeric articles of manufacture such as gloves, condoms, and finger cots, and as binders and coatings. Retarding anions are those which require time to dissociate from the aluminum ion, thereby delaying the crosslinking of the carboxylated polymer. The aluminum compounds can be used to manufacture gloves from aqueous dispersions of the carboxylated polymers, including, for example, carboxylated nitrile latexes, in a coagulant dip process.

Protide compounds of formula (I) wherein X represents H, F, N3, NH2, —CN, or —OMe; X1 represents O or NR7; X2 represents O, NH, NR6 or S, or when X3 is O then X2 is absent; X3 is absent, or when X1 is O then X3 represents O; R1 represents hydrogen; optionally substituted C1-6alkyl; optionally substituted aryl; or optionally substituted heteroaryl; R2 represents hydroxy, OCOR6, or OCO2R6; R3 represents H, optionally substituted C1-6alkyl, optionally substituted aryl, optionally substituted heteroaryl or optionally substituted heterocyclyl; R4 and R5 are independently selected from hydrogen, optionally substituted C1-6alkyl, optionally substituted aryl, or optionally substituted aralkyl; R6 represents optionally substituted C1-6alkyl or optionally substituted aryl; R7 represents H, optionally substituted C1-6alkyl, or optionally substituted aryl, wherein when R4 and R7 are each alkyl they may be linked to form a 5- or 6-membered ring; B represents (a), (b), (c), or (d) wherein Z represents O or S; R8 represents H, halo, C2-4alkynyl, trifluoromethyl, C1-3alkoxy, hydroxy, methylthio, amino, nitro, or C1-3alkyl wherein the C1-3alkyl may be optionally substituted by hydroxy, halo, amino, or OR10 wherein R10 represents C1-6alkyl optionally substituted by aryl which may itself be optionally substituted; and R9 represents H, halo, hydroxy, OR6, SR6 or NR3R3; are useful in the treatment of viral infection, particularly HCV infection.

Disclosed is a method for producing “a salt or a complex comprising imide and an organic base”, characterized by reacting halogenated sulfuryl or halogenated phosphoryl with ammonia in the presence of an organic base. According to this method, a target imide compound can be produced in a high yield while significantly suppressing the production of by-products. Further, by reacting the obtained imide compound with an alkali metal hydroxide or an alkaline earth metal hydroxide, an imide metal salt can be easily derived.

This invention provides a compound of the following formula:or the pharmaceutically acceptable salts thereof wherein R1 is H or C1-4 alkyl; R2 is C(=L')R3 or So2R4; Y is a direct bond or C1-4 alkylene; L and L' are independently oxygen or sulfur; Q is selected from the following: C1-6 alkyl, halo-substituted C1-4 alkyl, optionally substituted C3-7 cycloalkyl, optionally substituted phenyl or naphthyl, optionally substituted 5 or 6-membered monocyclic aromatic group;R3 is -OR6, -NR7R8, N(OR1)R7 or a group of formula:Z is a direct bond, O, S or NR5; R4 is C1-6 alkyl, halo-substituted C1-4 alkyl, optionally substituted phenyl or naphthyl; R5 is C1-4 alkyl or halo-substituted C1-4 alkyl; R6 is C1-4 alkyl C3-7 cycloalkyl, C1-4 alkyl-C3-7 cycloalkyl, halo-substituted C1-4 alkyl, optionally substituted C1-4 alkyl-phenyl or phenyl; R7 and R8 are each selected from the following: H, optionally substituted C1-6 alkyl, optionally substituted C3-7 cycloalkyl, optionally substituted C1-4 alkyl-C3-7 cycloalkyl, and optionally substituted C1-4 alkyl-phenyl or phenyl; X is each selected from halo, C1-4 alkyl, halo-substituted C1-4 alkyl, OH, C1-4 alkoxy, halo-substituted C1-4 alkoxy, C1-4 alkylthio, NO2, NH2, di-(C1-4 alkyl)amino and CN; n is 0, 1, 2 or 3; and r is 1, 2 or 3. This invention also provides a pharmaceutical composition useful for the treatment of a medical condition in which prostaglandins are implicated as pathogens.

The organic electroluminescent compounds according to the present invention are represented by Chemical Formula (1):wherein, L1 represents (C6-C60)arylene or (C3-C60)heteroarylene containing one or more heteroatom(s) selected from N, O and S, or a bivalent group selected from the following structures:L2 and L3 independently represent a chemical bond, or (C1-C60)alkyleneoxy, (C1-C60)alkylenethio, (C6-C60)aryleneoxy, (C6-C60)arylenethio, (C6-C60)arylene or (C3-C60)heteroarylene containing one or more heteroatom(s) selected from N, O and S;Ar1 represents NR41R42, (C6-C60)aryl, (C3-C60)heteroaryl containing one or more heteroatom(s) selected from N, O and S, a 5- or 6-membered heterocycloalkyl containing one or more heteroatom(s) selected from N, O and S, (C3-C60)cycloalkyl, adamantyl, (C7-C60)bicycloalkyl, or a substituent selected from the following structures:and x is an integer from 1 to 4.

The invention relates to a copper-sulfur-based high-performance thermoelectric material and a preparation method thereof, and particularly provides a novel p-type thermoelectric compound Cu(2-x)S or Cu2S(1-y)Ay (A is Se or Te) and a preparation method thereof. The compound is composed of Cu-S-(Se / Te), x equals 0.02-0.05, and y equals 0.2-0.4. The material is a semiconductor. Compared with traditional thermoelectric materials, the compound is simple, low in cost of raw materials, high in Seebeck coefficient, low in thermal conductivity, and excellent in thermal property, the thermoelectric figures of merit ZT of some components can reach 1 and above at 800K, and the compound has good thermoelectric application prospects.

The invention relates to a flame retardant yarn comprising aromatic polymer fiber containing sulfuryl, a fabric and garment made of the same and a preparation method thereof. The yarn comprises a high temperature resistant inherent flame retardant fiber (A), conventional fire-retardant fiber (B) and flame retardant cellulose fiber (C). The conventional fire-retardant fiber (B) can be one of flame retardant nylon, flame retardant polyester and flame retardant acrylic selectively. The yarn is mainly applied to preparation of the protective camouflage fabric and garment with permanent flame retardance, wear resistance and good comfortable performance.

The related new compound for an organic electroluminescent device with super performancehas structural formula as follow; wherein, n is integer within 1-4, Ar and Ar' are selected independently from H atom, substituted or unsubstituted aromatic base, or hetero-ring / fused-ring / condensed-hetero-ring aromatic base, but not H atoms at one time; R1 and R2 are from halogen atom, substituted or unsubstituted alkyl / alkoxy / aminoalkyl / sulfuralkyl / aromatic / hetero- ring aromatic. This invention has well feature and wide application.

An N-heteroaryl-4-(haloalkyl)nicotinamide derivative represented by formula (I): [wherein R represents a C1-C6 haloalkyl group; R1 represents a hydrogen atom, a C1-C6alkyl group which may be substituted a C2-C6 alkenyl group or an acyl group; X represents a group represented by formula C—R2, or a nitrogen atom; R2 and R3 each independently represent a hydrogen atom, a halogen atom, a C1-C6 alkyl group which may be substituted, a C3-C7 cycloalkyl group, a C2-C6 alkenyl group, a C3-C7 cycloalkenyl group, a formyl group, a group represented by formula CH═NOR4, a cyano group, a phenyl group which may be substituted, a heterocyclic group which may be substituted, a C1-C6 alkoxy group which may be substituted, a C1-C6 alkylthio group or a phenoxy group]; or a salt thereof, a pesticide containing it as an active component, a method for producing it and intermediates thereof.

There is disclosed herein a solution for removing a sulphur compound or carbon dioxide from a fluid and methods for its use, said solution comprising sulphuric acid, a metal at between about 0.05 to 10 percent by weight, an amine at between about 10 to 80 percent by volume and water. In one aspect, the sulphuric acid is in the form of a chelating agent and in another it is in the form of a derivative of a sulphur-based acidic compound. The sulphur compound may be hydrogen sulphide, carbonyl sulphide or a mercaptan. In one aspect, the method is practiced at temperatures significantly below zero. In another aspect, this invention is an acid / amine solution comprising sulphuric acid, sulphuric acid in the form of a chelating agent, or a.-derivative of a sulphur-based acidic compound and monoethanolamine. This solution may be used as a source of monoethanolamine.

A metal complex of a piperazineNONOate derivative of the formula: wherein a) R1 and R2 independently represent hydrogen, linear or branched (C1-C4) alkyl, optionally substituted by 1 or 2 groups selected from the group consisting of hydroxy, (C1-C4) alkoxy, (C1-C4) alkylthio, amino, (C1-C4) alkylamino, di-(C1-C4) alkylamino, carboxy, carbo(C1-C4) alkoxy, aryl, aryloxy, arylthio; orb) R1 and R2 taken together, represent one of the following groups ═CR3-aryl, where R3 represents hydrogen, (C1-C4) linear or branched chain alkyl, optionally substituted by 1 or 2 groups selected from the group consisting of hydroxy, carboxy, aryl; n represents a whole number ranging from 2 to 4; M+ represents a cation of a transition metal or zinc; x represents a whole number which varies from 1 to 3, and indicates the charge units of the cation of the transition metal or of the zinc in relation to its stable oxidation state; A − represents an inorganic or organic anion which forms stable salts with the NONOate metal complex; y represents a whole number which varies from 1 to 3, and indicates the charge of the anion; m represents a whole number including zero, or a fractional, indicating the number of anions required to balance the cationic charge of the NONOate metal complex and is related to the values of x, y, k and w by the relationship: m=(x+k)-(1+w)ywhere w is the number of possible further anionic charge units and k is the number of possible further cationic charge units present in the NONOate ligand substrate. The complex of the invention exhibits an endothelio-protective effect in the coronary system and stimulates re-endothelialization and angiogenesis proceses.

The invention provides a composition comprising an ethylene / α-olefin / non-conjugated diene interpolymer, which has the following properties: an Mz(abs) / Mz(Conv) value greater than 1.35; an Mz(BB) / Mw(abs) value greater than 1.6; and a non-conjugated diene content less than 10 weight percent, based on the total weight of the interpolymer. The invention also provides a process for forming a crosslinked composition, said process comprising: (a) forming a polymeric admixture comprising at least the following: (A) an ethylene / α-olefin / non-conjugated diene copolymer rubber (B) which has the following properties: an Mz(abs) / Mz(Conv) value less than 1.3; an Mz(BB) / Mw(abs) value greater than 1.6, but less than 2.5; and an Mw(abs) value less than 350,000 g / mole; and (B) a coupling amount of (i) at least one poly(sulfonyl azide) or (ii) at least one peroxide; and (b) heating the resulting admixture to a temperature at least the decomposition temperature of the crosslinking agent. The invention also provides a process for forming a shaped article, said process comprising: (a) forming a polymeric admixture comprise of at least one ethylene / α-olefin / non-conjugated diene interpolymer, at least one sulfur-based curative or organic peroxide-based crosslinking agent, and, optionally, a process oil, carbon blacks, additional inorganic fillers, organic fillers, cure accelerators, and / or foaming agents; (b) shaping the resulting admixture; (c) heating the resulting admixture to a temperature at least the decomposition temperature of the sulfur-based cure agent or the peroxide crosslinking agent.

The invention discloses a thermal activation delay fluorescence (TADF) conjugated polymer light-emitting material containing sulfuryl groups in side chains and a preparation method and application thereof. The material is mainly characterized in that side chains of the polymer have sulfuryl groups. The preparation method mainly comprises the following steps of: synthesizing a TADF unit with the sulfuryl groups, and performing Suzuki coupling polymerization reaction, thereby synthesizing a TADF conjugated polymer. TADF emission of the polymer can be achieved by adjusting the content of the TADF unit containing the sulfuryl groups in the polymer and the mole ratio of conjugation units. The synthesized TADF conjugated polymer containing the sulfuryl groups in the side chains are relatively large in molecule amount and good in solubility, and thus a type of efficient TADF polymer light-emitting material of a novel structure can be prepared.

The invention relates to a method for visible light catalytic synthesis of a 3-sulfuryl spiro-trienone compound. The method comprises dissolving N-aryl propiolamide and sulfinic acid as raw materials in an acetonitrile / water mixed solvent, adding water soluble eosin as a photocatalyst into the solution, carrying out irradiation on the mixed solution under a 3W blue LED visible light lamp for a reaction at the room temperature for 6-24h, and after the reaction, separating and purifying the crude product to obtain the 3-sulfuryl spiro-trienone compound. The method utilizes a visible light energy source, a simple and easy available sulfinic acid as a sulfone source, cheap water soluble eosin as a photocatalyst and air as an oxidant, realizes synthesis of the 3-sulfuryl spiro-trienone compound at the room temperature, greatly reduces the energy consumption, effectively prevents the use of metal catalysts and peroxide oxidants and has good reaction safety.

The invention provides a synthetic method for sulforaphane and belongs to the field of drug synthesis. The method comprises the following steps that: after amino in 4-amino-1-butanol is protected by Boc groups, hydroxy in 4-amino-1-butanol is changed into methanesulfonyl ester by methanesulfonyl chloride, and then the resultant reacts with sodium methyl mercaptide to produce 4-methylthio butyl-1-tert-butoxycarbonylamide; Boc protective groups are removed under acidic condition to obtain 4-methylthio-1-butylamine; 4-methylthio-1-butylamine reacts with carbon disulfide for one hour in the presence of triethylamine and p-toluenesulfonyl chloride is added for treatment for half an hour to produce 4-methylthio butyl-1-isothiocyanate; and at last 4-methylthio butyl-1-isothiocyanate is oxidized by m-CPBA to produce sulforaphane. According to the invention, complex hydrazinolysis of phthalimide in aftertreatment is avoided and toxic thiophosgene is not needed in the preparation of isothiocyanate; overall yield of sulforaphane is 64%, substantially higher than the overall yield of 8% reported in literature; the whole preparation process is simple and time-saving and is suitable for large scale production.

The invention relates to a catalyst component applied to a vinyl polymerization reaction, a preparation method of the catalyst component and a catalyst thereof. The catalyst component comprises a magnesium-alcohol compound, a titanium compound, an alkoxy compound, an organic aluminum compound, a long-carbon-chain monoester compound and a sulfuryl-containing compound. The catalyst has proper activity and very high hydrogen regulation sensitivity; and the piling density of obtained polymer powder is high, and the molecular weight distribution is wide.

The invention provides a preparation method of pantoprazole sodium. The method comprises the following steps of: 1) generating 2-chloromethyl-3,4-dimethoxypyridine hydrochloride (III) by taking 2-hydroxymethyl-3,4-dimethoxypyridine (II) as the start raw material in the presence of chloride; 2) condensing the obtained compound (III) with 5-difluoromethoxy-2-sulfydryl-1H-benzimidazole in alkaline conditions in the presence of inorganic base to generate 5-difluoromethoxy-2-[(3,4-dimethoxy-2-pyridyl)methyl]thioxo-1H-benzimidazole (IV); and 3) salifying the obtained compound (IV) with sodium hydroxide, and oxidizing with an oxidizing agent to generate 5-difluoromethoxy-2-[(3,4-dimethoxy-2-pyridyl)methyl]sulfinyl-1H-benzimidazole sodium, namely pantoprazole sodium (I). According to the invention, the operation is simple and efficient, the reaction conditions are mild, the safety is high, the control is easy, the yield is relatively high, and the method is suitable for industrial production.

A copolymer having a block (A′) composed of a repeating unit represented by the formula (I-1), and / or a block (A) containing a repeating unit represented by the formula (I-1) and a repeating unit represented by the formula (II).(wherein X1, X2 and X3 may be the same or mutually different and represent an oxygen atom, a sulfur atom or C(R7)═C(R8)—, and R1, R2, R2, R4, R5, R6, R7 and R8 may be the same or mutually different and represent a hydrogen atom, a halogen atom, an alkyl group, an alkoxy group, an alkylthio group, an aryl group, an aryloxy group, an arylthio group, an arylalkyl group, an arylalkoxy group, an arylalkylthio group, an arylalkenyl group, an arylalkynyl group, a mono-valent heterocyclic group, a heterocyclic thio group, an amino group, a silyl group, an acyl group, an acyloxy group, an imine residue, an amide group, an acid imide group, a carboxyl group, a cyano group or a nitro group, and m and n may be the same or mutually different and represent 2 or 3. A plurality of R1s may be the same or mutually different. A plurality of R2s may be the same or mutually different. A plurality of R5s may be the same or mutually different. A plurality of R6s may be the same or mutually different. A plurality of X1s may be the same or mutually different. A plurality of X3s may be the same or mutually different.)—(Ar1)—  (II)(wherein Ar1 represents an arylene group.).

A compound represented by formula (I-1):wherein R21, R22, R23 and R24 each independently represent a hydrogen atom or a monovalent substituent, with the proviso that compounds, in which R21, R22, R23 and R24 each are an alkylthio group, are excluded; R21 and R22 and / or R23 and R24 each may bond to each other to form a ring, with the proviso that compounds, in which the formed ring is a dithiol ring or a dithiolane ring, are excluded;R25 and R26 each independently represent a hydrogen atom or a monovalent substituent;X21, X22, X23 and X24 each independently represent a hetero atom;compounds, wherein R21, R22, R23 and R24 each represent a cyan group; X21, X22, X23 and X24 each represent a sulfur atom; and R25 and R26 each represent a hydroxyl group or a hydrogen atom, are excluded; andcompounds, wherein R21 and R23 each represent a hydrogen atom; R22 and R24 each represent an arylcarbonyl group; X21, X22, X23 and X24 each represent a sulfur atom; and R25 and R26 each represent a hydroxyl group, are excluded; and an ultraviolet absorbent, which has molecular weight of 10,000 or less and molar extinction coefficient at the maximum absorption wavelength of the ultraviolet absorbent of 80,000 or more.

Additives for lubricating oils and for fuel oils which comprise as the main component a disulfide represented by the following general formula (I) or (IV): R1OOC-A1-Sx-A2-COOR2  (I) (R1 and R2 each independently represent a hydrocarbyl group which has 1 to 30 carbon atoms and may have oxygen atom, sulfur atom or nitrogen atom, A1 and A2 each independently represent a group represented by CR3R4, R3 and R4 each independently representing hydrogen atom or a hydrocarbyl group having 1 to 20 carbon atoms, and x represents 2.) R1OOC-A3-Sx-A4-COOR2  (IV) (R1 and R2 are as defined above, A3 and A4 each independently represent a group represented by CR5R6—CR7R8, R5 to R8 each independently representing hydrogen atom or a hydrocarbyl group having 1 to 20 carbon atoms, and x represents 2.) The additives exhibit excellent functions as the extreme pressure additive and the antiwear agent and the suppressed corrosive property to nonferrous metals and are advantageously used as the sulfur-based extreme pressure additives for lubricating oils and fuel oils.

A method of inhibiting or reducing discoloration of a diorganopolysiloxane composition comprising the steps of mixing: said composition with the following components in any order: i) a source of ferrous ions; and ii) 0.0001-0.05 wt. % per total weight of the composition of a bis(2-pyridylthio-1-oxide) non-ferrous salt per total weight of the composition

A process for preparing a transalkylation catalyst, the catalyst itself, and a transalkylation process for using the catalyst are herein disclosed. The catalyst comprises rhenium metal on a solid-acid support such as mordenite, which has been treated with a sulfur-based agent. Such treatment reduces the amount of methane produced by metal hydrogenolysis in a transalkylation process wherein heavy aromatics like A9+ are reacted with toluene to produce xylenes. Reduced methane production relative to total light ends gas production results in lower hydrogen consumption and lower reactor exotherms.

A compound represented by the following formula (1): (wherein each of R1 and R2, which may be identical to or different from each other, represents a hydrogen atom, a methyl group, or an ethyl group; each of R3a, R3b, R4a, and R4b, which may be identical to or different from each other, represents a hydrogen atom, a halogen atom, a nitro group, a hydroxyl group, a C1-4 alkyl group, a trifluoromethyl group, a C1-4 alkoxy group, a C1-4 alkylcarbonyloxy group, a di-C1-4 alkylamino group, a C1-4 alkylsulfonyloxy group, a C1-4 alkylsulfonyl group, a C1-4 alkylsulfinyl group, or a C1-4 alkylthio group, or R3a and R3b, or R4a and R4b may be linked together to form an alkylenedioxy group; X represents an oxygen atom, a sulfur atom, or N—R5 (R5 represents a hydrogen atom, a C1-4 alkyl group, a C1-4 alkylsulfonyl group, or a C1-4 alkyloxycarbonyl group); Y represents an oxygen atom, S(O)l (l is a number of 0 to 2), a carbonyl group, a carbonylamino group, an aminocarbonyl group, a sulfonylamino group, or an aminosulfonyl group; Z represents CH or N; n is a number of 1 to 6; and m is a number of 2 to 6) or a salt thereof; and therapeutic drugs containing any of such a compound or salt.

The invention discloses a preparation method of an ion mineralization blocking agent for heavy metal contaminated soil remediation. The preparation method is characterized in that a crystal mixed compound agent having ultrahigh cation-exchange capacity, specific surface area and adsorption property is prepared by using phosphoric acid, calcium chloride, bentonite and biomass wastes as raw materials through high-temperature baking, the crystal mixed compound agent is compounded with a sulfenyl compound so as to realize the mineralization blocking of heavy metal ions in the soil through the deep synergistic effect of multiple mechanisms such as ion exchange, adsorption, complexation, precipitation and the like, and the purpose of the in-site remediation of heavy metal contaminated soil is achieved. The compound agent prepared by the method is high in active ingredients, wide in application range, small in using amount and low in cost, takes effect quickly and can be used for the efficient in-site remediation of farmlands and other industrial heavy metal contaminated soil.

The invention belongs to the technical field of gas pollutant treatment, in particular relates to an innocent treatment method for sulfuryl fluoride gas. The method comprises the following steps of: dividing a plasma reactor serving as a reactor into two stuffing cavities between two electrodes by gas distribution baffles at both ends and a porous baffle in the middle; and introducing sulfuryl fluorid-containing gas into the plasma reactor from a gas inlet, performing oxidization reaction and degradation reaction on the sulfuryl fluorid-containing gas and high-energy electrons and active particles which are generated by electric discharge and reacting with secondary stuffing in the plasma reactor and absorbing under the action of nonequilibrium plasma to generate non-toxic and innocent gas without greenhouse effect and discharging from a gas outlet. The method has the advantages that the sulfuryl fluoride is oxidized and degraded under the action of the nonequilibrium plasma by adopting a mode that the discharge plasma and the stuffing are in the same electric field simultaneously, and reacts with the stuffing loaded in the reactor simultaneously to be absorbed so as to promote the reaction to perform towards the innocent direction, and improve the desorption efficiency, and thus the utilization ratio of energy is improved.

The invention discloses a new preparation method of an insect repellent albendazole and provides a brand-new synthesis route of albendazole. The new preparation method adopting m-dichlorobenzene as the starting material is used for obtaining high-purity albendazole through nitration, amination, condensation, reduction and cyclization reaction; the new preparation method is characterized in that an unstable intermediate condensation compound 2-nitryl-4-propyl sulfenyl aniline in the existing industrial route is changed into 2-nitryl-5-propyl sulfenyl aniline with stable quality. The reducing process is changed into a clean and efficient reducing process by virtue of sodium sulfide. The synthesis process is simple and efficient, less in pollution, high in quality and suitable for industrial production.