Method for detecting related substances of 4-Boc-aminopiperidine
A related substance, aminopiperidine technology, which is applied in the detection field of 4-Boc-aminopiperidine related substances, can solve the problems of unrecorded 4-Boc-aminopiperidine detection methods, etc., and achieve high sensitivity and good reproducibility , Improve the effect of drug safety
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[0033] The embodiment of the present invention provides a method for detecting related substances of 4-Boc-aminopiperidine
[0034] 1.1 Materials and methods
[0035] Instruments: gas chromatograph, hydrogen flame ionization detector, measuring bottle, electronic balance.
[0036] Blank solvent: methanol.
[0037] 1.2 Preparation of solution
[0038] Reference substance solution: Take an appropriate amount of 4-amino-1-ethoxycarbonylpiperidine, 4-Boc-amino-1-ethoxycarbonylpiperidine and 4-aminopiperidine, weigh them accurately, and make each 1mL reference substance with methanol The methanol solution contained 250 µg of 4-amino-1-ethoxycarbonylpiperidine, 250 µg of 4-Boc-amino-1-ethoxycarbonylpiperidine, and 250 µg of 4-aminopiperidine.
[0039] The test solution: take an appropriate amount of 4-Boc-aminopiperidine, accurately weighed, and make each 1mL methanol solution of the test contains 10 mg of the 4-Boc-aminopiperidine.
[0040] 1.3 Detection method for related subs...
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