Water-soluble carbon monoxide releasing molecule and preparation method and application thereof
A carbon monoxide, water-soluble technology, applied in chemical instruments and methods, botanical equipment and methods, applications, etc., to achieve excellent water solubility and biocompatibility, excellent controllable slow-release carbon monoxide performance, and broad-spectrum bactericidal performance.
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Embodiment 1
[0031] Taking the preparation of the following water-soluble carbon monoxide releasing molecule as an example, the raw materials used and the preparation method are as follows:
[0032]
[0033] 1. Preparation of Formula II Compound
[0034] Under the protection of nitrogen, add 0.532g (2mmol) molybdenum hexacarbonyl and 4mL tetrahydrofuran into the Shrek reaction tube, and then add 1.5mL1.6mol / L methyl lithium ether solution, the molar ratio of molybdenum hexacarbonyl to methyl lithium is 1:1, stirred, and placed in a dry ice-acetone bath at -78°C for 60 minutes to prepare the compound of the following formula.
[0035]
[0036] 2. Preparation of water-soluble carbon monoxide releasing molecules
[0037] Add 0.84g (4mmol) tetraethylammonium bromide to the compound prepared in step 1, stir for 1 minute, distill off tetrahydrofuran under reduced pressure at room temperature, separate the product with a silica gel column at -78°C, and use dichloromethane / petroleum ether ...
Embodiment 2
[0044] Taking the preparation of the following water-soluble carbon monoxide releasing molecule as an example, the raw materials used and the preparation method are as follows:
[0045]
[0046] In the preparation of the water-soluble carbon monoxide release molecule step 2 in Example 1, the tetraethylammonium bromide used is replaced with equimolar tetramethylammonium chloride, and the other steps are the same as in Example 1 to prepare a water-soluble carbon monoxide release molecule, Its yield was 38%.
Embodiment 3
[0048]Taking the preparation of the following water-soluble carbon monoxide releasing molecule as an example, the raw materials used and the preparation method are as follows:
[0049]
[0050] In the step 2 of preparing the water-soluble carbon monoxide release molecule in Example 1, the tetraethylammonium bromide used is replaced with equimolar tetrabutylammonium bromide, and the other steps are the same as in Example 1 to prepare a water-soluble carbon monoxide release molecule. Its yield was 86%.
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