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Pharmaceutical Intermediates

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CAS:37830-90-3
Molecular Formula:C5H6O3
5-Dimethyl-1,3-Dioxol-2-One; Dmdo; 4,5-Dimethyl-2-Oxo-1,3-Dioxolene; 4,5-Dimethyl-2-Oxo-1,3-Dioxole; Dimethyldioxolone; 4,5-Dimethyl-1,3-Dio; Dimethylvinylene Carbonate; 4,5-Dimethyl-1,3-Dioxo-2-One; 4,5-Dimethyl-1,3-Dioxal-2-One; 3-Dioxol-2-One; 4,5-Dimethyl-1,3-Dioxol-2-one (DMDO)
Brief Introduction
4,5-dimethyl-1,3-dioxane-2-one is an intermediate of organic synthesis and medicine. It is mainly used as an intermediate of olmesartan in the process of laboratory research and chemical production.
CAS:4965-33-7
Molecular Formula:C10H8ClN
7-Chloroquinaldine; 7Chloroquinaldinemontelukast; 7-Chlor-2-Methyl-Chinolin; Montelukast7-Chloroquinaldine; Chloroquinaldine; Quinoline, 7-Chloro-2-Methyl-; 7-Chloro-2-Methyl-Quinoline; Methyl-7-Chloroquinoline; 2-Methyl-7-Chloroquinoline; 7-Chloro-2-Methylqui
Brief Introduction
It is used to synthesize the intermediate of montelukast sodium.
CAS:507-09-5
Molecular Formula:C2H4OS
Ethanethioic Acid; Thioacetic Acid; Thioacetic; Ethanethiolic Acid; Racecadotril Impurity A
Brief Introduction
The product is an acetyl thiolation agent and sulfhydrylation agent in organic synthesis. It is mainly used in the synthesis of lipoic acid, cystine and mercaptocarboxylic acid. It is also used in the synthesis of hormone modifier and antidote, cephalosporin modifier and bactericide, polymer modifier and additive. It is used for reagents, fragrances, cosmetics, synthetic Kato Pury, etc.
CAS:520-45-6
Molecular Formula:C8H8O4
Dehydracetsaeure; Dehydro-Aceticaci; Dehydranone; 2-Acetyl-5-Hydroxy-3-Oxo-4-Hexenoic Acid δ-Lactone; 2H-Pyran-2,4(3H)-Dione, 3-Acetyl-6-Methyl-; Dha; 3-Acetyl-6-Methyl-2H-Pyran-2,4(3H)-Dione; Geogard(R) 221; Dhaa; Geogard(R) 361; 3-Acetyl-6-Methyl-(2H)-Pyran-2,4(3H)Dione; Geogard(R) 111A; Dehydracetic Acid; Methylacetopyronone
Brief Introduction
Dehydroacetic acid is used as an intermediate in organic synthesis; Paste of vinyl acetate emulsion, acrylic vinyl emulsion and other resin emulsion is also used in paste mixture of polyvinyl alcohol, carboxymethyl cellulose, starch and bone glue. Recently, it is more widely used in adhesives, mosquito repellent incense, feed, shampoo, toothpaste and other fields; Because this product has inhibitory effect on mold, yeast and Gram-negative bacteria, it is used in medicine, cosmetics and food as an anti mildew agent and preservative. According to GB2760-1996, it can be used in fermented bean curd, assorted pickles and raw orange juice.
CAS:540-36-3
Molecular Formula:C6H4F2
2,5-Difluorobenzene; Benzene, 1,4-Difluoro-; 1,4-Difluorobenzene; 1.4-Difluorobenzene; Para-Difluorobenzene; Einecs 208-742-9; P-Difluorobenzene; Benzene,P-Difluoro; Benzene,1,4-Difluoro
Brief Introduction
Pharmaceutical, pesticide, liquid crystal material intermediate.
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