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CAS:17199-29-0
Molecular Formula:C8H8O3
Alias
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(S)-(+)-Mandelic Acid; (S)-(+)-2-Hydroxy-2-Phenylacetic Acid; Benzeneacetic Acid, α-Hydroxy-, (S)-; (S)-α-Hydroxyphenylacetic Acid; 2-Phenyl-2-Hydroxyethanoic Acid; L-(+)-Mandelic Acid; (S)-(+)-Amygdalic Acid; Hydroxyphenylacetic Acid; Phenyl-Hydroxy-Acetic Acid; (S)-2-Hydroxy-2-Phenylacetic Acid; (S)-(+)-Mandelic; (S)-Benzeneaceticaci; (S)-Hydroxyphenylaceticacid; Benzeneaceticacid,Alpha-Hydroxy-,(S)-; L-(+)-α-Hydroxybenzeneacetic Acid
Brief Introduction
Mandelic acid is prepared from acetophenone, a by-product of phenol production from cumene. It is mainly used in organic synthesis and pharmaceutical industry, and is mainly used for chiral separation.
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CAS:17345-61-8
Molecular Formula:C7H5NO2
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3,4-Dihydroxybenzoni; 3,4-Dihydroxy-Benzonitrile; 5-Cyanocatechol; Protocatechusaeure-Nitril; Protocatechuonitrile; 4-Cyano-1,2-Dihydroxybenzene; Benzonitrile,3,4-Dihydroxy; 3,4-Dihydroxy-Benzonitril; 4-Cyanopyrocatechol; 4-Cyanocatechol; Protocatachuonitrile; 3, 4-Dihydroxybenzonitrile; 3,4-Dihydroxy Benzonitrile; 3,4-Dihydroxybenzenecarbonitrile; acmc-209e6q; Protocatechunitrile
Brief Introduction
Generally used as pharmaceutical intermediates
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CAS:17639-93-9
Molecular Formula:C4H7ClO2
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2-Chlorpropionsuremethylester; Propanoic Acid, 2-Chloro-, Methyl Ester; Methyl 2-Chloropropanoate; Methyl A-Chloropropionate; 2-Chloropropyl Methyl; 2-Chloropropionic Acid Methyl Ester; Methyl Dl-A-Chloropropionate; Methyl 2-Chloropropion; 2- Chloromethyl Propionate; Methyl 2-Chloropropiote
Brief Introduction
α- Methyl chloropropionate is mainly used as the intermediate of pesticide, medicine and perfume. It is the intermediate of fungicide metalaxyl, benshuangling and procymidone, herbicide herbicide herbicide herbicide herbicide, Propionamide and so on.
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CAS:176969-34-9
Molecular Formula:C6H6F2N2O2
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1-Methyl-3-(Difluoromethyl)-1H-Pyrazole-4-Carboxylic Acid; 3-Difluoromethyl-1-Methyl-1H-Pyrazol-4-Ylcarboxylic Acid; Dfpa; 3-(Difluoromethyl)-1-Methyl-1H-Pyrazole-4-Carboxyl; Fluxypyroxadmetabolitem700F001; Difluoromethyl-1-Methyl-1H-Pyrazole-4-Carboxylic acid
Brief Introduction
3-(difluoromethyl)-1-methylpyrazole-4-carboxylic acid as carboxylic acid derivatives, which can act as intermediates of fungicides.
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Zhejiang Hetian Chemical Co.,Ltd.
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Tech Grade
CAS:179688-53-0
Molecular Formula:C11H10N2O4
Alias
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6-Acetoxy-7-Methoxy-3,4-Dihydroquinazolin-4-One; 6-Acetoxy-7-Methoxy-4-Quinazolinol; 3,4-Dihydro-4-Oxo-6-Acetyloxy-7-Methoxy-Quinazoline; 7-Methoxy-4-Oxo-3,4-Dihydroquinazolin-6-Yl Acetate; 6-Acetoxy-7-Methoxy-4-Hydroxyquinazoline; 6-Acetoxy-7-Methoxy-3,4-Dihydroquinazolin-4(3H)-one; 7-Methoxy-4-Oxo-1,4-Dihydroquinazolin-6-Yl Acetate; 6-Acetoxy-7-Methoxy-3H-Quinazolin-4-One; (7-Methoxy-4-Oxo-1H-Quinazolin-6-Yl) Acetate; Gefitinib Impurity vii
Brief Introduction
3,4-dihydro-7-methoxy-4-oxoquinazoline-6-ol acetate can be used as an intermediate in pharmaceutical synthesis. It can be prepared from 6-hydroxy-7-methoxy-4-ketoquinazoline as reaction raw material and can be used to prepare intermediate 7-methoxy-6-acetoxy-4-chloroquinazoline.
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