121872-97-7

Basic information

• Product Name: 2-chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester
• Synonyms: 2-chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester
• CAS NO: 121872-97-7
• Molecular Weight: 262.64
• Mol File: 121872-97-7.mol
• Article Data: 6

Chemical Properties

• CAS DataBase Reference: 2-chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester(CAS DataBase Reference)
• NIST Chemistry Reference: 2-chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester(121872-97-7)
• EPA Substance Registry System: 2-chloro-4,5-difluoro-β-oxobenzenepropanoic acid ethyl ester(121872-97-7)

Safety Data

• Hazardous Substances Data: 121872-97-7(Hazardous Substances Data)

Upstream product

• 623-49-4 ethyl cyanoformate 
• 121872-94-4 2'-chloro-4',5'-difluoroacetophenone 
• 676-58-4 methylmagnesium chloride 
• 6148-64-7 ethyl potassium malonate 
• 121872-95-5 2-chloro-4,5-difluorobenzoyl chloride 
• 121872-99-9 (2-chloro-4,5-difluorobenzoyl)propanedioic acid diethyl ester 

Downstream Products

• 121873-02-7 2-chloro-α-(ethoxymethylene)-4,5-difluoro-β-oxobenzenepropanoic acid,ethyl ester 
• 535170-24-2 ethyl 1-(5-tert-butoxycarbonylamino-2,4-difluorophenyl)-6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylate 
• 179739-43-6 1-(5-amino-2,4-difluorophenyl)-6,7-difluoro-4-oxo-1,4-dihydroquinoline-3-carboxylic acid 
• 121872-98-8 3-(2-chloro-4,5-dilfuorophenyl)-3-oxo-2-(ethoxymethylene)propanoic acid ethyl ester 

Relevant articles and documents

An alternative synthesis of ethyl 3-(2-chloro-4,5-difluorophenyl)-3-oxopropionate and ethyl 3-(2,6-dichloro-5-fluoropyridin-3-yl)-3-oxopropionate

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Fluorinated benzoyl compounds

A 2-chloro-4,5-difluorobenzoyl compound of the formula: STR1 wherein R2 is a lower alkyl group, and R7 is a 2,4-difluorophenyl group or a 4-fluorophenyl group.

Intermediates for preparing 1,4-dihydro-4-oxo-quinoline-3-carboxylic acid esters

Compounds of the formula: wherein Y is OR1, fluoro, chloro, methyl, R1, and R3 are independently selected from hydrogen and C1-C4 alkyl, R2 is C1-C4 alkyl and X is fluoro, chloro or bromo, with the proviso that when Y is OH, X cannot be bromo and with the proviso that X can be fluoro only if R2 is methyl.