2-CHLORO-4,5-DIFLUOROBENZAMIDE synthesis
- Product Name:2-CHLORO-4,5-DIFLUOROBENZAMIDE
- CAS Number:296274-32-3
- Molecular formula:C7H4ClF2NO
- Molecular Weight:191.56
110877-64-0
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$5.00/1g
296274-32-3
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$93.00/5g
Yield:296274-32-3 76%
Reaction Conditions:
Stage #1: 2-chloro-4,5-difluorobenzoic acidwith 1-hydroxy-pyrrolidine-2,5-dione;1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride in N,N-dimethyl-formamide at 0 - 20; for 1 h;
Stage #2: with ammonia in water;N,N-dimethyl-formamide at 0 - 20; for 0.5 h;
References:
WO2007/15567,2007,A1 Location in patent:Page/Page column 114-115