4-Chlorobutanoic acid chloride 4-Chlorobutanoyl chloride 4-Chlorobutyric acid chloride 4-Chlorobutyroyl chloride 4-Chlorobutyryl chloride 4635-59-0 Butanoyl chloride, 4-chloro- Butyryl chloride, 4-chloro- EINECS 225-059-1 HSDB 7299 gamma-Chlorobutyroyl chloride gamma-Chlorobutyryl chloride