(±)-2-Chloropropionic acid

• Catalog No.: A12860
• CAS Number: 598-78-7
• M. F.: C3H5ClO2
• M. W.: 108.5236
• Purity: 94%

SYNONYMS

• Title: (+/-)-2-氯丙酸
• IUPAC name: 2-chloropropanoic acid
• IUPAC Traditional name: 2-chloropropionic acid

DATABASE IDS

• EC Number: 209-952-3
• Beilstein Number: 1720259
• CAS Number: 598-78-7
• MDL Number: MFCD00004224

PROPERTIES

• Purity: 94%
• Boiling Point: 78-80°C/11mm
• Density: 1.262
• Flash Point: 101°C(213°F)
• Melting Point: -13°C
• Refractive Index: 1.4350
• GHS Hazard statements: H314-H302
• European Hazard Symbols: X
• European Hazard Symbols: Corrosive (C)
• GHS Precautionary statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A
• Risk Statements: 22-35
• RTECS: UE8575000
• Safety Statements: 23-26-28-36-45
• TSCA Listed: 是
• Hazard Class: 8
• UN Number: UN2511
• Packing Group: III

REFERENCES

• Condensation of the dilithio-derivative with carbonyl compounds gives ɑ?-epoxycarboxylic acids (glycidic acids) which afford methyl ketones on decarboxylation, avoiding possible ester hydrolysis in the classical Darzens glycidic ester condensation (see Ethyl chloroacetate, A15554): J. Org. Chem., 47, 1205 (1982). An analogous reaction of the dianion with ɑ?-unsaturated esters gives, stereoselectively, cyclopropane cis-dicarboxylic acids: Synthesis, 284 (1982):