2-Chloropropionic acid,methyl ester CAS: 17639-93-9 UN No: 2933 RTECS# UE9100000;TSCA Molecular Weight: 122.55 Synonyms: Methyl 2-chloropropionate; α-Chloropropionic acid methyl ester; Methyl α-chloropropionate Formula: CH3CHClCOOCH3;C4H7ClO2 Description: Clear liquid , with pungent odour. Mp: -10°C Bp: 132-133°C Density: 1.075 g/ml 25°C n20D : 1.417 Vp: 5.25mmHg(20°C) Fp: 38°C Risk phrases: R:10-36/37/38 Safety phrases: S:26-36 Packaging: 200kgs/drum, 225kgs/drum Use: Intermediate. Specification Assay: min 98% Dichloropropionic acid,methyl ester: max 1.5% 3- chloropropionic acid,methyl ester max 0.1% Water: max 0.1% pH: 5.5 7