2-Chlorobutyric acid

CAS No.：4170-24-5

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This product is a chemical product/pharmaceutical intermediate. It is not a drug, an active pharmaceutical ingredient (API), or a pharmaceutical-grade material. It has not been granted a drug approval number or a Chemical Drug Substance Approval Notice, has not passed drug-related review and approval, and is not manufactured, tested, or released in accordance with pharmaceutical GMP.
This product is intended solely for non-clinical research, process development, quality studies, further chemical processing, or chemical synthesis. It must not be used in drug-product manufacturing, clinical trials, clinical diagnosis, or administration to humans or animals, or be sold, used as an input, submitted for regulatory filing, or released as an API or pharmaceutical material.
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2-Chlorobutyric acid Basic information

Product Name:	2-Chlorobutyric acid
Synonyms:	2-CHLORO-N-BUTYRIC ACID;2-CHLOROBUTYRIC ACID;BETA-CHLOROBUTYRIC ACID;DL-ALPHA-CHLOROBUTYRIC ACID;2-chlorbutyricacid;3-CHLORO-N-BUTYRIC ACID;3-CHLOROBUTYRIC ACID;2-Chlorobutanoic acid
CAS:	4170-24-5
MF:	C4H7ClO2
MW:	122.55
EINECS:	224-029-5
Product Categories:	C1 to C5;Carbonyl Compounds;Carboxylic Acids
Mol File:	4170-24-5.mol

2-Chlorobutyric acid Chemical Properties

Melting point	76.2-77 °C
Boiling point	90-92 °C12 mm Hg(lit.)
density	1.190 g/mL at 20 °C(lit.)
refractive index	n20/D 1.439
Fp	112°C
Water Solubility	Soluble in water
pka	2.86(at RT℃)
form	clear liquid
color	Colorless to Light orange to Yellow
BRN	1720944
CAS DataBase Reference	4170-24-5(CAS DataBase Reference)
NIST Chemistry Reference	Butanoic acid, 2-chloro-(4170-24-5)

Safety Information

Hazard Codes	C
Risk Statements	34
Safety Statements	26-36/37/39-45
RIDADR	UN 3265 8/PG 3
WGK Germany	3
F	19
HazardClass	8
PackingGroup	II

MSDS Information

Provider	Language
SigmaAldrich	English
ALFA	English

2-Chlorobutyric acid Usage And Synthesis

Uses	2-Chlorobutyric acid was used in the synthesis of 2-hydroxy-5-hexenyl 2-chlorobutyrate ester.
Synthesis Reference(s)	The Journal of Organic Chemistry, 40, p. 2960, 1975 DOI: 10.1021/jo00908a025

2-Chlorobutyric acid Preparation Products And Raw materials

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