4-Chlorobutanoic acid
[CAS# 627-00-9]

Identification

• Classification: Chemical reagent >> Organic reagent >> Fatty acid
• Name: 4-Chlorobutanoic acid
• Synonyms: 4-Chlorobutyric acid; NSC 6391; NSC 76578; gamma-Chlorobutyric acid
• Molecular Formula: C₄H₇ClO₂
• Molecular Weight: 122.55
• CAS Registry Number: 627-00-9
• EC Number: 210-977-7

Properties

• Solubility: Sparingly soluble (28 g/L) (25 ºC), Calc.^*
• Density: 1.2373 g/cm³ (20 ºC)^**
• Melting point: 150 ºC^***
• Boiling point: 120-125 ºC (15 Torr)^****
• Refractive index: 1.4540 (589.3 nm 20 ºC)^**
• Flash point: 101.1±22.6 ºC, Calc.^*

^* Calculated using Advanced Chemistry Development (ACD/Labs) Software V11.02 (©1994-2014 ACD/Labs)

^** Crawford, J. W. C.; Journal of the Chemical Society 1952, P4492-5.

^*** Stefanovic, Gjorgje; Glasnik Hemijskog Drustva Beograd 1956, V21, P213-18.

^**** Pattison, F. L. M.; Journal of the American Chemical Society 1956, V78, P2255-9.

Safety Data

• Hazard Symbols: C
• Risk Codes: R22;R34
• Safety Description: S26;S36/37/39;S45

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Acute toxicity	Acute Tox.	4	H302
Skin corrosion	Skin Corr.	1B	H314
Skin corrosion	Skin Corr.	1C	H314
Serious eye damage	Eye Dam.	1	H318
Substances or mixtures corrosive to metals	Met. Corr.	1	H290

• Transport Information: UN 3265 8 / PGII