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4-CHLOROBUTYRIC ACID

Basic information Safety Supplier Related

4-CHLOROBUTYRIC ACID Basic information

Product Name:
4-CHLOROBUTYRIC ACID
Synonyms:
  • 4-Chlorobutanoic acid
  • 4-chloro-butanoicaci
  • 4-Chlorobutanoicacid
  • 4-chloro-Butanoicacid
  • Butyric acid, 4-chloro-
  • Cl(CH2)3COOH
  • gamma-Chloro-n-butyric acid
  • Levetiracetam-12
CAS:
627-00-9
MF:
C4H7ClO2
MW:
122.55
EINECS:
210-977-7
Product Categories:
  • omega-Chlorocarboxylic Acids
  • omega-Functional Alkanols, Carboxylic Acids, Amines & Halides
  • C1 to C5
  • Carbonyl Compounds
  • Carboxylic Acids
Mol File:
627-00-9.mol
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4-CHLOROBUTYRIC ACID Chemical Properties

Melting point:
12-16 °C(lit.)
Boiling point:
196 °C22 mm Hg(lit.)
Density 
1.24 g/mL at 25 °C(lit.)
refractive index 
n20/D 1.451(lit.)
Flash point:
>230 °F
storage temp. 
Sealed in dry,Room Temperature
solubility 
soluble in Ether
form 
clear liquid
pka
4.52(at RT℃)
color 
Colorless to Almost colorless
BRN 
1700264
InChIKey
IPLKGJHGWCVSOG-UHFFFAOYSA-N
CAS DataBase Reference
627-00-9(CAS DataBase Reference)
EPA Substance Registry System
4-Chlorobutyric acid (627-00-9)
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Safety Information

Hazard Codes 
C
Risk Statements 
22-34
Safety Statements 
26-36/37/39-45
RIDADR 
UN 3265 8/PG 2
WGK Germany 
3
HazardClass 
8
PackingGroup 
III
HS Code 
29159000

MSDS

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4-CHLOROBUTYRIC ACID Usage And Synthesis

Chemical Properties

Dark brown liquid

Uses

4-Chlorobutanoic Acid is an impurity of Levetiracetam(L331500) which is (S)-enantiomer of Etiracetam (E932970) and the ethyl analog of Piracetam (P500800). Used as an anticonvulsant. Neuroprotective & Neuroresearch Product.

Synthesis Reference(s)

Journal of the American Chemical Society, 92, p. 5274, 1970 DOI: 10.1021/ja00720a076
The Journal of Organic Chemistry, 21, p. 883, 1956 DOI: 10.1021/jo01114a016

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