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3068-88-0

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Identification

Name
BETA-BUTYROLACTONE
CAS
3068-88-0
Synonyms
3-BUTANOLIDE
3-HYDROXYBUTYRIC ACID BETA-LACTONE
4-METHYL-2-OXETANONE
(+/-)-B-BUTYROLACTONE
BETA-BUTYROLACTONE
BETA-METHYLPROPIOLACTONE
(R,S)-4-Methyl-oxetan-2-one
2-Oxetanone, 4-methyl-
3-Hydroxybutanoic acid, beta-lactone
3-hydroxybutanoicacid,beta-lactone
4-methyl-2-oxetanon
4-methyl-oxetan-2-one
beta-Butyrolakton
3-Hydroxybutyric acid lactone~4-Methyl-2-oxetanone~2-Methyl-beta-propiolactone
dl-B-hydroxybutyric acid lactone
(+/-)-BETA-BUTYROLACTONE, 98+%
BETA-BUTYROLACTONE 97+%
β-methyl-β-propiolactone
(R)-BETA-BUTYROLACTONE
(S)-BETA-BUTYROLACTONE
EINECS(EC#)
253-093-7
Molecular Formula
C4H6O2
MDL Number
MFCD00005170
Molecular Weight
86.09
MOL File
3068-88-0.mol

Chemical Properties

Appearance
colourless liquid
mp 
−43.5 °C(lit.)

bp 
71-73 °C29 mm Hg(lit.)

density 
1.056 g/mL at 25 °C(lit.)

refractive index 
n20/D 1.411(lit.)

Fp 
140 °F

Stability:
Stable. Incompatible with strong bases, strong oxidizing agents. Flammable.
CAS DataBase Reference
3068-88-0(CAS DataBase Reference)

Safety Data

Hazard Codes 
Xn
Risk Statements 
R36/38:Irritating to eyes and skin .
R40:Limited evidence of a carcinogenic effect.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
RIDADR 
UN 1993 3/PG 3

WGK Germany 
3

RTECS 
RQ8050000

HazardClass 
3.2
PackingGroup 
III
Safety Profile
Suspected carcinogen with experimental carcinogenic, neoplastigenic, and tumorigenic data. Mildly toxic by ingestion. A moderate skin irritant. Mutation data reported. When heated to

Raw materials And Preparation Products

Raw materials
Sodium carbonate-->Chloroform-->3-BROMOBUTYRIC ACID

Hazard Information

General Description
Clear colorless liquid with an acetone-like odor.
Reactivity Profile
BETA-BUTYROLACTONE(3068-88-0) is incompatible with strong oxidizers and strong bases. BETA-BUTYROLACTONE(3068-88-0) is hydrolyzed by water and aqueous alkali.
Air & Water Reactions
Highly flammable. Water soluble
Hazard
Possible carcinogen, neoplastigen; tumori- genmutagen, irritant, slightly toxic.
Fire Hazard
This chemical is combustible.

Spectrum Detail

Spectrum Detail
BETA-BUTYROLACTONE(3068-88-0)MS
BETA-BUTYROLACTONE(3068-88-0)Raman
BETA-BUTYROLACTONE(3068-88-0)13CNMR
BETA-BUTYROLACTONE(3068-88-0)1HNMR
BETA-BUTYROLACTONE(3068-88-0)IR1

Well-known Reagent Company Product Information

Sigma Aldrich
3068-88-0(sigmaaldrich)
TCI AMERICA
beta-Butyrolactone,>95.0%(GC)(3068-88-0)
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