BETA-BUTYROLACTONE
Synonym(s):β-Methyl-β-propiolactone;3-Hydroxybutyric acid β-lactone;4-Methyl-2-oxetanone;beta-Butyrolactone
- CAS NO.:3068-88-0
- Empirical Formula: C4H6O2
- Molecular Weight: 86.09
- MDL number: MFCD00005170
- EINECS: 221-330-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2024-07-18 18:48:51
What is BETA-BUTYROLACTONE?
Chemical properties
colourless liquid
The Uses of BETA-BUTYROLACTONE
β-Butyrolactone was used in the preparation of (3- O -[oligo-(3-hydroxybutyrate ester)] fluorescein, fluorescein derivative of poly(3-hydroxybutyrate) via anionic polymerization.
The Uses of BETA-BUTYROLACTONE
β-Butyrolactone was used in the preparation of (3-O-[oligo-(3-hydroxybutyrate ester)] fluorescein, fluorescein derivative of poly(3-hydroxybutyrate) via anionic polymerization.
What are the applications of Application
β-Butyrolactone is A versatile building block for organic synthesis.
Definition
ChEBI: Beta-Butyrolactone is a beta-lactone.
General Description
Clear colorless liquid with an acetone-like odor.
Air & Water Reactions
Highly flammable. Water soluble
Reactivity Profile
BETA-BUTYROLACTONE is incompatible with strong oxidizers and strong bases. BETA-BUTYROLACTONE is hydrolyzed by water and aqueous alkali.
Hazard
Possible carcinogen, neoplastigen; tumori- genmutagen, irritant, slightly toxic.
Fire Hazard
BETA-BUTYROLACTONE is combustible.
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
Properties of BETA-BUTYROLACTONE
Melting point: | −43.5 °C(lit.) |
Boiling point: | 71-73 °C29 mm Hg(lit.) |
Density | 1.056 g/mL at 25 °C(lit.) |
refractive index | n |
Flash point: | 140 °F |
form | neat |
color | Colorless to Almost colorless |
Water Solubility | 132.7g/L(18 ºC) |
Stability: | Stable. Incompatible with strong bases, strong oxidizing agents. Flammable. |
CAS DataBase Reference | 3068-88-0(CAS DataBase Reference) |
IARC | 2B (Vol. 11, Sup 7, 71) 1999 |
EPA Substance Registry System | .beta.-Butyrolactone (3068-88-0) |
Safety information for BETA-BUTYROLACTONE
Signal word | Warning |
Pictogram(s) |
Flame Flammables GHS02 Exclamation Mark Irritant GHS07 Health Hazard GHS08 |
GHS Hazard Statements |
H226:Flammable liquids H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H351:Carcinogenicity |
Precautionary Statement Codes |
P201:Obtain special instructions before use. P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P308+P313:IF exposed or concerned: Get medical advice/attention. |
Computed Descriptors for BETA-BUTYROLACTONE
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