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γ-Methylene-γ-butyrolactone_Molecular_structure_CAS_10008-73-8)
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γ-Methylene-γ-butyrolactone

Catalog No. 66737 Name Sigma Aldrich
CAS Number 10008-73-8 Website http://www.sigmaaldrich.com
M. F. C5H6O2 Telephone 1-800-521-8956
M. W. 98.09994 Fax
Purity ≥95.0% (GC) Email
Storage Chembase ID: 148274

SYNONYMS

Title
γ-亚甲基-γ-丁内酯
IUPAC name
5-methylideneoxolan-2-one
IUPAC Traditional name
α'-angelica lactone
Synonyms
5-甲基-2(3H)-呋喃酮
5-Methylenedihydro-2(3H)-furanone
α′-Angelicalactone
α′-当归内酯

DATABASE IDS

MDL Number MFCD00042762
CAS Number 10008-73-8
Beilstein Number 1560870

PROPERTIES

Contains ~0.5% 2,6-di-tert-butyl-4-methylphenol as stabilizer
Empirical Formula (Hill Notation) C5H6O2
Grade purum
Purity ≥95.0% (GC)
Boiling Point 80 °C/17 mmHg(lit.)
Density 1.096 g/mL at 25 °C(lit.)
Flash Point 90 °C
Flash Point 194 °F
Refractive Index n20/D 1.466(lit.)
Refractive Index n20/D 1.467
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H317-H334
European Hazard Symbols Harmful Harmful (Xn)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P261-P280-P342 + P311
Risk Statements 42/43
Safety Statements 23-36/37-45
German water hazard class 3

DETAILS

Description (English)
Other Notes
Synthesis of halo enol lactones1
Description (简体中文)
Other Notes
卤烯醇内酯的合成1

REFERENCES