CAS 10008-73-8|γ-Methylene-γ-butyrolactone

Introduction：Basic information about CAS 10008-73-8|γ-Methylene-γ-butyrolactone, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Safety Information
4. Customs
5. Articles1
6. Synonyms

Common Name	γ-Methylene-γ-butyrolactone
CAS Number	10008-73-8	Molecular Weight	98.09990
Density	1.07 g/cm3	Boiling Point	186.7ºC at 760 mmHg ，80ºC17 mm Hg(lit.)
Molecular Formula	C₅H₆O₂	Melting Point	18ºC
MSDS	ChineseUSA	Flash Point	76.7ºC
Symbol	GHS08	Signal Word	Danger

Names

Name	α'-angelica lactone
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.07 g/cm3
Boiling Point	186.7ºC at 760 mmHg ，80ºC17 mm Hg(lit.)
Melting Point	18ºC
Molecular Formula	C₅H₆O₂
Molecular Weight	98.09990
Flash Point	76.7ºC
Exact Mass	98.03680
PSA	26.30000
LogP	0.83710
Vapour Pressure	0.654mmHg at 25°C
Index of Refraction	n20/D 1.466(lit.)
InChIKey	SIFBVNDLLGPEKT-UHFFFAOYSA-N
SMILES	C=C1CCC(=O)O1

Safety Information

Symbol	GHS08
Signal Word	Danger
Hazard Statements	H317-H334
Precautionary Statements	P261-P280-P342 + P311
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xn: Harmful;
Risk Phrases	R42/43
Safety Phrases	23-36/37
WGK Germany	3
HS Code	2932209090

Customs

HS Code	2932209090
Summary	2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles1

Relative thermodynamic stabilities of ?-methylene-?-butyrolactone and ?-angelicalactone.

Tetrahedron 50(6) , 1885-1888, (1994)

Synonyms

MFCD00042762

5-Methylenedihydro-2(5H)-furanone

alpha'-angelica lactone

EINECS 233-004-8

5-methylideneoxolan-2-one

γ-Methylene-γ-butyrolactone

gaMMa-Methylene-gaMMa-butyrolactone

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