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117757

Sigma-Aldrich

α-Methyl-γ-butyrolactone

98%

Synonym(s):

4,5-Dihydro-3-methyl-2(3H)-furanone

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About This Item

Empirical Formula (Hill Notation):
C5H8O2
CAS Number:
Molecular Weight:
100.12
Beilstein/REAXYS Number:
80418
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

assay

98%

refractive index

n20/D 1.432 (lit.)

bp

78-81 °C/10 mmHg (lit.)

solubility

THF: soluble

functional group

ester

SMILES string

CC1CCOC1=O

InChI

1S/C5H8O2/c1-4-2-3-7-5(4)6/h4H,2-3H2,1H3

InChI key

QGLBZNZGBLRJGS-UHFFFAOYSA-N

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General description

α-Methyl-γ-butyrolactone undergoes benzylation to give racemic α-benzyl-α-methyl-γ-butyrolactone.

Application

α-Methyl-γ-butyrolactone was used as model compound in Bracketing experiments to investigate the thermodynamically favored site of reaction of pilocarpine.

Storage Class

10 - Combustible liquids

wgk_germany

WGK 3

flash_point_f

163.4 °F - closed cup

flash_point_c

73 °C - closed cup

ppe

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


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