117757

α-Methyl-γ-butyrolactone

98%

• Synonym(s): 4,5-Dihydro-3-methyl-2(3H)-furanone
• Empirical Formula (Hill Notation): C₅H₈O₂
• CAS Number: 1679-47-6
• Molecular Weight: 100.12
• Beilstein: 80418
• EC Number: 216-846-0
• MDL number: MFCD00005396
• UNSPSC Code: 12352100
• PubChem Substance ID: 24847344
• NACRES: NA.22

Properties

• Quality Level: 100
• 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

Description

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.

Safety Information

• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 3
• Flash Point(F): 163.4 °F - closed cup
• Flash Point(C): 73 °C - closed cup
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves