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butyrolactone

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EntityQ79739· pop 26· linked from 525 articles

butyrolactone

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Also known as 2-oxolanone, 4-butanolide, gamma-butyrolactone, tetrahydrofuran-2-one, 1,4-Lactone, oxolan-2-one, 2-Oxotetrahydrofuran, 1-Oxacyclopentan-2-one

γ-Butyrolactone (GBL) or '''gamma-butyrolactone''' is an organic compound with the formula . It is a hygroscopic, colorless, water-miscible liquid with a pleasant odor. It is the simplest 4-carbon lactone. It is mainly used as an intermediate in the production of other chemicals, such as N-methyl-2-pyrrolidone.

Chemical data

Formula
C4H6O2
Molecular weight
86.09 g/mol
IUPAC name
oxolan-2-one
SMILES
C1CC(=O)OC1
InChIKey
YEJRWHAVMIAJKC-UHFFFAOYSA-N
XLogP
-0.6
Polar surface area
26.3 Ų
H-bond donors
0
H-bond acceptors
2
Formal charge
0

via PubChem

Wikidata facts

Subclass of
lactone
Has part
hydrogen
Mass
86.037
Show 6 more facts
Commons category
Gamma-Butyrolactone
chemical formula
C₄H₆O₂
canonical SMILES
C1CC(=O)OC1
melting point
-43.37
electric dipole moment
4.27
boiling point
204
Sources (3)

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Encyclopedic overview

16 sections
Contents
  • Occurrence
  • Production and synthesis
  • Reactions
  • Polymerization
  • Uses
  • Pharmacology
  • Pharmacokinetics
  • Nutritional supplement
  • Recreational drug
  • Dangers
  • Addictiveness and dependence
  • Dose
  • Legal status
  • See also
  • References
  • External links

γ-Butyrolactone (GBL) or '''gamma-butyrolactone' is an organic compound with the formula . It is a hygroscopic, colorless, water-miscible liquid with a pleasant odor. It is the simplest 4-carbon lactone. It is mainly used as an intermediate in the production of other chemicals, such as N-methyl-2-pyrrolidone.

In humans, GBL acts as a prodrug for gamma-hydroxybutyric acid (GHB) and is often used as a recreational drug. GHB acts as a central nervous system (CNS) depressant with effects similar to those of barbiturates.

Excerpted from Wikipedia’s “butyrolactone” article, available under the CC BY-SA 4.0 licence.

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