CAS 3068-88-0: β-Butyrolactone

Description:β-Butyrolactone (GBL) is a cyclic ester, specifically a gamma-lactone, characterized by its five-membered ring structure. It is a colorless, viscous liquid with a slightly sweet odor and is soluble in water, alcohols, and many organic solvents. GBL is known for its ability to act as a solvent and is commonly used in various industrial applications, including the production of plastics, resins, and as a cleaning agent. It also serves as an intermediate in the synthesis of other chemicals. In terms of safety, β-butyrolactone is classified as a hazardous substance; it can cause skin and eye irritation and may have central nervous system effects if ingested or inhaled. Due to its potential for misuse, it is regulated in some jurisdictions. Its chemical formula is C4H6O2, and it has a molecular weight of approximately 86.09 g/mol. Overall, β-butyrolactone is a versatile compound with significant industrial relevance, but it must be handled with care due to its toxicological properties.

Formula:C₄H₆O₂

InChI:InChI=1S/C4H6O2/c1-3-2-4(5)6-3/h3H,2H2,1H3

InChI key:InChIKey=GSCLMSFRWBPUSK-UHFFFAOYSA-N

SMILES:O=C1OC(C)C1

Synonyms:
(4R)-4-methyloxetan-2-one
(4S)-4-methyloxetan-2-one
(R)-Beta-Butyrolactone
(RS)-β-Butyrolactone
(±)-β-Butyrolactone
(±)-β-Methylpropiolactone
2-Methyl-beta-propiolactone
2-Oxetanone, 4-methyl-
3-Hydroxybutyric acid lactone
4-Methyl-2-oxetanone
See more synonyms
<span class="text-smallcaps">D</smallcap><smallcap>L</span>-β-Butyrolactone
Butanoic acid, 3-hydroxy-, β-lactone
Butyric acid, 3-hydroxy-, β-lactone
Butyric acid, β-hydroxy-, lactone
Butyrolactone
dihydrofuran-2(3H)-one
dl-B-hydroxybutyric acid lactone
rac-β-Butyrolactone
β-Methyl-β-propiolactone

Found 4 products.

Product data	Purity	Price range	Estimated delivery
β-Butyrolactone REF: 3B-B0901CAS: 3068-88-0	>95.0%(GC)	187.00 €	Wed 02 Apr 25
β-Butyrolactone REF: 54-OR1015499CAS: 3068-88-0	95%+	To inquire	Thu 10 Apr 25
β-Butyrolactone REF: 10-F761117CAS: 3068-88-0	98%	To inquire	Mon 21 Apr 25
Beta-Butyrolactone REF: 3D-FB02474CAS: 3068-88-0	Min. 95 Area-%	225.00 €~5,910.00 €	Wed 04 Jun 25