α-Angelica lactone 98% +(sum of isomers)

cas: 591-12-8 — see every product listed under this CAS number, including other names

α-Angelica lactone 98% +(sum of isomers) (CAS 591-12-8) is a chemical reagent available from Chemat. Available pack sizes: 5g, 25g, 100g. Offered by: Ambeed.

• 2D
• 3D

Alpha-angelica lactone is an angelica lactone and a butenolide. It is functionally related to a but-3-en-4-olide. It is a tautomer of a beta-angelica lactone.

Source: ChEBI

Identity

Molecular formula	C5H6O2
Molecular weight	98.10 g/mol
IUPAC name	5-methyl-3H-furan-2-one
InChIKey	QOTQFLOTGBBMEX-UHFFFAOYSA-N
SMILES	CC1=CCC(=O)O1

Computed by PubChem (NCBI)

Synonyms: alpha-Angelica lactone, 5-Methylfuran-2(3H)-one, alpha-Angelicalactone, 5-Methyl-2(3H)-furanone, 5-methyl-3H-furan-2-one, 4-Hydroxypent-3-enoic acid lactone, 4-Hydroxy-3-pentenoic acid gamma-lactone, delta(2)-Angelica lactone, .alpha.-Angelica lactone, gamma-Methyl-beta,gamma-crotonolactone

Isomers (same molecular formula)

(2Z)-penta-2,4-dienoic acid C₅H₆O₂

4-methyl-2H-furan-5-one C₅H₆O₂

3-methyl-2H-furan-5-one C₅H₆O₂

4-hydroxycyclopent-2-en-1-one C₅H₆O₂

3-methylideneoxolan-2-one C₅H₆O₂

2-hydroxycyclopent-2-en-1-one C₅H₆O₂

(2E)-penta-2,4-dienoic acid C₅H₆O₂

cyclobutene-1-carboxylic acid C₅H₆O₂

methyl buta-2,3-dienoate C₅H₆O₂

methyl but-2-ynoate C₅H₆O₂

furan-2-ylmethanol C₅H₆O₂

methyl but-3-ynoate C₅H₆O₂