Products 491-38-3

CAS 491-38-3 appears in our catalog under these names: 4H-1-Benzopyran-4-one, 98%, Chromone, Chromone, >98.0%(GC), Chromone 97%, CHROMONE, 99%. Offered by: Combi-blocks, GLPBio, Biosynth, TCI, Ambeed. Available pack sizes: 25g, 100g, 5g, 1g, 10g, 500g.

4H-1-Benzopyran-4-one, 98%
Combi-blocks
  • size: 25g, 100g, 5g, 1g
  • Variants: 4
View product
Chromone
GLPBio, Biosynth
  • size: 100g, 10g, 25g, 500g
  • Variants: 6
from 522.15
View product
Chromone, >98.0%(GC)
TCI
  • size: 5g, 25g
  • Variants: 2
from 364.21
View product
Chromone 97%
Ambeed
  • size: 500g, 1g, 5g, 10g
  • Variants: 6
from 120.06
View product
CHROMONE, 99%
Sigma-Aldrich
  • size: 5G
  • Variants: 1
from 450.00
View product
4H-chromen-4-one, 97%, 97%
Chemat
  • size: 1g, 5g, 10g, 25g
  • Variants: 4
from 83.60
View product
4H-Chromen-4-one, 95%
Fluorochem
  • size: 1g, 5g, 10g, 25g
  • Variants: 5
from 96.86
View product
Structural formula: {0} (CAS {1})

Chromone is the simplest member of the class of chromones that is 4H-chromene with an oxo group at position 4. It is a member of chromones and an enone.

Source: ChEBI

Identity
Molecular formulaC9H6O2
Molecular weight146.14 g/mol
IUPAC namechromen-4-one
InChIKeyOTAFHZMPRISVEM-UHFFFAOYSA-N
SMILESC1=CC=C2C(=C1)C(=O)C=CO2

Computed by PubChem (NCBI)

Synonyms: CHROMONE, 4H-Chromen-4-one, 4-Chromone, Chromen-4-one, Benzo-gamma-pyrone, 1,4-benzopyrone, 4H-1-Benzopyran-4-one, 1-Benzopyran-4-one, 4H-Benzo(b)pyran-4-one, 4-oxo-4H-1-benzopyran
Isomers (same molecular formula)
1-benzofuran-6-carbaldehyde C9H6O2
isochromen-1-one C9H6O2
4-ethynylbenzoic acid C9H6O2
1-benzofuran-3-carbaldehyde C9H6O2
2-ethynylbenzoic acid C9H6O2
5-ethynyl-2-hydroxybenzaldehyde C9H6O2
1-benzofuran-7-carbaldehyde C9H6O2
5-ethynyl-1,3-benzodioxole C9H6O2
1-benzofuran-4-carbaldehyde C9H6O2
3-ethynyl-5-hydroxybenzaldehyde C9H6O2