550329
6-Bromo-2-methylchromone
97%
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About This Item
Empirical Formula (Hill Notation):
C10H7BrO2
CAS Number:
Molecular Weight:
239.07
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
MDL number:
Assay:
97%
Form:
solid
InChI
1S/C10H7BrO2/c1-6-4-9(12)8-5-7(11)2-3-10(8)13-6/h2-5H,1H3
SMILES string
CC1=CC(=O)c2cc(Br)ccc2O1
InChI key
PVHDLBFVSMGZAA-UHFFFAOYSA-N
assay
97%
form
solid
mp
128-132 °C (lit.)
General description
6-Bromo-2-methylchromone is a 2-methylchromone derivative that can be prepared from ethyl 6-bromo-2-methyl-4-oxo-4H-benzopyran-3-carboxylate via hydrolysis followed by decarboxylation.
Application
6-Bromo-2-methylchromone may be used in the preparation of 6-bromochromone-2-carboxaldehyde via oxidation using selenium dioxide.
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Regulatory Information
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Selective C-3 monochlorination of 2-methylchromones and chromone-2-carboxaldehydes.
Jagadeesh SG, et al.
Synthetic Communications, 28(20), 3827-3833 (1998)
A highly practical route to 2-methylchromones from 2-acetoxybenzoic acids.
Jung JC, et al.
Synthetic Communications, 31(12), 1837-1845 (2001)
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