7-bromo-4-methyl-2H-chromen-2-one

Base Information

Chemical Name:7-bromo-4-methyl-2H-chromen-2-one
CAS No.:90767-19-4
Molecular Formula:C10H7BrO2
Molecular Weight:239.06500
Hs Code.:
DSSTox Substance ID:DTXSID50586086
Nikkaji Number:J3.626.595G
Wikidata:Q82478129

Synonyms:90767-19-4;7-bromo-4-methyl-2H-chromen-2-one;2H-1-Benzopyran-2-one, 7-bromo-4-methyl-;7-bromo-4-methylchromen-2-one;DTXSID50586086;7-Bromo-4-methyl-chromen-2-one;STK517016;AKOS002255464;MCULE-9918240462;NCGC00322965-01;7-Bromo-4-methyl-2H-1-benzopyran-2-one;AB01317127-02

Suppliers and Price of 7-bromo-4-methyl-2H-chromen-2-one

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Labseeker
7-bromo-4-methyl-2H-chromen-2-one 95
10g
$ 2090.00

American Custom Chemicals Corporation
7-BROMO-4-METHYL-2H-CHROMEN-2-ONE 95.00%
5MG
$ 496.01

Total 4 raw suppliers

Chemical Property of 7-bromo-4-methyl-2H-chromen-2-one

Chemical Property:

PSA：30.21000
LogP:2.86390
XLogP3:2.9
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:2
Rotatable Bond Count:0
Exact Mass:237.96294
Heavy Atom Count:13
Complexity:260

Purity/Quality:

98% ^*data from raw suppliers

7-bromo-4-methyl-2H-chromen-2-one 95 ^*data from reagent suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Canonical SMILES:CC1=CC(=O)OC2=C1C=CC(=C2)Br

Technology Process of 7-bromo-4-methyl-2H-chromen-2-one

There total 7 articles about 7-bromo-4-methyl-2H-chromen-2-one which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 90.0%

: 591-20-8
3-Bromophenol

: 141-97-9
ethyl acetoacetate

: 90767-19-4
7-bromo-4-methyl-2H-chromen-2-one

Guidance literature:: With sulfuric acid; In water; at 0 - 20 ℃;
DOI:10.1021/jm400637m

Reference yield:

: (Z)-3-(4-Bromo-phenyl)-but-2-enoic acid

: 90767-19-4
7-bromo-4-methyl-2H-chromen-2-one

Guidance literature:: With oxygen; riboflavin; In methanol; acetonitrile; at 20 ℃; UV-irradiation;
DOI:10.1021/jacs.5b12081

Reference yield:

: 352287-96-8
(E)-3-(4-bromophenyl)but-2-enoic acid ethyl ester

: 90767-19-4
7-bromo-4-methyl-2H-chromen-2-one

Guidance literature:: Multi-step reaction with 3 steps

1: sodium hydroxide / ethanol; water / 16 h / 20 °C

2: riboflavin; oxygen / acetonitrile; methanol / 20 °C / UV-irradiation

3: riboflavin; oxygen / acetonitrile; methanol / 20 °C / UV-irradiation

With oxygen; sodium hydroxide; riboflavin; In methanol; ethanol; water; acetonitrile;
DOI:10.1021/jacs.5b12081