2,3-Dihydro-5-methoxy-7,8-dimethyl-2-phenyl-4H-1-benzopyran-4-one

Base Information

Chemical Name:2,3-Dihydro-5-methoxy-7,8-dimethyl-2-phenyl-4H-1-benzopyran-4-one
CAS No.:2812-09-1
Molecular Formula:C18H18 O4
Molecular Weight:298.339
Hs Code.:
European Community (EC) Number:220-557-5
Nikkaji Number:J306.750E
Mol file:2812-09-1.mol

Synonyms:2812-09-1;2,3-Dihydro-5-methoxy-7,8-dimethyl-2-phenyl-4H-1-benzopyran-4-one;4H-1-Benzopyran-4-one,2,3-dihydro-5,7-dimethoxy-8-methyl-2-phenyl-;5-Methoxy-7,8-dimethyl-2-phenylchroman-4-one

Suppliers and Price of 2,3-Dihydro-5-methoxy-7,8-dimethyl-2-phenyl-4H-1-benzopyran-4-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
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price

Total 7 raw suppliers

Chemical Property of 2,3-Dihydro-5-methoxy-7,8-dimethyl-2-phenyl-4H-1-benzopyran-4-one

Chemical Property:

Vapor Pressure:1.97E-09mmHg at 25°C
Boiling Point:481.6°Cat760mmHg
Flash Point:214.2°C
PSA：35.53000
Density:1.182g/cm³
LogP:4.01850
XLogP3:3.6
Hydrogen Bond Donor Count:0
Hydrogen Bond Acceptor Count:3
Rotatable Bond Count:2
Exact Mass:282.125594432
Heavy Atom Count:21
Complexity:375

Purity/Quality:: 99% ^*data from raw suppliers

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:: SDS file from LookChem

Useful:

Canonical SMILES:CC1=CC(=C2C(=O)CC(OC2=C1C)C3=CC=CC=C3)OC

Technology Process of 2,3-Dihydro-5-methoxy-7,8-dimethyl-2-phenyl-4H-1-benzopyran-4-one

There total 10 articles about 2,3-Dihydro-5-methoxy-7,8-dimethyl-2-phenyl-4H-1-benzopyran-4-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: 70.0%

: 58969-62-3
2',4'-dimethoxy-6'-hydroxy-5'-C-methylchalcone

: 2812-09-1
5,7-dimethoxy-8-methylflavanone

Guidance literature:: With acetic acid; for 6h; Heating;
DOI:10.1002/(SICI)1099-0690(199909)1999:9<2309::AID-EJOC2309>3.0.CO;2-9

Reference yield:

: 23121-32-6
1-(2-hydroxy-4,6-dimethoxy-3-methyl-phenyl)-ethanone

: 2812-09-1
5,7-dimethoxy-8-methylflavanone

Guidance literature:: Multi-step reaction with 2 steps

1: 1.5 g / aq.KOH / ethanol / 48 h / Ambient temperature

2: 0.75 g / 4percent ethanolic H₂SO₄ / 10 h / Heating

With potassium hydroxide; sulfuric acid; In ethanol;

Reference yield:

: 100-52-7
benzaldehyde

: 2812-09-1
5,7-dimethoxy-8-methylflavanone

Guidance literature:: Multi-step reaction with 2 steps

1: 1.5 g / aq.KOH / ethanol / 48 h / Ambient temperature

2: 0.75 g / 4percent ethanolic H₂SO₄ / 10 h / Heating

With potassium hydroxide; sulfuric acid; In ethanol;