7,8-Dimethoxy isoflavone

Base Information

• Chemical Name: 7,8-Dimethoxy isoflavone
• CAS No.: 75187-56-3
• Molecular Formula: C17H14O4
• Molecular Weight: 282.29066
• Mol file: 75187-56-3.mol

Synonyms:7,8-Dimethoxy-2-phenylchromen-4-one;

Chemical Property of 7,8-Dimethoxy isoflavone

Chemical Property:

• Boiling Point: 458.9 °C at 760 mmHg
• Flash Point: 205.2 °C
• PSA: 48.67000
• Density: 1.242 g/cm³
• LogP: 3.47720

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 7,8-Dimethoxy isoflavone

There total 11 articles about 7,8-Dimethoxy isoflavone 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: 95.0%

7,8-dimethoxyflavanone (73413-67-9) → 7,8-dimethoxy-isoflavone (75187-56-3)

Guidance literature:

With thallium(III) toluene-p-sulfonate; In acetonitrile; for 2h; Heating;

Reference yield: 6.0%

→ 7,8-dimethoxy-isoflavone (75187-56-3)

Guidance literature:

Reference yield:

1-(2-hydroxy-3,4-dimethoxyphenyl)-2-phenylethanone (24852-33-3) + orthoformic acid triethyl ester (122-51-0) → 7,8-dimethoxy-isoflavone (75187-56-3)

Guidance literature:

With morpholine; In isopropyl alcohol; at 80 ℃; for 20h;

DOI:10.1016/S0968-0896(03)00397-3

upstream raw materials:

1-(2-hydroxy-3,4-dimethoxyphenyl)-2-phenylethanone

formic acid ethyl ester

orthoformic acid triethyl ester

7,8-dimethoxyflavanone

Downstream raw materials:

7,8-dihydroxy-3-phenyl-4H-1-benzopyran-4-one

8-hydroxy-7-methoxyisoflavone

5,8-dihydroxy-7-methoxy-3-phenyl-chromen-4-one

7,8-diacetoxy-3-phenyl-chromen-4-one

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