BJ₇₅₁/1

Base Information

• Chemical Name: BJ₇₅₁/1
• CAS No.: 1456770-96-9
• Molecular Formula: C₁₇H₁₁F₃O₅
• Molecular Weight: 352.267
• Mol file: 1456770-96-9.mol

Synonyms:BJ₇₅₁/1

Chemical Property of BJ₇₅₁/1

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of BJ₇₅₁/1

There total 5 articles about BJ₇₅₁/1 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:

C26H18F6O7 (1456771-00-8) → BJ751/1 (1456770-96-9)

Guidance literature:

Multi-step reaction with 2 steps

1: acetic acid; sulfuric acid / 6 h / 95 - 100 °C

2: boron tribromide / dichloromethane / 0.5 h / 0 °C

With sulfuric acid; boron tribromide; acetic acid; In dichloromethane;

Reference yield:

2,6-dimethoxy-p-quinone (530-55-2,26547-64-8) → BJ751/1 (1456770-96-9)

Guidance literature:

Multi-step reaction with 5 steps

1.1: zinc; hydrogenchloride / 0.08 h

2.1: boron trifluoride diethyl etherate / 3 h / 120 °C

3.1: lithium hexamethyldisilazane / tetrahydrofuran / 3 h / -78 - -10 °C

3.2: -78 - 20 °C

4.1: acetic acid; sulfuric acid / 6 h / 95 - 100 °C

5.1: boron tribromide / dichloromethane / 0.5 h / 0 °C

With hydrogenchloride; sulfuric acid; boron trifluoride diethyl etherate; boron tribromide; acetic acid; lithium hexamethyldisilazane; zinc; In tetrahydrofuran; dichloromethane;

Reference yield:

3,6-dihydroxy-2,4-dimethoxyacetophenone (6962-57-8) → BJ751/1 (1456770-96-9)

Guidance literature:

Multi-step reaction with 3 steps

1.1: lithium hexamethyldisilazane / tetrahydrofuran / 3 h / -78 - -10 °C

1.2: -78 - 20 °C

2.1: acetic acid; sulfuric acid / 6 h / 95 - 100 °C

3.1: boron tribromide / dichloromethane / 0.5 h / 0 °C

With sulfuric acid; boron tribromide; acetic acid; lithium hexamethyldisilazane; In tetrahydrofuran; dichloromethane;

upstream raw materials:

C₂₆H₁₈F₆O₇

2-hydroxy-4,6-dimethoxyacetophenone

3,6-dihydroxy-2,4-dimethoxyacetophenone

2,6-dimethoxy-p-quinone

Downstream raw materials:

C₁₈H₁₁F₃O₅

Refernces

• 1、 -. "FLAVONE DERIVATIVES AND THEIR USE". . . Retrieved 2013/10/08.