Benzene, 5-(2,2-dibromoethenyl)-1,2,3-trimethoxy-

Base Information

• Chemical Name: Benzene, 5-(2,2-dibromoethenyl)-1,2,3-trimethoxy-
• CAS No.: 77295-62-6
• Molecular Formula: C11H12Br2O3
• Molecular Weight: 352.022
• Mol file: 77295-62-6.mol

Synonyms:1,1-dibromo-2-(3,4,5-trimethoxyphenyl)-ethylene;5-(2,2-dibromovinyl)-1,2,3-trimethoxybenzene;5-(2,2-dibromoethenyl)-1,2,3-trimethoxybenzene;1,1-dibromo-2-(3,4,5-trimethoxyphenyl)ethylene;1,1-Dibrom-2-(3,4,5-trimethoxyphenyl)ethylen;

Chemical Property of Benzene, 5-(2,2-dibromoethenyl)-1,2,3-trimethoxy-

Chemical Property:

• PSA: 27.69000
• LogP: 3.80060

Purity/Quality:

98% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Benzene, 5-(2,2-dibromoethenyl)-1,2,3-trimethoxy-

There total 3 articles about Benzene, 5-(2,2-dibromoethenyl)-1,2,3-trimethoxy- 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: 100.0%

carbon tetrabromide (558-13-4) + 3,4,5-trimethoxy-benzaldehyde (86-81-7) → 1,1-Dibromo-2-(3',4',5'-trimethoxyphenyl)ethene (77295-62-6)

Guidance literature:

carbon tetrabromide; With triphenylphosphine; In dichloromethane; at 0 ℃; for 0.25h;

3,4,5-trimethoxy-benzaldehyde; In dichloromethane; at 0 ℃; for 0.0833333h;

Reference yield: 87.0%

1,1,2,2-tetrabromoethene (79-28-7) + 3,4,5-trimethoxy-benzaldehyde (86-81-7) → 1,1-Dibromo-2-(3',4',5'-trimethoxyphenyl)ethene (77295-62-6)

Guidance literature:

1,1,2,2-tetrabromoethene; With triphenylphosphine; In dichloromethane; at 0 ℃;

3,4,5-trimethoxy-benzaldehyde; at 0 - 20 ℃; for 5h;

DOI:10.3390/molecules21060802

Reference yield: 40.0%

carbon tetrabromide (558-13-4) + 3,4,5-trimethoxy-benzaldehyde (86-81-7) + triphenylphosphine (603-35-0) → 1,1-Dibromo-2-(3',4',5'-trimethoxyphenyl)ethene (77295-62-6) + Triphenylphosphine oxide (791-28-6) + dibromotriphenylphosphorane (1034-39-5)

Guidance literature:

In dichloromethane; for 0.5h; Ambient temperature;

upstream raw materials:

carbon tetrabromide

3,4,5-trimethoxy-benzaldehyde

triphenylphosphine

1,1,2,2-tetrabromoethene

Downstream raw materials:

(E)-1-(4-Nitrophenyl)-4-(3,4,5-trimethoxyphenyl)-1-buten-3-in

3,4,5-trimethoxyphenylacetylene

5-[(Z)-2-Bromoethenyl]-1,2,3-trimethoxybenzene

methyl 3-(3,4,5-trimethoxyphenyl)-propiolate