2-Butene, 1-bromo-4-methoxy-, (2E)-

Base Information

• Chemical Name: 2-Butene, 1-bromo-4-methoxy-, (2E)-
• CAS No.: 22427-01-6
• Molecular Formula: C5H9BrO
• Molecular Weight: 165.03
• Mol file: 22427-01-6.mol

Synonyms:(E)-1-bromo-4-methoxybut-2-ene;1-bromo-4-methoxy-but-2-ene;trans-1-Brom-4-methoxy-2-buten;1-Brom-4-methoxy-but-2-en;1-bromo-4-methoxy-but-2t-ene;Methyl-(4-brom-crotyl)-aether;

Chemical Property of 2-Butene, 1-bromo-4-methoxy-, (2E)-

Chemical Property:

• PSA: 9.23000
• LogP: 1.58390

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 2-Butene, 1-bromo-4-methoxy-, (2E)-

There total 2 articles about 2-Butene, 1-bromo-4-methoxy-, (2E)- 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:

buta-1,3-diene (106-99-0,130983-70-9,29406-96-0,9003-17-2) → trans-1-Bromo-4-methoxy-2-butene (22427-01-6) + 4-bromo-3-methoxy-1-butene (22427-00-5) + trans-1-Bromo-4-fluoro-2-butene (86727-58-4) + 4-Bromo-3-fluorobutene (86727-57-3)

Guidance literature:

With methyl hypobromite; boron trifluoride diethyl etherate; In dichloromethane; at 25 ℃; for 0.0833333h; Yield given;

DOI:10.1021/jo00167a011

Reference yield:

methyl hypobromite (28078-73-1) + buta-1,3-diene (106-99-0,130983-70-9,29406-96-0,9003-17-2) → trans-1-Bromo-4-methoxy-2-butene (22427-01-6) + 4-bromo-3-methoxy-1-butene (22427-00-5) + trans-1-Bromo-4-fluoro-2-butene (86727-58-4) + 4-Bromo-3-fluorobutene (86727-57-3)

Guidance literature:

With boron trifluoride diethyl etherate; In dichloromethane; at 25 ℃; for 0.0833333h; Yield given;

DOI:10.1021/jo00167a011

Reference yield: 92.0%

tert-butyl phenylcarbamate (3422-01-3) + trans-1-Bromo-4-methoxy-2-butene (22427-01-6) → (E)-tert-butyl (4-methoxybut-2-en-1-yl)(phenyl)carbamate (1609118-16-2)

Guidance literature:

With sodium hydride; In N,N-dimethyl-formamide; mineral oil; at 0 - 50 ℃; for 1h;

DOI:10.1016/j.tetlet.2014.03.115

upstream raw materials:

methyl hypobromite

buta-1,3-diene

Downstream raw materials:

(Z)-tert-butyl buta-1,3-dien-1-yl(phenyl)carbamate

(E)-tert-butyl (4-methoxybut-2-en-1-yl)(phenyl)carbamate

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