diethyl-carbamic acid 1-(2-bromo-3,5-dimethoxy-phenyl)-but-3-enyl ester

Base Information

Chemical Name:diethyl-carbamic acid 1-(2-bromo-3,5-dimethoxy-phenyl)-but-3-enyl ester
CAS No.:852834-04-9
Molecular Formula:C₁₇H₂₄BrNO₄
Molecular Weight:386.286
Hs Code.:

Synonyms:diethyl-carbamic acid 1-(2-bromo-3,5-dimethoxy-phenyl)-but-3-enyl ester

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Chemical Property of diethyl-carbamic acid 1-(2-bromo-3,5-dimethoxy-phenyl)-but-3-enyl ester

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Technology Process of diethyl-carbamic acid 1-(2-bromo-3,5-dimethoxy-phenyl)-but-3-enyl ester

There total 4 articles about diethyl-carbamic acid 1-(2-bromo-3,5-dimethoxy-phenyl)-but-3-enyl ester 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: 82.0%

: 852834-03-8
(1R)-1-(2-bromo-3,5-dimethoxypheny)but-3-en-1-ol

: 88-10-8
N,N-diethylcarbamyl chloride

: 852834-04-9
diethyl-carbamic acid 1-(2-bromo-3,5-dimethoxy-phenyl)-but-3-enyl ester

Guidance literature:: (1R)-1-(2-bromo-3,5-dimethoxypheny)but-3-en-1-ol; With sodium hydride; In tetrahydrofuran; at 0 ℃;

N,N-diethylcarbamyl chloride; In tetrahydrofuran; at 0 ℃;
DOI:10.1039/b418106a

Reference yield:

: 852834-02-7
(1R)-1-(3',5'-dimethoxyphenyl)but-3-en-1-ol

: 852834-04-9
diethyl-carbamic acid 1-(2-bromo-3,5-dimethoxy-phenyl)-but-3-enyl ester

Guidance literature:: Multi-step reaction with 2 steps

1: 80 percent / N-bromosuccinimide / CHCl₃ / 1.5 h / Heating

2: 82 percent / NaH / tetrahydrofuran; hexane / 16 h / 20 °C

With N-Bromosuccinimide; sodium hydride; In tetrahydrofuran; hexane; chloroform;
DOI:10.1021/ol0710111

Reference yield:

: 7311-34-4
3,5-dimethoxybenzaldehdye

: 852834-04-9
diethyl-carbamic acid 1-(2-bromo-3,5-dimethoxy-phenyl)-but-3-enyl ester

Guidance literature:: Multi-step reaction with 3 steps

1.1: (+)-Ipc₂BOMe / diethyl ether / -78 - 20 °C

1.2: 75 percent / diethyl ether / 0.75 h / Heating

2.1: 80 percent / N-bromosuccinimide / CHCl₃ / 1.5 h / Heating

3.1: 82 percent / NaH / tetrahydrofuran; hexane / 16 h / 20 °C

With N-Bromosuccinimide; sodium hydride; (+)-B-methoxydiisocamphenylborane; In tetrahydrofuran; diethyl ether; hexane; chloroform;
DOI:10.1021/ol0710111