4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl bromide

Base Information

Chemical Name:4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl bromide
CAS No.:250292-80-9
Molecular Formula:C₂₀H₂₂BrNO₇
Molecular Weight:468.301
Hs Code.:

Synonyms:4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl bromide

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Chemical Property of 4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl bromide

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Technology Process of 4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl bromide

There total 5 articles about 4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl bromide 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: 57.0%

: 250292-68-3
4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl alcohol

: 250292-80-9
4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl bromide

Guidance literature:: With phosphorus tribromide; In dichloromethane; at 0 - 20 ℃;
DOI:10.1021/jo991085t

Reference yield:

: 4101-32-0
4',5'-dimethoxy-2'-nitroacetophenone

: 250292-80-9
4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl bromide

Guidance literature:: Multi-step reaction with 4 steps

1.1: 77 percent / sodium borohydride / ethanol / 19 h

2.1: pyridine / CH₂Cl₂

2.2: 49 percent / pyridine / CH₂Cl₂

3.1: 99 percent / sodium borohydride / ethanol / 1.5 h / 20 °C

4.1: 57 percent / phosphorus tribromide / CH₂Cl₂ / 0 - 20 °C

With pyridine; sodium tetrahydroborate; phosphorus tribromide; In ethanol; dichloromethane; 1.1: Reduction / 2.1: Acylation / 2.2: Acylation / 3.1: Reduction / 4.1: Bromination;
DOI:10.1021/jo991085t

Reference yield:

: 37942-55-5
1-(4,5-Dimethoxy-2-nitrophenyl)-ethanol

: 250292-80-9
4-(4',5'-dimethoxy-α'-methyl-2'-nitrobenzyloxycarbonyloxy)-3,5-dimethylbenzyl bromide

Guidance literature:: Multi-step reaction with 3 steps

1.1: pyridine / CH₂Cl₂

1.2: 49 percent / pyridine / CH₂Cl₂

2.1: 99 percent / sodium borohydride / ethanol / 1.5 h / 20 °C

3.1: 57 percent / phosphorus tribromide / CH₂Cl₂ / 0 - 20 °C

With pyridine; sodium tetrahydroborate; phosphorus tribromide; In ethanol; dichloromethane; 1.1: Acylation / 1.2: Acylation / 2.1: Reduction / 3.1: Bromination;
DOI:10.1021/jo991085t