4,6-DibroMothieno[3,4-c]furan-1,3-dione

There total 4 articles about 4,6-DibroMothieno[3,4-c]furan-1,3-dione 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:

Reference yield: 96.0%

190723-12-7

2,5-dibromo-3,4-dicarboxylic acid thiophene

1015423-45-6

2,5-dibromothiophene-3,4-dicarboxylic acid anhydryde

Guidance literature:

With acetic anhydride; at 140 ℃;

DOI:10.1039/c7tc05264b

Reference yield:

4282-29-5

thiophene-3,4-dicarboxylic acid

1015423-45-6

2,5-dibromothiophene-3,4-dicarboxylic acid anhydryde

Guidance literature:

Multi-step reaction with 2 steps

1: acetic acid; bromine / Inert atmosphere

2: acetic anhydride / Inert atmosphere

With bromine; acetic anhydride; acetic acid;

DOI:10.1021/ja400365b

Reference yield:

sodium hydrogensulfite

1015423-45-6

2,5-dibromothiophene-3,4-dicarboxylic acid anhydryde

Guidance literature:

With bromine; In acetic acid;