4-amino-2-bromo-5-fluorobenzenesulfonic acid

Base Information

Chemical Name:4-amino-2-bromo-5-fluorobenzenesulfonic acid
CAS No.:86156-96-9
Molecular Formula:C₆H₅BrFNO₃S
Molecular Weight:270.079
Hs Code.:

Synonyms:4-amino-2-bromo-5-fluorobenzenesulfonic acid

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of 4-amino-2-bromo-5-fluorobenzenesulfonic acid

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Technology Process of 4-amino-2-bromo-5-fluorobenzenesulfonic acid

There total 3 articles about 4-amino-2-bromo-5-fluorobenzenesulfonic acid 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:

: 2924-09-6
5-bromo-2-fluoroaniline

: 86156-96-9
4-amino-2-bromo-5-fluorobenzenesulfonic acid

Guidance literature:: With sulfuric acid; Yield given. Multistep reaction; 1.) 70 deg C, 20 min; 2.) 90 deg C, 240 min;
DOI:10.1002/hlca.19830660108

Reference yield:

: 364-76-1
4-Fluoro-3-nitroaniline

: 86156-96-9
4-amino-2-bromo-5-fluorobenzenesulfonic acid

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) 48percent hydrobromic acid; 2.) NaNO₂; 3.) copper powder / 1.) water, 0 deg C, 40 min; 2.) water, 30 min; 3.) 15 min

2: 1.) iron powder, NH₄Cl; 2.) Bechamp-suspension / 1.) water, reflux, 30 min; 2.) reflux, 300 min

3: 1.) 100percent sulfuric acid; 2.) fuming sulfuric acid / 1.) 70 deg C, 20 min; 2.) 90 deg C, 240 min

With Bechamp-suspension; sulfuric acid; hydrogen bromide; iron; copper; ammonium chloride; sodium nitrite;
DOI:10.1002/hlca.19830660108

Reference yield:

: 364-73-8
4-Bromo-1-fluoro-2-nitrobenzene

: 86156-96-9
4-amino-2-bromo-5-fluorobenzenesulfonic acid

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) iron powder, NH₄Cl; 2.) Bechamp-suspension / 1.) water, reflux, 30 min; 2.) reflux, 300 min

2: 1.) 100percent sulfuric acid; 2.) fuming sulfuric acid / 1.) 70 deg C, 20 min; 2.) 90 deg C, 240 min

With Bechamp-suspension; sulfuric acid; iron; ammonium chloride;
DOI:10.1002/hlca.19830660108