N-(3-Bromo-benzo[b]thiophen-2-yl)-N-(3,4-difluoro-benzyl)-benzenesulfonamide

Base Information

• Chemical Name: N-(3-Bromo-benzo[b]thiophen-2-yl)-N-(3,4-difluoro-benzyl)-benzenesulfonamide
• CAS No.: 1104623-26-8
• Molecular Formula: C₂₁H₁₄BrF₂NO₂S₂
• Molecular Weight: 494.38

Synonyms:N-(3-Bromo-benzo[b]thiophen-2-yl)-N-(3,4-difluoro-benzyl)-benzenesulfonamide

Chemical Property of N-(3-Bromo-benzo[b]thiophen-2-yl)-N-(3,4-difluoro-benzyl)-benzenesulfonamide

Chemical Property:

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Technology Process of N-(3-Bromo-benzo[b]thiophen-2-yl)-N-(3,4-difluoro-benzyl)-benzenesulfonamide

There total 6 articles about N-(3-Bromo-benzo[b]thiophen-2-yl)-N-(3,4-difluoro-benzyl)-benzenesulfonamide 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: 36.0%

N-benzo[b]thiophen-2-yl-N-(3,4-difluoro-benzyl)-benzenesulfonamide (1104621-37-5) → N-(3-Bromo-benzo[b]thiophen-2-yl)-N-(3,4-difluoro-benzyl)-benzenesulfonamide (1104623-26-8)

Guidance literature:

With N-Bromosuccinimide; acetic acid; In 1,2-dichloro-ethane; at 20 ℃; for 1h;

Reference yield:

N-benzo[b]thiophen-2-yl-benzenesulfonamide (1104394-29-7) → N-(3-Bromo-benzo[b]thiophen-2-yl)-N-(3,4-difluoro-benzyl)-benzenesulfonamide (1104623-26-8)

Guidance literature:

Multi-step reaction with 2 steps

1.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.25 h / 0 °C

1.2: 20 °C

2.1: N-Bromosuccinimide; acetic acid / 1,2-dichloro-ethane / 1 h / 20 °C

With N-Bromosuccinimide; sodium hydride; acetic acid; In 1,2-dichloro-ethane; N,N-dimethyl-formamide; mineral oil;

Reference yield:

benzenesulfonyl chloride (98-09-9) → N-(3-Bromo-benzo[b]thiophen-2-yl)-N-(3,4-difluoro-benzyl)-benzenesulfonamide (1104623-26-8)

Guidance literature:

Multi-step reaction with 3 steps

1.1: pyridine / 2 h / 0 - 20 °C

2.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 0.25 h / 0 °C

2.2: 20 °C

3.1: N-Bromosuccinimide; acetic acid / 1,2-dichloro-ethane / 1 h / 20 °C

With N-Bromosuccinimide; sodium hydride; acetic acid; In pyridine; 1,2-dichloro-ethane; N,N-dimethyl-formamide; mineral oil;

upstream raw materials:

benzenesulfonyl chloride

benzo[b]thiophene-2-carboxylic acid

2-(tert-butoxycarbonylamino)benzothiophene

N-benzo[b]thiophen-2-yl-benzenesulfonamide

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