4-broMo-N-cyclopropyl-3-nitrobenzenesulfonaMide

Base Information

• Chemical Name: 4-broMo-N-cyclopropyl-3-nitrobenzenesulfonaMide
• CAS No.: 1449412-80-9
• Molecular Formula: C9H9BrN2O4S
• Molecular Weight: 321.151
• Mol file: 1449412-80-9.mol

Synonyms:4-broMo-N-cyclopropyl-3-nitrobenzenesulfonaMide

Chemical Property of 4-broMo-N-cyclopropyl-3-nitrobenzenesulfonaMide

Chemical Property:

• PSA: 100.37000
• LogP: 3.79290

Purity/Quality:

98%+ ^*data from raw suppliers

4-Bromo-N-cyclopropyl-3-nitrobenzenesulfonamide 97% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-broMo-N-cyclopropyl-3-nitrobenzenesulfonaMide

There total 3 articles about 4-broMo-N-cyclopropyl-3-nitrobenzenesulfonaMide 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: 56.9%

4-bromo-3-nitrobenzene-1-sulfonyl chloride (4750-22-5) + Cyclopropylamine (765-30-0) → 4-bromo-N-cyclopropyl-3-nitrobenzenesulfonamide (1449412-80-9)

Guidance literature:

With N-ethyl-N,N-diisopropylamine; In dichloromethane; at 20 ℃;

DOI:10.1016/j.bmcl.2020.127070

Reference yield:

2-nitrophenyl bromide (577-19-5) → 4-bromo-N-cyclopropyl-3-nitrobenzenesulfonamide (1449412-80-9)

Guidance literature:

Multi-step reaction with 2 steps

1: chlorosulfonic acid / 8 h / 5 - 120 °C

2: N-ethyl-N,N-diisopropylamine / dichloromethane / 20 °C

With chlorosulfonic acid; N-ethyl-N,N-diisopropylamine; In dichloromethane;

DOI:10.1016/j.bmcl.2020.127070

Reference yield:

→ 4-bromo-N-cyclopropyl-3-nitrobenzenesulfonamide (1449412-80-9)

Guidance literature:

With pyridine; In dichloromethane; at 0 - 20 ℃;

upstream raw materials:

2-nitrophenyl bromide

4-bromo-3-nitrobenzene-1-sulfonyl chloride

Cyclopropylamine

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