4-amino-quinazoline-8-carboxylic acid [2,6-dichloro-3-(propane-1-sulfonylamino)-phenyl]-amide

Base Information

• Chemical Name: 4-amino-quinazoline-8-carboxylic acid [2,6-dichloro-3-(propane-1-sulfonylamino)-phenyl]-amide
• CAS No.: 1269420-27-0
• Molecular Formula: C₁₈H₁₇Cl₂N₅O₃S
• Molecular Weight: 454.337
• Mol file: 1269420-27-0.mol

Synonyms:4-amino-quinazoline-8-carboxylic acid [2,6-dichloro-3-(propane-1-sulfonylamino)-phenyl]-amide

Chemical Property of 4-amino-quinazoline-8-carboxylic acid [2,6-dichloro-3-(propane-1-sulfonylamino)-phenyl]-amide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-amino-quinazoline-8-carboxylic acid [2,6-dichloro-3-(propane-1-sulfonylamino)-phenyl]-amide

There total 5 articles about 4-amino-quinazoline-8-carboxylic acid [2,6-dichloro-3-(propane-1-sulfonylamino)-phenyl]-amide 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: 64.0%

4-chloro-N-(2,6-dichloro-3-(propylsulfonamido)phenyl)quinazoline-8-carboxamide (1269421-75-1) → 4-amino-quinazoline-8-carboxylic acid [2,6-dichloro-3-(propane-1-sulfonylamino)-phenyl]-amide (1269420-27-0)

Guidance literature:

With ammonia; In isopropyl alcohol; for 0.25h;

Reference yield:

5-amino-2,6-dichloro-benzoic acid (50917-29-8) → 4-amino-quinazoline-8-carboxylic acid [2,6-dichloro-3-(propane-1-sulfonylamino)-phenyl]-amide (1269420-27-0)

Guidance literature:

Multi-step reaction with 4 steps

1.1: triethylamine / dichloromethane / 1 h / 0 - 20 °C

2.1: triethylamine; diphenyl phosphoryl azide / tetrahydrofuran / 6 h / 20 °C

2.2: Reflux

3.1: pyridine / chloroform / 1 h / 20 °C / Molecular sieve

4.1: ammonia / isopropyl alcohol / 0.25 h

With pyridine; diphenyl phosphoryl azide; ammonia; triethylamine; In tetrahydrofuran; dichloromethane; chloroform; isopropyl alcohol; 2.2: Curtius Rearrangement;

Reference yield:

2,6-dichloro-3-(propylsulfonamido)benzoic acid (1186194-25-1) → 4-amino-quinazoline-8-carboxylic acid [2,6-dichloro-3-(propane-1-sulfonylamino)-phenyl]-amide (1269420-27-0)

Guidance literature:

Multi-step reaction with 3 steps

1.1: triethylamine; diphenyl phosphoryl azide / tetrahydrofuran / 6 h / 20 °C

1.2: Reflux

2.1: pyridine / chloroform / 1 h / 20 °C / Molecular sieve

3.1: ammonia / isopropyl alcohol / 0.25 h

With pyridine; diphenyl phosphoryl azide; ammonia; triethylamine; In tetrahydrofuran; chloroform; isopropyl alcohol; 1.2: Curtius Rearrangement;

upstream raw materials:

5-amino-2,6-dichloro-benzoic acid

2,6-dichloro-3-(propylsulfonamido)benzoic acid

4-chloro-N-(2,6-dichloro-3-(propylsulfonamido)phenyl)quinazoline-8-carboxamide

N-(3-amino-2,4-dichlorophenyl)propane-1-sulfonamide