6,7-DICHLOROQUINAZOLIN-4(3H)-ONE

Base Information

• Chemical Name: 6,7-DICHLOROQUINAZOLIN-4(3H)-ONE
• CAS No.: 6958-39-0
• Molecular Formula: C8H4 Cl2 N2 O
• Molecular Weight: 215.039
• Mol file: 6958-39-0.mol

Synonyms:4(1H)-Quinazolinone,6,7-dichloro- (9CI); 4-Quinazolinol, 6,7-dichloro- (8CI); NSC 64701

Chemical Property of 6,7-DICHLOROQUINAZOLIN-4(3H)-ONE

Chemical Property:

• Vapor Pressure: 1.44E-15mmHg at 25°C
• Boiling Point: 625.6°C at 760 mmHg
• Flash Point: 332.2°C
• PSA: 45.75000
• Density: 1.44g/cm³
• LogP: 2.22990
• Storage Temp.: Sealed in dry,Room Temperature

Purity/Quality:

97% ^*data from raw suppliers

6,7-Dichloroquinazolin-4(3H)-one ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 6,7-DICHLOROQUINAZOLIN-4(3H)-ONE

There total 3 articles about 6,7-DICHLOROQUINAZOLIN-4(3H)-ONE 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:

6-chloroisatin (6341-92-0) → 6,7-dichloroquinazolin-4(3H)-one (6958-39-0)

Guidance literature:

Multi-step reaction with 3 steps

1: acetic acid; iodine; sulfuryl chloride

2: aqueous NaOH; aqueous H₂O₂

With sodium hydroxide; sulfuryl dichloride; dihydrogen peroxide; iodine; acetic acid;

DOI:10.1021/jo01135a015

Reference yield:

2-amino-4,5-dichloro-benzoic acid (20776-61-8) + formamide (77287-34-4,77287-35-5,60100-09-6) → 6,7-dichloroquinazolin-4(3H)-one (6958-39-0)

Guidance literature:

DOI:10.1021/jo01135a015

Reference yield:

5,6-dichloroisatin (1677-48-1) → 6,7-dichloroquinazolin-4(3H)-one (6958-39-0)

Guidance literature:

Multi-step reaction with 2 steps

1: aqueous NaOH; aqueous H₂O₂

With sodium hydroxide; dihydrogen peroxide;

DOI:10.1021/jo01135a015

upstream raw materials:

2-amino-4,5-dichloro-benzoic acid

formamide

6-chloroisatin

5,6-dichloroisatin

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