5-Bromoisatoic anhydride

Base Information

• Chemical Name: 5-Bromoisatoic anhydride
• CAS No.: 4692-98-2
• Molecular Formula: C8H4 Br N O3
• Molecular Weight: 242.029
• Hs Code.: 29349990
• Mol file: 4692-98-2.mol

Synonyms:5-Bromoisatoicanhydride; 6-Bromo-1H-benzo[d][1,3]oxazine-2,4-dione;6-Bromo-2H-3,1-benzoxazine-2,4(1H)-dione; 6-Bromoisatoic anhydride; NSC 149816

Chemical Property of 5-Bromoisatoic anhydride

Chemical Property:

• Appearance/Colour: White silod
• Vapor Pressure: 3.43E-11mmHg at 25°C
• Melting Point: 280-285 °C (dec.)(lit.)
• Boiling Point: °Cat760mmHg
• PKA: 9.81±0.20(Predicted)
• Flash Point: °C
• PSA: 63.07000
• Density: 1.826 g/cm³
• LogP: 1.24380
• Storage Temp.: Sealed in dry,Room Temperature
• Solubility.: soluble in Dimethylformamide

Purity/Quality:

99% ^*data from raw suppliers

5-Bromoisatoic anhydride ^*data from reagent suppliers

Safty Information:

• Hazard Codes: T,Xi
• Statements: 61-20/21-36/37/38
• Safety Statements: 53-23-36/37/39-45

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Uses: 5-Bromoisatoic anhydride is an important chemical raw material and pharmaceutical intermediate, mainly used in laboratory research and development processes and chemical production processes.

Technology Process of 5-Bromoisatoic anhydride

There total 15 articles about 5-Bromoisatoic anhydride 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: 98.0%

5-Bromo-1H-indole-2,3-dione (87-48-9) → 5-bromoisatoic anhydride (4692-98-2)

Guidance literature:

With 3-chloro-benzenecarboperoxoic acid; In dichloromethane; at 20 ℃; for 2h;

Reference yield: 98.0%

bis(trichloromethyl) carbonate (32315-10-9) + 5-Bromo-2-aminobenzoic acid (5794-88-7) → 5-bromoisatoic anhydride (4692-98-2)

Guidance literature:

With pyridine; In dichloromethane; acetonitrile; at 50 - 55 ℃; for 2h;

Reference yield: 94.0%

phosgene (75-44-5) + 5-Bromo-2-aminobenzoic acid (5794-88-7) → 5-bromoisatoic anhydride (4692-98-2)

Guidance literature:

In tetrahydrofuran;

upstream raw materials:

isatoic anhydride

5-Bromo-1H-indole-2,3-dione

chloroformic acid ethyl ester

5-Bromo-2-aminobenzoic acid

Downstream raw materials:

2-Amino-5-brom-hippursaeuremethylester

6-Bromo-1-(3,4-dichloro-benzyl)-1H-benzo[d][1,3]oxazine-2,4-dione

6-bromo-1-<(4-bromo-2-fluorophenyl)methyl>-2H-3,1-benzoxazine-2,4(1H)-dione

7-Bromo-3-(4-trifluoromethyl-phenyl)-3,4-dihydro-2H,10H-acridine-1,9-dione

Refernces

• 1、 Xu, Yuan-Ze,Wen, Qi-Ling,Sha, Feng,Li, Qiong,Wu, Xin-Yan. "Total synthesis of acronycine and noracronycine: An aryne amination approach". . . Retrieved 2021/06/28.
• 2、 Chakraborti, Asit K.,Dhameliya, Tejas M.,Jadhavar, Pradeep S.,Krishna, Vagolu Siva,Patel, Kshitij I.,Saha, Nirjhar,Sriram, Dharmarajan,Vaja, Maulikkumar D.. "Benzimidazoquinazolines as new potent anti-TB chemotypes: Design, synthesis, and biological evaluation". . . Retrieved 2020/03/31.