Isatoic anhydride CAS 118-48-9

Name	Isatoic anhydride
Synonyms	1,2-Dihydro-4H-3,1-benzoxazine-2,4-dione; 4H-3,1-Benzoxazine-2,4(1H)-dione
Molecular Structure
Molecular Formula	C8H5NO3
Molecular Weight	163.13
CAS Registry Number	118-48-9
EC Number	204-255-0

Uses:

1. Pharmaceutical intermediates

Used for synthesizing antibacterial agents, anti-tumor drugs, etc.

2. Pesticide synthesis

As a core intermediate of the herbicide Bentazone.

3. Dyes and pigments

Participate in the synthesis of dyes such as indigo and high-performance pigments.

4. Functional additives

Preparation of UV absorbers, foaming agents, flame retardants, and preservatives.