Category:
Active Pharmaceutical Ingredients
CAS NO:
1533-45-5
Standard:
In-house Standards,
Fluorescent Brightener OB-1 is a benzoxazole derivative widely used in industrial whitening. It is synthesized via condensation reactions of 2-amino-5-chlorobenzothiazole with malononitrile. The molecular formula is C14H8N4O2 (CAS No. 20697-56-9), offering high thermal stability.
Not intended for pharmaceutical or food contact applications. Store in a cool, dry place away from direct sunlight. Personnel must wear gloves and eye protection during handling to prevent skin irritation.