Phenytoin
C15H12N2O2
252.27
2,4-Imidazolidinedione, 5,5-diphenyl-;
5,5-Diphenylhydantoin [57-41-0]
2,4-Imidazolidinedione, 5,5-diphenyl-;
5,5-Diphenylhydantoin [57-41-0]
DEFINITION
Phenytoin contains NLT 98.0% and NMT 102.0% of phenytoin (C15H12N2O2), calculated on the dried basis.
USP REFERENCE STANDARDS FOR PURCHASE
USP Benzophenone RSUSP Phenytoin RS
USP Phenytoin Related Compound A RS
USP Phenytoin Related Compound B RS