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Chemical Sampling Information
5,5-Diphenylhydantoin
 Field Definitions
 Analytical Methods
 Health Guidelines
General Description

NAME: 5,5-Diphenylhydantoin

SYNONYM(s): Phenytoin; Difhydan; Dihycon; Di-Hydan; Di-Lan; Dilabid; Dilantin; Ekko; 5,5-Diphenyl-2,4-Imidazolidinedione; Hydantol; Zentropil

IMIS: D905

CAS: 57-41-0

NIOSH: RTECS MU1050000

DESCRIPTION:

Powder.
MW: 252.26
MOLFM: C15H12N2O2
MP: 295-298 C

Exposure Limits
Health Factors

NTP: Suspect Human Carcinogen

IARC: Group 2B, possibly carcinogenic to humans (Phenytoin)

Monitoring

PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):



MEDIA: Coated Glass Fiber Filters (37 mm) Coating is H2SO4
ANL SOLVENT: Methanol
MAX V: 100 Liters   MAX F: 1.0 L/min
ANL 1: High Performance Liquid Chromatography; HPLC/U.
REF: 2 (OSHA In-House File)
CLASS: Partially Validated

COND: Column: C8 Mobile Phase: 50:50 Acetonitrile:Water Detector Wavelength: 242nm or 257nm Detection Limit: 13.6 ng/inj


Revision Date: 02/19/1993
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