General

Synonyms: 5,5-diphenylhydantoin, phenitoin, phentoin, phenytoin, causoin, citrullanon, danten, dantinal, denyl, difenin, dilantine, epifenyl, epilan, phanatin, phenatine, zentronal; numerous other trade names
Use: anticonvulsant
Molecular formula: C₁₅H₁₂N₂O₂
CAS No: 57-41-0
EINECS No:

Physical data

Appearance: white crystals or powder
Melting point: ca. 295 - 297 C (decomposes)
Boiling point:
Vapour density:
Vapour pressure:
Density (g cm^-3):
Flash point:
Explosion limits:
Autoignition temperature:
Water solubility:
 

Stability

Stable. Combustible. Incompatible with strong oxidising agents, strong bases.

Toxicology

Toxic. Human carcinogen, neoplastigen, teratogen, mutagen. Experimental carcinogen. May cause systemic effects. May case reproductive defects.

Toxicity data
(The meaning of any toxicological abbreviations which appear in this section is given here.)
IPR-RAT LD50 200 mg kg^-1
IVN-RAT LD50 101 mg kg^-1
IPR-MUS LD50 100 mg kg^-1
ORL-CHD LDLO 67 mg kg^-1
ORL-CHD TDLO 11 mg kg^-1 /d

Risk phrases
(The meaning of any risk phrases which appear in this section is given here.)
R23 R24 R25 R45 R47.

Transport information

Personal protection

Safety glasses, gloves, good ventilation. Handle as a carcinogen.

[Return to Physical & Theoretical Chemistry Lab. Safety home page.]

This information was last updated on April 8, 2005. We have tried to make it as accurate and useful as possible, but can take no responsibility for its use, misuse, or accuracy. We have not verified this information, and cannot guarantee that it is up-to-date.