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Key Documents

UC177

Sigma-Aldrich

(±)-Mephenytoin

Synonym(s):

(±)-5-Ethyl-3-methyl-5-phenyl-2,4-imidazolidinedione, (±)-5-Ethyl-3-methyl-5-phenylhydantoin

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About This Item

Empirical Formula (Hill Notation):
C12H14N2O2
CAS Number:
Molecular Weight:
218.25
EC Number:
MDL number:
UNSPSC Code:
12161501
PubChem Substance ID:

form

crystals

Quality Level

color

off-white

mp

115-118 °C
135-137 °C

solubility

DMSO: soluble

storage temp.

2-8°C

SMILES string

CCC1(NC(=O)N(C)C1=O)c2ccccc2

InChI

1S/C12H14N2O2/c1-3-12(9-7-5-4-6-8-9)10(15)14(2)11(16)13-12/h4-8H,3H2,1-2H3,(H,13,16)

InChI key

GMHKMTDVRCWUDX-UHFFFAOYSA-N

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Biochem/physiol Actions

CYP2B6 and CYP2C19 substrate; anticonvulsive, antiepileptic.

Packaging

Bottomless glass bottle. Contents are inside inserted fused cone.

Preparation Note

(±)-Mephenytoin is soluble in DMSO.

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves


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