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Safety Information

H146

Sigma-Aldrich

4-Hydroxymephenytoin

≥98% (HPLC)

Synonym(s):

(±)-5-Ethyl-5-(4-hydroxyphenyl)-3-methylhydantoin, (±)-5-Ethyl-5-(4-hydroxyphenyl)-3-methylimididazolidine-2,4-dione

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About This Item

Empirical Formula (Hill Notation):
C12H14N2O3
CAS Number:
61837-65-8
Molecular Weight:
234.25
MDL number:
MFCD00142316
UNSPSC Code:
12352100
PubChem Substance ID:
57654234
NACRES:
NA.22

Assay

≥98% (HPLC)

solubility

DMSO: >5 mg/mL

SMILES string

CCC1(NC(=O)N(C)C1=O)c2ccc(O)cc2

InChI

1S/C12H14N2O3/c1-3-12(8-4-6-9(15)7-5-8)10(16)14(2)11(17)13-12/h4-7,15H,3H2,1-2H3,(H,13,17)

InChI key

OQPLORUDZLXXPD-UHFFFAOYSA-N

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General description

CYP2C19 metabolite of mephenytoin.

Application

Pharmacological activity investigating:
  • The drug effects on metabolization
  • In vitro cytochrome P450 activity in microsomes

Analyte for electron-capture gas chromatography procedures

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

H146-BULK:
H146-VAR:
H146-5MG:

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Certificates of Analysis (COA)

Lot/Batch Number
047M4717V
110M4625V
110M4708V
087K4618
011K4607

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Sonja Krösser et al.
European journal of clinical pharmacology, 62(4), 277-284 (2006-03-10)
The 5HT(1A) receptor agonist sarizotan is in clinical development for the treatment of dyskinesia, a potentially disabling complication in Parkinson's disease. We investigated the effect of sarizotan on the clinical pharmacokinetics of probe drugs for cytochrome P450 (CYP) to evaluate
M. Salsali, et al.,
Journal of Pharmacological and Toxicological Methods, 44, 461-465 (2001)
Xiao-Ping Chen et al.
Clinical pharmacology and therapeutics, 73(3), 264-271 (2003-03-07)
This study was designed to define the effect of low-dose aspirin administration on the activity of cytochrome P450 (CYP) in normal human subjects. Aspirin, 50 mg daily, was given for 14 days to 18 nonsmoking healthy male volunteers. A modified
J Caslavska et al.
Journal of chromatography. B, Biomedical applications, 656(1), 219-231 (1994-06-03)
Phenotypes for hydroxylation can be predicted by using mephenytoin and dextromethorphan as substrates, whereas phenotypes for acetylation can be determined with caffeine as probe drug. After single-dose administration of one of these drugs, of two of them simultaneously, or of
Roles of cytochrome P4502C9 and cytochrome P4502C19 in the stereoselective metabolism of phenytoin to its major metabolite.
M Bajpai et al.
Drug metabolism and disposition: the biological fate of chemicals, 24(12), 1401-1403 (1996-12-01)
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