Phenytoin Impurities

Phenytoin Related Products

SynZeal is a leading innovator in pharmaceutical reference standards. We supply high-quality Reference Standards of Phenytoin, pharmacopeial and non-pharmacopeial Phenytoin impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Phenytoin impurities reference standards are useful in pharmaceutical research. They are useful in product development, ANDA and DMF filing, quality control (QC), method validation, and stability studies. It is also useful in the identification of unknown impurities and the assessment of genotoxic potential.

Phenytoin-related products are thoroughly characterized. Phenytoin products are supplied with detailed COA & analytical data meeting regulatory compliance. We can also provide EP/USP traceable standards based on your requirements. The supplied products are re-tested at regular intervals.

Pharmaceutical Reference Standards

Phenytoin

SZ CAT No:	: SZ-P066001
CAS No	: 57-41-0
Mol.F.	: C15H12N2O2
Mol.Wt.	: 252.3
Inv. Status	: In Stock, 3-4 days for Dispatch
Rel. CAS No	: 630-93-3 (Na salt)

Phenytoin EP Impurity A

SZ CAT No:	: SZ-P066004
CAS No	: 119-61-9
Mol.F.	: C13H10O
Mol.Wt.	: 182.2
Inv. Status	: In Stock

Phenytoin EP Impurity B

SZ CAT No:	: SZ-P066005
CAS No	: 134-81-6
Mol.F.	: C14H10O2
Mol.Wt.	: 210.2
Inv. Status	: In Stock

Phenytoin EP Impurity C

SZ CAT No:	: SZ-P066006
CAS No	: 3060-50-2
Mol.F.	: C14H13NO2
Mol.Wt.	: 227.3
Inv. Status	: In Stock
Rel. CAT No	: SZ-M039035 ,

Phenytoin EP Impurity D

SZ CAT No:	: SZ-P066007
CAS No	: 5157-15-3
Mol.F.	: C16H14N4O2
Mol.Wt.	: 294.3
Inv. Status	: In Stock

Phenytoin EP Impurity E

SZ CAT No:	: SZ-P066002
CAS No	: 6802-95-5
Mol.F.	: C15H14N2O3
Mol.Wt.	: 270.3
Inv. Status	: In Stock

Phenytoin EP Impurity F

SZ CAT No:	: SZ-P066003
CAS No	: 51169-17-6
Mol.F.	: C16H14N2O2
Mol.Wt.	: 266.3
Inv. Status	: Custom Synthesis

Phenytoin Impurity 1

SZ CAT No:	: SZ-P066008
CAS No	: 5157-13-1
Mol.F.	: C15H14N2O3
Mol.Wt.	: 270.3
Inv. Status	: Custom Synthesis

Phenytoin Impurity 2

SZ CAT No:	: SZ-P066009
CAS No	: NA
Mol.F.	: C15H14N2O3
Mol.Wt.	: 270.3
Inv. Status	: Custom Synthesis

Phenytoin Impurity 3

SZ CAT No:	: SZ-P066010
CAS No	: 15427-81-3
Mol.F.	: C14H14N2O
Mol.Wt.	: 226.3
Inv. Status	: Custom Synthesis
Rel. CAS No	: 1129251-02-0 (HCl salt)

Phenytoin Impurity 4

SZ CAT No:	: SZ-P066011
CAS No	: 2784-27-2
Mol.F.	: C15H12N2O3
Mol.Wt.	: 268.3
Inv. Status	: Custom Synthesis
Rel. CAS No	: 105391-78-4 (Na salt)

Phenytoin Sodium

SZ CAT No:	: SZ-P066012
CAS No	: 630-93-3
Mol.F.	: C15H12N2O2 : Na
Mol.Wt.	: 252.3 : 23.0
Inv. Status	: Custom Synthesis
Rel. CAS No	: 57-41-0 (free base)

Methyl Phenytoin

SZ CAT No:	: SZ-P066013
CAS No	: 4224-00-4
Mol.F.	: C16H14N2O2
Mol.Wt.	: 266.3
Inv. Status	:

Stable Isotopes and Metabolites

Phenytoin-d10

SZ CAT No:	: SZ-P066D01
CAS No	: 65854-97-9
Mol.F.	: C15H2D10N2O2
Mol.Wt.	: 262.3
Inv. Status	: Custom Synthesis

Possible Nitroso Standards

N-Nitroso Phenytoin

SZ CAT No:	: SZ-P066014
CAS No	: NA
Mol.F.	: C15H11N3O3
Mol.Wt.	: 281.3
Inv. Status	:

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