Fosphenytoin Impurity D

Name: Fosphenytoin Impurity D
Brand: Vaqora Chemicals
SKU: VQ-030883

About Fosphenytoin Impurity D

Fosphenytoin Impurity D is a metabolite or degradation product of Fosphenytoin carrying the CAS registry number 21616-46-6. The compound has the formula C16H14N2O3, corresponding to a molecular weight of 282.29 g/mol. Its systematic (IUPAC) name is 3-(hydroxymethyl)-5,5-diphenylimidazolidine-2,4-dione. It is also known as 3-(Hydroxymethyl)phenytoin or 3-(Hydroxymethyl)-5,5-diphenylhydantoin.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Good laboratory practice and suitable PPE are recommended during handling.

Analytical teams use this compound to identify metabolites and degradants of Fosphenytoin, to validate stability-indicating methods (AMV) and to support QC and regulatory filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Fosphenytoin Impurity D in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Metabolite identification
Stability-indicating methods
Impurity profiling

Industries

Related to Fosphenytoin

View every impurity, metabolite and intermediate we list for Fosphenytoin.

Fosphenytoin impurities

Specifications & identifiers

Chemical identifiers
Product name	Fosphenytoin Impurity D
Catalogue No.	VQ-030883
CAS Number	21616-46-6
IUPAC name	3-(hydroxymethyl)-5,5-diphenylimidazolidine-2,4-dione
Molecular formula	C₁₆H₁₄N₂O₃
Molecular weight	282.29 g/mol
Exact mass	282.1004
Grade	Reference Standard
HSN code	38229090
InChIKey	QQBKLRXLVRDKEB-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C2(C(=O)N(C(=O)N2)CO)C3=CC=CC=C3
PubChem CID	161366

Physical properties
Physical form	Solid
LogP (XLogP3)	2.3
H-bond donors / acceptors	2 / 3
TPSA	69.6 Å²
Synonyms	3-(Hydroxymethyl)phenytoin, 3-(Hydroxymethyl)-5,5-diphenylhydantoin, 2,4-Imidazolidinedione, 3-(hydroxymethyl)-5,5-diphenyl-, (7R-(7alpha,8beta,10beta))-, 5,5-Diphenyl-3-hydroxymethyl-2,4-imidazolidinedione, Phenytoin Impurity 30, 3-hydroxymethyl-diphenylhydantoin, 3-hydroxymethyl-5,5-diphenylhydantoin, 5,5-Diphenyl-3-hydroxymethyl-2,4imidazolidinedione, 3-hydroxymethyl-5,5-diphenyl-2,4-imidazolidinedione, 3-hydroxymethyl-5,5-diphenyl-imidazolidine-2,4-dione, 3-hydroxymethyl-5,5-diphenylimidazolidine-2,4-dione, 3-hydroxymethyl-5,5-diphenyl-imidazolidine-2, 4-dione

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Fosphenytoin Impurity D?

The CAS Registry Number of Fosphenytoin Impurity D is 21616-46-6. It is also known as 3-(Hydroxymethyl)phenytoin, 3-(Hydroxymethyl)-5,5-diphenylhydantoin, 2,4-Imidazolidinedione, 3-(hydroxymethyl)-5,5-diphenyl-, (7R-(7alpha,8beta,10beta))-.

What is the molecular formula and molecular weight of Fosphenytoin Impurity D?

Fosphenytoin Impurity D has the molecular formula C16H14N2O3 and a molecular weight of 282.29 g/mol. Its IUPAC name is 3-(hydroxymethyl)-5,5-diphenylimidazolidine-2,4-dione.

What is Fosphenytoin Impurity D used for?

Fosphenytoin Impurity D is supplied as a characterised reference material related to Fosphenytoin. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Fosphenytoin Impurity D can I order?

We supply Fosphenytoin Impurity D in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Fosphenytoin Impurity D?

Yes. Every lot of Fosphenytoin Impurity D is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Fosphenytoin Impurity D be shipped internationally?

Yes. We export Fosphenytoin Impurity D worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.