Fosphenytoin disodium - ≥98% , Sodium channel alpha subunit blocker, CAS No.92134-98-0, Sodium channel alpha subunit blocker

CAS: 92134-98-0 Cat. No.: F335292 Molecular Weight: 426.27 EC Number: 618-823-4
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
Fosphenytoin sodium (USP) | ACC-9653-010 | FOSPHENYTOIN SODIUM [USP IMPURITY] | BCP13859 | Fosphenytoin sodium | FOSPHENYTOIN SODIUM (USP IMPURITY) | 5,5-diphenyl-3-[(phosphonooxy)methyl]-2,4-imidazolidinedione disodium salt | ACC 9653-010 | Phosphenytoin
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
5mg
F335292-5mg
4

$19.90

$29.90
Save $10.00 (33.44%)
10mg
F335292-10mg
3

$34.90

$52.90
Save $18.00 (34.03%)
50mg
F335292-50mg
1

$127.90

$191.90
Save $64.00 (33.35%)
100mg
F335292-100mg
1

$215.90

$323.90
Save $108.00 (33.34%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at -20°C Ships Ice chest + Ice pads Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Fosphenytoin sodium is a phenytoin prodrug with similar anticonvulsant properties. Its main mechanism is to block frequency-dependent, use-dependent and voltage-dependent neuronal sodium channels, and therefore limit repetitive firing of action potentials.


Specifications

Synonyms
Fosphenytoin sodium (USP) | ACC-9653-010 | FOSPHENYTOIN SODIUM [USP IMPURITY] | BCP13859 | Fosphenytoin sodium | FOSPHENYTOIN SODIUM (USP IMPURITY) | 5, 5-diphenyl-3-[(phosphonooxy)methyl]-2, 4-imidazolidinedione disodium salt | ACC 9653-010 | Phosphenytoin
Specifications & Purity
≥98%
Storage
Store at -20°C
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Action Type
BLOCKER
Mechanism of action
Sodium channel alpha subunit blocker
Purity
≥98%
Names and Identifiers
Pubchem Sid488183393
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488183393
Canonical SmilesC1=CC=C(C=C1)C2(C(=O)N(C(=O)N2)COP(=O)([O-])[O-])C3=CC=CC=C3.[Na+].[Na+]
IUPAC Namedisodium;(2,5-dioxo-4,4-diphenylimidazolidin-1-yl)methyl phosphate
InChIKeyGQPXYJNXTAFDLT-UHFFFAOYSA-L
INCHI1S/C16H15N2O6P.2Na/c19-14-16(12-7-3-1-4-8-12,13-9-5-2-6-10-13)17-15(20)18(14)11-24-25(21,22)23;;/h1-10H,11H2,(H,17,20)(H2,21,22,23);;/q;2*+1/p-2
Isomeric SMILES C1=CC=C(C=C1)C2(C(=O)N(C(=O)N2)COP(=O)([O-])[O-])C3=CC=CC=C3.[Na+].[Na+]
Molecular Weight 426.27
Reaxy-Rn 5899919
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=5899919&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganoheterocyclic compounds
ClassAzolidines
SubclassImidazolidines
Intermediate Tree Nodes Imidazolidinones - Imidazolidinediones - Hydantoins
Direct ParentPhenylhydantoins
Alternative Parents Diphenylmethanes  Phenylimidazolidines  Alpha amino acids and derivatives  N-acyl ureas  Alkyl phosphates  Dicarboximides  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Diphenylmethane - 5-phenylhydantoin - Phenylimidazolidine - Alpha-amino acid or derivatives - N-acyl urea - Ureide - Monocyclic benzene moiety - Organic phosphoric acid derivative - Phosphoric acid ester - Alkyl phosphate - Benzenoid - Dicarboximide - Urea - Carbonic acid derivative - Azacycle - Organic alkali metal salt - Carboxylic acid derivative - Organic nitrogen compound - Organonitrogen compound - Organooxygen compound - Organopnictogen compound - Organic oxygen compound - Organic oxide - Carbonyl group - Hydrocarbon derivative - Organic salt - Organic sodium salt - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as phenylhydantoins. These are heterocyclic aromatic compounds containing an imiazolidinedione moiety substituted by a phenyl group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Associated Targets(non-human)
Rattus norvegicus (775804 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
rep Replicase polyprotein 1ab (378 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

8 results found

Lot NumberCertificate TypeDateItem
E2324501Certificate of AnalysisMar 11, 2026 F335292
E2324504Certificate of AnalysisMar 11, 2026 F335292
E2324506Certificate of AnalysisMar 11, 2026 F335292
E2324507Certificate of AnalysisMar 11, 2026 F335292
E2324509Certificate of AnalysisMar 11, 2026 F335292
E2324511Certificate of AnalysisMar 11, 2026 F335292
E2324512Certificate of AnalysisMar 11, 2026 F335292
E2324515Certificate of AnalysisMar 11, 2026 F335292
Chemical and Physical Properties
SensitivityMoisture sensitive.
Refractive Indexn20D~1.63 (Predicted)
Melt Point(°C)282-288° C
Molecular Weight406.240 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count6
Rotatable Bond Count4
Exact Mass406.031 Da
Monoisotopic Mass406.031 Da
Topological Polar Surface Area122.000 Ų
Heavy Atom Count27
Formal Charge0
Complexity535.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count3
Solution Calculators
Reviews

Customer Reviews

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