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Phenytoin sodium

Also known as: 5,5-diphenylhydantoin sodium, 5,5-diphenylhydantoin sodium salt, dilantin sodium, phenytoin sodium salt, 5,5-diphenylimidazolidine-2,4-dione sodium salt, alepsin, dihydan, ditoin, enkefal, epelin, epinat, eptoin, solantoin, solantyl, tacosal

Phenytoin sodium (CAS 630-93-3) is a compound in the Aromatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C15H11N2NaO2 and a molecular weight of 274.250 g/mol. Key properties include a melting point of 290-299ºC, a boiling point of 428.2ºC at 760 mmHg and a flash point of 212.8ºC. It is classified under GHS with signal word Warning and hazard statements H302 — Harmful if swallowed, H317 — May cause an allergic skin reaction and H361 — Suspected of damaging fertility or the unborn child. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
630-93-3
Jingsj CID
J-1106689-1
Molecular Formula
C15H11N2NaO2
Molecular Weight
274.250 g/mol
Category
Aromatic Hydrocarbons
Last updated
8/21/2026
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Physicochemical Properties

Melting Point290-299ºC
Boiling Point428.2ºC at 760 mmHg
Flash Point212.8ºC
Exact Mass274.071808
PSA49.41000
LogP2.21300
Additional Propertyaqueous base: soluble

GHS Safety & Compliance

Irritant / Health HazardSignal word: Warning
  • H302 — Harmful if swallowed
  • H317 — May cause an allergic skin reaction
  • H361 — Suspected of damaging fertility or the unborn child

Activity & Biological Data

Additional Information[1]. Rogawski, M.A. and W. Loscher, The neurobiology of antiepileptic drugs. Nat Rev Neurosci, 2004. 5(7): p. 553-64. [2]. Porter, R.J., et al., Mechanisms of action of antiseizure drugs. Handb Clin Neurol, 2012. 108: p. 663-81. [3]. Balaji, S., Medical therapy for sudden death. Pediatr Clin North Am, 2004. 51(5): p. 1379-87.

Customs & Trade Information

HS Code2933990090
Summary2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of Phenytoin sodium?

The CAS number of Phenytoin sodium is 630-93-3.

What are the molecular formula and molecular weight of Phenytoin sodium?

Phenytoin sodium has molecular formula C15H11N2NaO2 and molecular weight 274.250 g/mol.

Is Phenytoin sodium hazardous?

Phenytoin sodium has GHS signal word Warning and hazard statements H302 — Harmful if swallowed; H317 — May cause an allergic skin reaction; H361 — Suspected of damaging fertility or the unborn child.

What are the upstream and downstream products of Phenytoin sodium?

For Phenytoin sodium, Upstream Products: Phenytoin.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Phenytoin sodium (CAS 630-93-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1106689-1 (accessed 2026-11-07).

Data for reference only; verify product details with suppliers before purchase.