PHENSUXIMIDE
UNII 6WVL9C355G

Substance Identification & Data

This profile provides standardized clinical and technical data for Phensuximide, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 6WVL9C355G.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 86-34-0 and the RxNorm Concept ID (RxCUI) 33309. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
6WVL9C355G
CAS Registry Number
86-34-0
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
PHENSUXIMIDE
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C11H11NO2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
WLWFNJKHKGIJNW-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
NCI Thesaurus
National Cancer Institute reference terminology for clinical and research data.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
INN ID
513
Sequential identifier assigned via the WHO International Nonproprietary Name program.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
N1(C(C(c2ccccc2)CC1=O)=O)C

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Phensuximide. Identifiers are organized into official regulatory terms, commercial trade names, and technical systematic synonyms used to ensure accurate identification across clinical pharmaceutical databases, regulatory filings, and electronic health records.

FDA Official Name

PHENSUXIMIDE

Common Names & Synonyms

(+/-)-PHENSUXIMIDE
1-METHYL-3-PHENYLSUCCINIMIDE
LIFENE
MILONTON
MIRONTIN
N-METHYL-.ALPHA.-PHENYLSUCCINIMIDE
N-METHYL-3-PHENYLPYRROLIDINEDIONE
PHENSUXIMID
PHENSUXIMIDE [INN]
PHENSUXIMIDE [MART.]
PHENSUXIMIDE [MI]
PHENSUXIMIDE [ORANGE BOOK]
PHENSUXIMIDE [USP IMPURITY]
PHENSUXIMIDE [USP-RS]
PHENSUXIMIDE [VANDF]
PHENSUXIMIDE [WHO-DD]
RACEMIC PHENSUXIMIDE
SUCCITIMAL

Brand / Trade Names

EPIMID
MILONTIN

Systematic Nomenclature

(+/-)-N-METHYL-2-PHENYLSUCCINIMIDE
1-METHYL-3-PHENYL-2,5-PYRROLIDINEDIONE
2,5-PYRROLIDINEDIONE, 1-METHYL-3-PHENYL-
2,5-PYRROLIDINEDIONE, 1-METHYL-3-PHENYL-, (+/-)-
N-METHYL-2-PHENYLSUCCINIMIDE
N-METHYL-3-PHENYLSUCCINIMIDE
RS-PHENSUXIMIDE
SUCCINIMIDE, N-METHYL-2-PHENYL-

Technical Codes

NSC-760079
PM-334