ENCAINIDE
UNII SY3J0147NB

Substance Identification & Data

This profile provides standardized clinical and technical data for Encainide, uniquely identified by the FDA Unique Ingredient Identifier (UNII) SY3J0147NB.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 66778-36-7 and the RxNorm Concept ID (RxCUI) 42368. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

SY3J0147NB

CAS Registry Number

66778-36-7

RxNorm Concept ID

42368

Detailed Substance Profile

Preferred Name

ENCAINIDE

Official standardized name for this substance within the FDA UNII nomenclature system.

InChIKey

C22H28N2O2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

PJWPNDMDCLXCOM-UHFFFAOYSA-N

Line notation for describing the chemical structure and connectivity of atoms.

NCI Thesaurus

C65511

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

48041

Unique identification number in the NCBI database of chemical substances.

INN ID

4472

Sequential identifier assigned via the WHO International Nonproprietary Name program.

Substance Type

chemical

ISO 11238 classification category (e.g., Chemical, Polymer, Protein).

Ingredient Role

C(Nc1c(CCC2N(C)CCCC2)cccc1)(c3ccc(cc3)OC)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Encainide. 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.