AMITRIPTYLINE
UNII 1806D8D52K

Substance Identification & Data

This profile provides standardized clinical and technical data for Amitriptyline, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 1806D8D52K.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 50-48-6 and the RxNorm Concept ID (RxCUI) 704. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
1806D8D52K
CAS Registry Number
50-48-6
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
AMITRIPTYLINE
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
1806D8D52K
The specific atomic composition represented as a molecular structure string.
InChIKey
C20H23N
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
KRMDCWKBEZIMAB-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
976
Sequential identifier assigned via the WHO International Nonproprietary Name program.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
CN(C)CCC=C1c2ccccc2CCc3ccccc31

Synonyms and Nomenclature

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

AMITRIPTYLINE

Common Names & Synonyms

AMITRIPTYLINE [INN]
AMITRIPTYLINE [MART.]
AMITRIPTYLINE [MI]
AMITRIPTYLINE [USP IMPURITY]
AMITRIPTYLINE [VANDF]
AMITRIPTYLINE [WHO-DD]
DAMITRIPTYLINE
FLAVYL
NORTRIPTYLINE HYDROCHLORIDE IMPURITY F [EP IMPURITY]
PROHEPTADIENE
SEROTEN
TRIPTANOL

Brand / Trade Names

LAROXYL

Systematic Nomenclature

1-PROPANAMINE, 3-(10,11-DIHYDRO-5H-DIBENZO(A,D)CYCLOHEPTEN-5-YLIDENE)-N,N-DIMETHYL-
3-(10,11-DIHYDRO-5H-DIBENZO(A,D)CYCLOHEPTEN-5-YLIDENE)-N,N-DIMETHYL-1-PROPANAMINE

NDC Products Containing AMITRIPTYLINE

This unique ingredient identifier is listed as an ingredient or substance in the following products in the NDC directory: