ACETAMINOPHEN
UNII 362O9ITL9D

Substance Identification & Data

This profile provides standardized clinical and technical data for Acetaminophen, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 362O9ITL9D.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 103-90-2 and the RxNorm Concept ID (RxCUI) 161. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code
362O9ITL9D
CAS Registry Number
103-90-2
RxNorm Concept ID

Detailed Substance Profile

Preferred Name
ACETAMINOPHEN
Official standardized name for this substance within the FDA UNII nomenclature system.
Molecular Formula
362O9ITL9D
The specific atomic composition represented as a molecular structure string.
InChIKey
C8H9NO2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
RZVAJINKPMORJF-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
626
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(Nc1ccc(cc1)O)(=O)C

Synonyms and Nomenclature

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

ACETAMINOPHEN
PARACETAMOL

Common Names & Synonyms

ACETAMINOPHEN [HSDB]
ACETAMINOPHEN [JAN]
ACETAMINOPHEN [MI]
ACETAMINOPHEN [ORANGE BOOK]
ACETAMINOPHEN [USP IMPURITY]
ACETAMINOPHEN [USP MONOGRAPH]
ACETAMINOPHEN [USP-RS]
ACETAMINOPHEN [VANDF]
ALLAY COMPONENT ACETAMINOPHEN
ANEXSIA COMPONENT ACETAMINOPHEN
ANOQUAN COMPONENT ACETAMINOPHEN
APAP
BANCAP COMPONENT ACETAMINOPHEN
BANCAP HC COMPONENT ACETAMINOPHEN
BIOCETAMOL
BUCET COMPONENT ACETAMINOPHEN
BUTAPAP COMPONENT ACETAMINOPHEN
CODRIX COMPONENT ACETAMINOPHEN
CO-GESIC COMPONENT ACETAMINOPHEN
DARVOCET COMPONENT ACETAMINOPHEN
DHC PLUS COMPONENT ACETAMINOPHEN
DOLENE AP-65 COMPONENT ACETAMINOPHEN
DRIXORAL PLUS COMPONENT ACETAMINOPHEN
DURADYNE DHC COMPONENT ACETAMINOPHEN
ESGIC COMPONENT ACETAMINOPHEN
EXCEDRIN COMPONENT ACETAMINOPHEN
FEMCET COMPONENT ACETAMINOPHEN
FIORICET COMPONENT ACETAMINOPHEN
HY-PHEN COMPONENT ACETAMINOPHEN
LORCET-HD COMPONENT ACETAMINOPHEN
LORTAB COMPONENT ACETAMINOPHEN
MEDIGESIC PLUS COMPONENT ACETAMINOPHEN
N-ACETYL-P-AMINOPHENOL
NORCET COMPONENT ACETAMINOPHEN
NORCO COMPONENT ACETAMINOPHEN
OXYCET COMPONENT ACETAMINOPHEN
PARACETAMOL [EP MONOGRAPH]
PARACETAMOL [IARC]
PARACETAMOL [INN]
PARACETAMOL [MART.]
PARACETAMOL [WHO-DD]
PARACETAMOL [WHO-IP]
PARACETAMOLUM [WHO-IP LATIN]
PERCOCET COMPONENT ACETAMINOPHEN
PHENAPHEN
PHRENILIN COMPONENT ACETAMINOPHEN
P-HYDROXY-ACETANILID
ROXICET COMPONENT ACETAMINOPHEN
ROXILOX COMPONENT ACETAMINOPHEN
SEDAPAP COMPONENT ACETAMINOPHEN
SYNALGOS-DC-A COMPONENT ACETAMINOPHEN
TALACEN COMPONENT ACETAMINOPHEN
TENCON COMPONENT ACETAMINOPHEN
TRIAD COMPONENT ACETAMINOPHEN
TRIAPRIN COMPONENT ACETAMINOPHEN
TYCOLET COMPONENT ACETAMINOPHEN
TYLOX COMPONENT ACETAMINOPHEN
ULTRACET COMPONENT ACETAMINOPHEN
VERMIDON
VICODIN COMPONENT ACETAMINOPHEN
WYGESIC COMPONENT ACETAMINOPHEN
ZYDONE COMPONENT ACETAMINOPHEN

Brand / Trade Names

ACEPHEN
COMBOGESIC COMPONENT ACETAMINOPHEN
COMBOGESIC IV COMPONENT ACETAMINOPHEN
DAFALGAN
DOLIPRANE
EFFERALGAN
INJECTAPAP
NEOPAP
OFIRMEV
PANADOL
PERFALGAN
TREZIX COMPONENT ACETAMINOPHEN
TYLENOL
XARTEMIS COMPONENT ACETAMINOPHEN

Systematic Nomenclature

4'-HYDROXYACETANILIDE
ACETAMIDE, N-(4-HYDROXYPHENYL)-

Technical Codes

NSC-109028
NSC-3991

NDC Products Containing ACETAMINOPHEN

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