URACIL
UNII 56HH86ZVCT

Substance Identification & Data

This profile provides standardized clinical and technical data for Uracil, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 56HH86ZVCT.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 66-22-8 and the RxNorm Concept ID (RxCUI) 10995. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

56HH86ZVCT

CAS Registry Number

66-22-8

RxNorm Concept ID

10995

Detailed Substance Profile

Preferred Name

URACIL

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

InChIKey

C4H4N2O2

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

ISAKRJDGNUQOIC-UHFFFAOYSA-N

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

NCI Thesaurus

C917

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

1174

Unique identification number in the NCBI database of chemical substances.

USAN ID

KK-14

Identifier assigned by the United States Adopted Names Council.

Substance Type

chemical

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

Ingredient Role

[nH]1c([nH]ccc1=O)=O

Synonyms and Nomenclature

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