NEUTRAL RED
UNII 261QK3SSBH

Substance Identification & Data

This profile provides standardized clinical and technical data for Neutral Red, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 261QK3SSBH.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 553-24-2 and the RxNorm Concept ID (RxCUI) N/A. Explore the sections below for detailed nomenclature and a complete directory of NDC-listed products containing this ingredient.

FDA UNII Code

261QK3SSBH

CAS Registry Number

553-24-2

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

NEUTRAL RED

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

InChIKey

C15H16N4.ClH

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

PGSADBUBUOPOJS-UHFFFAOYSA-N

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

NCI Thesaurus

C95324

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

11105

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

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

Ingredient Role

Cl.CN(C)c1cc2nc3cc(c(cc3nc2cc1)C)N

Synonyms and Nomenclature

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