APTO-253 HYDROCHLORIDE
UNII 266N56YWTZ

Substance Identification & Data

This profile provides standardized clinical and technical data for Apto-253 Hydrochloride, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 266N56YWTZ.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 1691221-67-6 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

266N56YWTZ

CAS Registry Number

1691221-67-6

RxNorm Concept ID

N/A

Detailed Substance Profile

Preferred Name

APTO-253 HYDROCHLORIDE

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

InChIKey

C22H14FN5.ClH

International Chemical Identifier digital signature for unique molecular identification.

SMILES String

XGEPFSYBBQZKKW-UHFFFAOYSA-N

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

NCI Thesaurus

C95724

National Cancer Institute reference terminology for clinical and research data.

PubChem CID

91668263

Unique identification number in the NCBI database of chemical substances.

Substance Type

chemical

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

Ingredient Role

c1nc2c(cc1)c3c(c4c2nccc4)nc([nH]3)-c5c6c([nH]c5C)ccc(c6)F.Cl

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Apto-253 Hydrochloride. 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.