4-NITROSOANTIPYRINE
UNII 6E87K64L4I

Substance Identification & Data

This profile provides standardized clinical and technical data for 4-nitrosoantipyrine, uniquely identified by the FDA Unique Ingredient Identifier (UNII) 6E87K64L4I.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 885-11-0 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
6E87K64L4I
CAS Registry Number
885-11-0
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
4-NITROSOANTIPYRINE
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C11H11N3O2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
IEODZSWSXNQPQL-UHFFFAOYSA-N
Line notation for describing the chemical structure and connectivity of atoms.
PubChem CID
Unique identification number in the NCBI database of chemical substances.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
n1(-c2ccccc2)c(c(N=O)c(n1C)C)=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for 4-nitrosoantipyrine. 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.

Common Names & Synonyms

4-NITROSOANTIPYRIN
4-NITROSOANTIPYRINE
NITROSOANTIPYRINE

Systematic Nomenclature

1-PHENYL-2,3-DIMETHYL-4-NITROSO-5-PYRAZOLONE
2,3-DIMETHYL-4-NITROSO-1-PHENYL-5-PYRAZOLONE
3H-PYRAZOL-3-ONE, 1,2-DIHYDRO-1,5-DIMETHYL-4-NITROSO-2-PHENYL-
ANTIPYRINE, 4-NITROSO-

Technical Codes

NSC-163932
NSC-75060