PIGMENT YELLOW 73
UNII BXL1J43EKI

Substance Identification & Data

This profile provides standardized clinical and technical data for Pigment Yellow 73, uniquely identified by the FDA Unique Ingredient Identifier (UNII) BXL1J43EKI.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 13515-40-7 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
BXL1J43EKI
CAS Registry Number
13515-40-7
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
PIGMENT YELLOW 73
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C17H15ClN4O5
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
QPHCXDDGQQLPIM-QZQOTICOSA-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
COc1ccccc1NC(=O)C(C(=O)C)/N=N/c2ccc(Cl)cc2[N+]([O-])=O

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Pigment Yellow 73. 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

PIGMENT YELLOW 73

Common Names & Synonyms

(+/-)-PIGMENT YELLOW 73
C.I. PIGMENT YELLOW 73
CI 11738
O-ACETOACETANISIDIDE, 2-((4-CHLORO-2-NITROPHENYL)AZO)-

Brand / Trade Names

HANCOCK YELLOW 73
HANSA BRILLIANT YELLOW 4GX

Systematic Nomenclature

BUTANAMIDE, 2-((4-CHLORO-2-NITROPHENYL)AZO)-N-(2-METHOXYPHENYL)-3-OXO-
BUTANAMIDE, 2-(2-(4-CHLORO-2-NITROPHENYL)DIAZENYL)-N-(2-METHOXYPHENYL)-3-OXO-