ACID RED 183 FREE ACID
UNII U45ZWU6918

Substance Identification & Data

This profile provides standardized clinical and technical data for Acid Red 183 Free Acid, uniquely identified by the FDA Unique Ingredient Identifier (UNII) U45ZWU6918.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 29194-44-3 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
U45ZWU6918
CAS Registry Number
29194-44-3
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
ACID RED 183 FREE ACID
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C16H13ClN4O8S2
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
BPRDAFNKPFOFEA-VHEBQXMUSA-N
Line notation for describing the chemical structure and connectivity of atoms.
Substance Type
chemical
ISO 11238 classification category (e.g., Chemical, Polymer, Protein).
Ingredient Role
Oc1n(nc(c1/N=N/c2c(O)c(S(=O)(=O)O)cc(c2)Cl)C)-c3cc(S(=O)(=O)O)ccc3

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Acid Red 183 Free Acid. 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

ACID RED 183 FREE ACID

Systematic Nomenclature

5-CHLORO-3-(2-(4,5-DIHYDRO-3-METHYL-5-OXO-1-(3-SULFOPHENYL)-1H-PYRAZOL-4-YL)DIAZENYL)-2-HYDROXYBENZENESULFONIC ACID
BENZENESULFONIC ACID, 5-CHLORO-2-HYDROXY-3-((3-METHYL-5-OXO-1-(M-SULFOPHENYL)-2-PYRAZOLIN-4-YL)AZO)-
BENZENESULFONIC ACID, 5-CHLORO-3-((4,5-DIHYDRO-3-METHYL-5-OXO-1-(3-SULFOPHENYL)-1H-PYRAZOL-4-YL)AZO)-2-HYDROXY-
BENZENESULFONIC ACID, 5-CHLORO-3-(2-(4,5-DIHYDRO-3-METHYL-5-OXO-1-(3-SULFOPHENYL)-1H-PYRAZOL-4-YL)DIAZENYL)-2-HYDROXY-

External Clinical & Regulatory Resources

CAS
Common Chemistry
NCATS
Inxight Drugs
NLM
DailyMed Products
NCATS
GSRS Full Record