ACID RED 186
UNII P34D42C573

Substance Identification & Data

This profile provides standardized clinical and technical data for Acid Red 186, uniquely identified by the FDA Unique Ingredient Identifier (UNII) P34D42C573.

Technical mappings include the Chemical Abstracts Service (CAS) Registry Number 52677-44-8 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
P34D42C573
CAS Registry Number
52677-44-8
RxNorm Concept ID
N/A

Detailed Substance Profile

Preferred Name
ACID RED 186
Official standardized name for this substance within the FDA UNII nomenclature system.
InChIKey
C20H12N4O8S2.Cr.Na
International Chemical Identifier digital signature for unique molecular identification.
SMILES String
SUGQROYVAPRJDX-ZPZFBZIMSA-J
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
[Na+].[Cr+3].c12c(c(cc(c1/N=N/c3c(n(-c4cc(ccc4)S(=O)(=O)[O-])nc3C)[O-])[O-])S(=O)(=O)[O-])cccc2

Synonyms and Nomenclature

This section provides a complete list of nomenclature and identifier mappings for Acid Red 186. 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

3-HYDROXY-4-((3-METHYL-1-(3-SULFOPHENYL)-5-HYDROXY-4-PYRAZOLYL)AZO)-1-NAPHTHALENESULFONIC ACID, SODIUM SALT, CHROMIUM COMPLEX
ACID COMPLEX PINK B
ACID PINK BN
ACID PINK M
ACID RED 186
ACID RED PBE
C.I. 18810
C.I. ACID RED 186
CHROMIC SODIUM 4-(3-METHYL-5-OXIDO-1-(3-SULFONATOPHENYL)PYRAZOL-4-YL)AZO-3-OXIDO-NAPHTHALENE-1-SULFONATE
FAST PINK BNI

Systematic Nomenclature

1-NAPHTHALENESULFONIC ACID, 3-HYDROXY-4-((E)-2-(5-HYDROXY-3-METHYL-1-(3-SULFOPHENYL)-1H-PYRAZOL-4-YL)DIAZENYL)-, CHROMIUM(3+) SODIUM SALT (1:1:1)
1-NAPHTHALENESULFONIC ACID, 4-((4,5-DIHYDRO-3-METHYL-5-OXO-1-(3-SULFOPHENYL)-1H-PYRAZOL-4-YL)AZO)-3-HYDROXY-, CHROMIUM COMPLEX
CHROMATE(1-), (4-((4,5-DIHYDRO-3-METHYL-5-(OXO-.KAPPA.O)-1-(3-SULFOPHENYL)-1H-PYRAZOL-4-YL)AZO-.KAPPA.N1)-3-(HYDROXY-.KAPPA.O)-1-NAPHTHALENESULFONATO(4-))-, SODIUM
CHROMATE(1-), (4-((4,5-DIHYDRO-3-METHYL-5-OXO-1-(3-SULFOPHENYL)-1H-PYRAZOL-4-YL)AZO)-3-HYDROXY-1-NAPHTHALENESULFONATO(4-))-, SODIUM
CHROMATE(1-), (4-(2-(4,5-DIHYDRO-3-METHYL-5-(OXO-.KAPPA.O)-1-(3-SULFOPHENYL)-1H-PYRAZOL-4-YL)DIAZENYL-.KAPPA.N1)-3-(HYDROXY-.KAPPA.O)-1-NAPHTHALENESULFONATO(4-))-, SODIUM (1:1)
CHROMIUM(3+) SODIUM 4-((E)-(3-METHYL-5-OXIDO-1-(3-SULFONATOPHENYL)-1H-PYRAZOL-4-YL)DIAZENYL)-3-OXIDO-1-NAPHTHALENESULFONATE (1:1:1)
CHROMIUM(3+) SODIUM 4-((E)-(3-METHYL-5-OXIDO-1-(3-SULFONATOPHENYL)-1H-PYRAZOL-4-YL)DIAZENYL)-3-OXIDONAPHTHALENE-1-SULFONATE (1:1:1)
SODIUM (4-((4,5-DIHYDRO-3-METHYL-5-OXO-1-(3-SULPHOPHENYL)-1H-PYRAZOL-4-YL)AZO)-3-HYDROXYNAPHTHALENE-1-SULPHONATO(4-))CHROMATE(1-)
SODIUM CHROMIUM(3+) 4-((3-METHYL-5-OXIDO-1-(3-SULFONATOPHENYL)PYRAZOL-4-YL)DIAZENYL)-3-OXIDONAPHTHALENE-1-SULFONATE

External Clinical & Regulatory Resources

CAS
Common Chemistry
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NCATS
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