sodium [4-[[4,5-dihydro-3-methyl-5-oxo-1-(3-sulphophenyl)-1H-pyrazol-4-yl]azo]-3-hydroxynaphthalene-1-sulphonato(4-)]chromate(1-)

Modify Date: 2025-08-25 08:49:08

sodium [4-[[4,5-dihydro-3-methyl-5-oxo-1-(3-sulphophenyl)-1H-pyrazol-4-yl]azo]-3-hydroxynaphthalene-1-sulphonato(4-)]chromate(1-) structure	Common Name	sodium [4-[[4,5-dihydro-3-methyl-5-oxo-1-(3-sulphophenyl)-1H-pyrazol-4-yl]azo]-3-hydroxynaphthalene-1-sulphonato(4-)]chromate(1-)
	CAS Number	52677-44-8	Molecular Weight	548.457
	Density	N/A	Boiling Point	N/A
	Molecular Formula	C₂₀H₁₄N₄Na₂O₈S₂	Melting Point	N/A
	MSDS	N/A	Flash Point	N/A

Name	Acid Red 186
Synonym	More Synonyms

Chromolan Pink B

Neolan Rose BE

Pink BE

Orcolan Fast Pink BN

1-Naphthalenesulfonic acid, 3-hydroxy-4-[(E)-2-[5-hydroxy-3-methyl-1-(3-sulfophenyl)-1H-pyrazol-4-yl]diazenyl]-, sodium salt (1:2)

Disodium 3-hydroxy-4-{(E)-[5-hydroxy-3-methyl-1-(3-sulfonatophenyl)-1H-pyrazol-4-yl]diazenyl}-1-naphthalenesulfonate

Acid complex pink B

Kemacid Red 186

Fast Pink BNI

Dinacid Pink BE

Names