CHEBI:90288 - Milling yellow 3G (free acid)

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ChEBI Name Milling yellow 3G (free acid)
ChEBI ID CHEBI:90288
Definition An arenesulfonic acid that is 5-chloro-2-(pyrazol-1-yl)benzene-1-sulfonic acid in which the pyrazole ring is substituted by methyl, 4-(tosyloxy)phenyldiazenyl and hydroxy groups at positions 3, 4, and 5 respctively. The monosodium salt is the biological stain 'Milling yellow 3G'.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C23H19ClN4O7S2
Net Charge 0
Average Mass 563.006
Monoisotopic Mass 562.03837
InChI InChI=1S/C23H19ClN4O7S2/c1-14-3-10-19(11-4-14)37(33,34)35-18-8-6-17(7-9-18)25-26-22-15(2)27-28(23(22)29)20-12-5-16(24)13-21(20)36(30,31)32/h3-13,29H,1-2H3,(H,30,31,32)
InChIKey SZBYBGROZVFLQB-UHFFFAOYSA-N
SMILES CC1=NN(C(O)=C1N=NC2=CC=C(OS(=O)(=O)C3=CC=C(C)C=C3)C=C2)C4=C(C=C(Cl)C=C4)S(O)(=O)=O
Roles Classification
Application(s): histological dye
A dye used in microscopic or electron microscopic examination of cells and tissues to give contrast and to highlight particular features of interest, such as nuclei and cytoplasm.
View more via ChEBI Ontology
ChEBI Ontology
Outgoing Milling yellow 3G (free acid) (CHEBI:90288) has role histological dye (CHEBI:77178)
Milling yellow 3G (free acid) (CHEBI:90288) is a arenesulfonic acid (CHEBI:33555)
Milling yellow 3G (free acid) (CHEBI:90288) is a azobenzenes (CHEBI:22682)
Milling yellow 3G (free acid) (CHEBI:90288) is a heteroaryl hydroxy compound (CHEBI:74818)
Milling yellow 3G (free acid) (CHEBI:90288) is a monochlorobenzenes (CHEBI:83403)
Milling yellow 3G (free acid) (CHEBI:90288) is a pyrazoles (CHEBI:26410)
Milling yellow 3G (free acid) (CHEBI:90288) is a tosylate ester (CHEBI:83351)
Milling yellow 3G (free acid) (CHEBI:90288) is conjugate acid of Milling yellow 3G(1−) (CHEBI:90289)
Incoming Milling yellow 3G(1−) (CHEBI:90289) is conjugate base of Milling yellow 3G (free acid) (CHEBI:90288)
IUPAC Name
5-chloro-2-[5-hydroxy-3-methyl-4-({4-[(4-methylbenzene-1-sulfonyl)oxy]phenyl}diazenyl)-1H-pyrazol-1-yl]benzene-1-sulfonic acid
Synonym Source
Milling yellow 3G acid form ChEBI
Registry Number Type Source
968809 Reaxys Registry Number Reaxys
Last Modified
10 November 2015