CHEBI:90112 - Guinee green B

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ChEBI Name Guinee green B
ChEBI ID CHEBI:90112
Definition An organic sodium salt having 3-[(ethyl{4-[(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)(phenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}azaniumyl)methyl]benzene-1-sulfonate. Used as a substitute for Light green SF yellowish in Masson's trichrome, although it is prone to fade. Previously used as a food dye but is now no longer approved.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C37H35N2NaO6S2
Net Charge 0
Average Mass 690.807
Monoisotopic Mass 690.18342
InChI InChI=1S/C37H36N2O6S2.Na/c1-3-38(26-28-10-8-14-35(24-28)46(40,41)42)33-20-16-31(17-21-33)37(30-12-6-5-7-13-30)32-18-22-34(23-19-32)39(4-2)27-29-11-9-15-36(25-29)47(43,44)45;/h5-25H,3-4,26-27H2,1-2H3,(H-,40,41,42,43,44,45);/q;+1/p-1
InChIKey XKTMIJODWOEBKO-UHFFFAOYSA-M
SMILES [Na+].C/1(=C(/C2=CC=C(C=C2)N(CC)CC3=CC(=CC=C3)S([O-])(=O)=O)\C4=CC=CC=C4)\C=C/C(=[N+](\CC5=CC(=CC=C5)S([O-])(=O)=O)/CC)/C=C1
Roles Classification
Biological Role(s): food colouring
A food additive that imparts colour to food. In European countries, E-numbers for permitted food colours are from E 100 to E 199, divided into yellows (E 100-109), oranges (E 110-119), reds (E 120-129), blues and violets (E 130-139), greens (E 140-149), browns and blacks (E 150-159), and others (E 160-199).
Application(s): fluorochrome
A fluorescent dye used to stain biological specimens.
food colouring
A food additive that imparts colour to food. In European countries, E-numbers for permitted food colours are from E 100 to E 199, divided into yellows (E 100-109), oranges (E 110-119), reds (E 120-129), blues and violets (E 130-139), greens (E 140-149), browns and blacks (E 150-159), and others (E 160-199).
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 Guinee green B (CHEBI:90112) has part Guinee green B(1−) (CHEBI:90115)
Guinee green B (CHEBI:90112) has role fluorochrome (CHEBI:51217)
Guinee green B (CHEBI:90112) has role food colouring (CHEBI:77182)
Guinee green B (CHEBI:90112) has role histological dye (CHEBI:77178)
Guinee green B (CHEBI:90112) is a organic sodium salt (CHEBI:38700)
IUPAC Name
sodium 3-[(ethyl{4-[(4-{ethyl[(3-sulfonatophenyl)methyl]amino}phenyl)(phenyl)methylidene]cyclohexa-2,5-dien-1-ylidene}azaniumyl)methyl]benzene-1-sulfonate
Synonyms Sources
Acid green 3 ChEBI
C.I. 42085 ChEBI
C.I. Acid Green 3 ChemIDplus
C.I. Acid Green 3, monosodium salt ChemIDplus
C.I. Acid Green 3, sodium salt ChemIDplus
C.I. Food Green 1 ChemIDplus
FD and C green No. 1 ChEBI
guinea green B ChEBI
Guinee green ChEBI
guinia green B ChEBI
Registry Numbers Types Sources
18635422 Reaxys Registry Number Reaxys
4680-78-8 CAS Registry Number ChemIDplus
5716108 Reaxys Registry Number Reaxys
Citation Waiting for Citations Type Source
2673559 PubMed citation Europe PMC
Last Modified
27 October 2015