CHEBI:90306 - α-aminoorcein

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ChEBI Name α-aminoorcein
ChEBI ID CHEBI:90306
ChEBI ASCII Name alpha-aminoorcein
Definition A member of the class of phenoxazines that is 1,9-dimethyl-3H-phenoxazin-3-one carrying additional amino and 2,4-dihydroxy-6-methylphenyl substituents at positions 7 and 8 respectively. A component of orcein, a mixture of dyes isolated from lichens.
Stars This entity has been manually annotated by the ChEBI Team.
Supplier Information
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Formula C21H18N2O4
Net Charge 0
Average Mass 362.379
Monoisotopic Mass 362.12666
InChI InChI=1S/C21H18N2O4/c1-9-4-12(24)6-15(26)18(9)19-11(3)21-17(8-14(19)22)27-16-7-13(25)5-10(2)20(16)23-21/h4-8,24,26H,22H2,1-3H3
InChIKey NNZHGEUZKBYASA-UHFFFAOYSA-N
SMILES C=12C=C(C(=C(C1N=C3C(O2)=CC(C=C3C)=O)C)C=4C(=CC(=CC4C)O)O)N
Roles Classification
Chemical Role(s): Bronsted base
A molecular entity capable of accepting a hydron from a donor (Bronsted acid).
(via organic amino compound )
Biological Role(s): plant metabolite
Any eukaryotic metabolite produced during a metabolic reaction in plants, the kingdom that include flowering plants, conifers and other gymnosperms.
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): 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 α-aminoorcein (CHEBI:90306) has role food colouring (CHEBI:77182)
α-aminoorcein (CHEBI:90306) has role histological dye (CHEBI:77178)
α-aminoorcein (CHEBI:90306) has role plant metabolite (CHEBI:76924)
α-aminoorcein (CHEBI:90306) is a aromatic amine (CHEBI:33860)
α-aminoorcein (CHEBI:90306) is a cyclic ketone (CHEBI:3992)
α-aminoorcein (CHEBI:90306) is a phenoxazine (CHEBI:25970)
α-aminoorcein (CHEBI:90306) is a resorcinols (CHEBI:33572)
Incoming orcein (CHEBI:90299) has part α-aminoorcein (CHEBI:90306)
IUPAC Name
7-amino-8-(2,4-dihydroxy-6-methylphenyl)-1,9-dimethyl-3H-phenoxazin-3-one
Registry Numbers Types Sources
358067 Reaxys Registry Number Reaxys
642-61-5 CAS Registry Number ChemIDplus
Last Modified
12 July 2016