CHEBI:16200 - questin

Main ChEBI Ontology Automatic Xrefs Reactions Pathways Models
ChEBI Name questin
ChEBI ID CHEBI:16200
Definition A dihydroxyanthraquinone that is 1,6-dihyroxy-9,10-anthraquinone which is substituted by a methyl group at position 3 and a methoxy group at position 8.
Stars This entity has been manually annotated by the ChEBI Team.
Secondary ChEBI IDs CHEBI:8706, CHEBI:14997, CHEBI:26486
Supplier Information
Download Molfile XML SDF
Formula C16H12O5
Net Charge 0
Average Mass 284.26348
Monoisotopic Mass 284.06847
InChI InChI=1S/C16H12O5/c1-7-3-9-13(11(18)4-7)16(20)14-10(15(9)19)5-8(17)6-12(14)21-2/h3-6,17-18H,1-2H3
InChIKey UUNPIWCQMVNINR-UHFFFAOYSA-N
SMILES COc1cc(O)cc2C(=O)c3cc(C)cc(O)c3C(=O)c12
ChEBI Ontology
Outgoing questin (CHEBI:16200) has functional parent emodin (CHEBI:42223)
questin (CHEBI:16200) is a dihydroxyanthraquinone (CHEBI:37484)
questin (CHEBI:16200) is conjugate acid of questin-2-olate (CHEBI:57676)
Incoming questin-2-olate (CHEBI:57676) is conjugate base of questin (CHEBI:16200)
IUPAC Name
1,6-dihydroxy-8-methoxy-3-methylanthracene-9,10-dione
Synonyms Sources
1,6-dihydroxy-3-methyl-8-(methyloxy)anthracene-9,10-dione IUPAC
1,6-dihydroxy-8-methoxy-3-methyl-9,10-anthraquinone IUPAC
3,8-dihydroxy-1-methoxy-6-methylanthracene-9,10-dione IUBMB
emodin-8-methyl ether ChemIDplus
Questin KEGG COMPOUND
Manual Xrefs Databases
C00000570 KNApSAcK
C01448 KEGG COMPOUND
View more database links
Registry Numbers Types Sources
2061188 Beilstein Registry Number Beilstein
3774-64-9 CAS Registry Number ChemIDplus
Last Modified
14 June 2016