1.0 2010-04-08 22:10:09 UTC 2025-11-18 23:36:16 UTC FDB012399 Gyrocyanin Constituent of the mushroom Gyroporus cyanescens (cornflower bolete). Gyrocyanin is found in mushrooms. 3,5-Bis(4-hydroxyphenyl)-1,2,4-cyclopentanetrione 4-Hydroxy-2,5-bis(4-hydroxyphenyl)-4-cyclopentene-1,3-dione, 9CI C17H12O5 296.2742 296.068473494 4-hydroxy-2,5-bis(4-hydroxyphenyl)cyclopent-4-ene-1,3-dione 4-hydroxy-2,5-bis(4-hydroxyphenyl)cyclopent-4-ene-1,3-dione 52591-12-5 OC1=C(C(=O)C(C1=O)C1=CC=C(O)C=C1)C1=CC=C(O)C=C1 InChI=1S/C17H12O5/c18-11-5-1-9(2-6-11)13-15(20)14(17(22)16(13)21)10-3-7-12(19)8-4-10/h1-8,13,18-19,22H DIFAFZFNMSLGGN-UHFFFAOYSA-N belongs to the class of organic compounds known as 1-hydroxy-2-unsubstituted benzenoids. These are phenols that are unsubstituted at the 2-position. 1-hydroxy-2-unsubstituted benzenoids Organic compounds Benzenoids Phenols 1-hydroxy-2-unsubstituted benzenoids Aromatic homomonocyclic compounds Benzene and substituted derivatives Beta-diketones Cyclic ketones Enols Hydrocarbon derivatives Organic oxides Vinylogous acids 1,3-dicarbonyl compound 1,3-diketone 1-hydroxy-2-unsubstituted benzenoid Aromatic homomonocyclic compound Carbonyl group Cyclic ketone Enol Hydrocarbon derivative Ketone Monocyclic benzene moiety Organic oxide Organic oxygen compound Organooxygen compound Vinylogous acid logp 3.16 ALOGPS logs -3.64 ALOGPS solubility 6.71e-02 g/l ALOGPS melting_point Mp 240° (darkens) logp 2.95 ChemAxon pka_strongest_acidic 7.53 ChemAxon pka_strongest_basic -4.4 ChemAxon iupac 4-hydroxy-2,5-bis(4-hydroxyphenyl)cyclopent-4-ene-1,3-dione ChemAxon average_mass 296.2742 ChemAxon mono_mass 296.068473494 ChemAxon smiles OC1=C(C(=O)C(C1=O)C1=CC=C(O)C=C1)C1=CC=C(O)C=C1 ChemAxon formula C17H12O5 ChemAxon inchi InChI=1S/C17H12O5/c18-11-5-1-9(2-6-11)13-15(20)14(17(22)16(13)21)10-3-7-12(19)8-4-10/h1-8,13,18-19,22H ChemAxon inchikey DIFAFZFNMSLGGN-UHFFFAOYSA-N ChemAxon polar_surface_area 94.83 ChemAxon refractivity 80.46 ChemAxon polarizability 29.65 ChemAxon rotatable_bond_count 2 ChemAxon acceptor_count 5 ChemAxon donor_count 3 ChemAxon physiological_charge 0 ChemAxon formal_charge 0 ChemAxon Specdb::CMs 26455 Specdb::CMs 43725 Specdb::CMs 146835 Specdb::MsMs 91200 Specdb::MsMs 91201 Specdb::MsMs 91202 Specdb::MsMs 154539 Specdb::MsMs 154540 Specdb::MsMs 154541 Specdb::MsMs 2812973 Specdb::MsMs 2812974 Specdb::MsMs 2812975 Specdb::MsMs 2896137 Specdb::MsMs 2896138 Specdb::MsMs 2896139 HMDB34126 #<Reference:0x000055ce316b1778> Common mushroom Type 1 specific Agaricus bisporus 5341 Mushrooms Unknown generic Oyster mushroom Type 1 specific Pleurotus ostreatus 5322