{"ymdb_id":"YMDB01601","created_at":"2011-08-31T03:26:43.000Z","updated_at":"2016-09-08T18:36:53.000Z","name":"3-Hydroxy-2-methyl-4-pyrone","cas":"118-71-8","state":"Solid","melting_point":"161.5 oC","description":"Maltol (3-Hydroxy-2-methyl-4-pyrone) is a naturally occurring organic compound found in the bark of larch tree, pine needles and in roasted malt. Because it has the odor of cotton candy and caramel, maltol is used as a flavor enhancer (E636) in breads and cakes to impart a sweet aroma to fragrances.","experimental_water_solubility":"10.9 mg/mL at 15 oC [YALKOWSKY,SH \u0026 DANNENFELSER,RM (1992)]","experimental_logp_hydrophobicity":"0.09 [SANGSTER (1993)]","location":null,"synthesis_reference":null,"chebi_id":null,"hmdb_id":null,"kegg_id":"C11918","pubchem_id":"8369","cs_id":"8066","foodb_id":null,"wikipedia_link":null,"biocyc_id":null,"iupac":"3-hydroxy-2-methyl-4H-pyran-4-one","traditional_iupac":"talmon","logp":"0.5464279193333332","pka":null,"alogps_solubility":"1.34e+02 g/l","alogps_logp":"-0.24","alogps_logs":"0.03","acceptor_count":"3","donor_count":"1","rotatable_bond_count":"0","polar_surface_area":"46.53","refractivity":"33.722","polarizability":"11.598794026301196","formal_charge":"0","physiological_charge":"0","pka_strongest_basic":"-3.5946257495349796","pka_strongest_acidic":"9.450466964941128","bioavailability":"1","number_of_rings":"1","rule_of_five":"1","ghose_filter":"0","veber_rule":"0","mddr_like_rule":"0","synonyms":["2-hydroxy-3-methyl-4H-pyran-4-one (maltol)","2-Methyl pyromeconic acid","2-methyl-3-hydroxy-4-pyranone (maltol)","2-Methyl-3-hydroxy-4-pyrone","2-Methyl-3-hydroxypyrone","2-Methyl-3-oxy-\u0026laquo","3-Hydroxy-2-methyl-\u0026laquo","3-Hydroxy-2-methyl-1,4-pyrone","3-Hydroxy-2-methyl-4-pyranone","3-Hydroxy-2-methyl-4-pyrone","3-Hydroxy-2-methyl-4-pyrone(maltol)","3-Hydroxy-2-methyl-4H-pyran-4-one","3-Hydroxy-2-methyl-4H-pyran-4-one (maltol)","3-hydroxy-2-methylpyran-4-one","3-Hydroxy-2-methylpyrone","3-Hydroxy-2-pyran-4-one (maltol)","4H-Pyran-4-one, 3-hydroxy-2-methyl-","5-Hydroxy-6-methyl-4H-pyran-4-one (maltol)","carbone","Larixic acid","Larixinic acid","Maltol","Palatone","Talmon","Veltol","Vetol"],"pathways":[],"growth_conditions":[],"references":[],"proteins":[]}