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3-hydroxy-2-pyrone
2H-pyran-2-one, 3-hydroxy-

Supplier Sponsors

Name:3-hydroxypyran-2-one
CAS Number: 496-64-0Picture of molecule3D/inchi
FDA UNII: WBW7DM4PJL
MDL:MFCD01318559
XlogP3-AA:0.60 (est)
Molecular Weight:112.08448000
Formula:C5 H4 O3
BioActivity Summary:listing
NMR Predictor:Predict (works with chrome, Edge or firefox)
Category:natural substances and extractives
 
US / EU / FDA / JECFA / FEMA / FLAVIS / Scholar / Patent Information:
Google Scholar:Search
Google Books:Search
Google Scholar: with word "volatile"Search
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Google Scholar: with word "odor"Search
Google Patents:Search
US Patents:Search
EU Patents:Search
Pubchem Patents:Search
PubMed:Search
NCBI:Search
 
Physical Properties:
Appearance:colorless to pale yellow clear liquid (est)
Assay: 95.00 to 100.00
Food Chemicals Codex Listed: No
Melting Point: 93.00 to 94.00 °C. @ 760.00 mm Hg
Boiling Point: 285.00 to 286.00 °C. @ 760.00 mm Hg (est)
Flash Point: 296.00 °F. TCC ( 146.70 °C. ) (est)
logP (o/w): -0.763 (est)
Soluble in:
 alcohol
 water, 9.882e+005 mg/L @ 25 °C (est)
Insoluble in:
 water
 
Organoleptic Properties:
Odor and/or flavor descriptions from others (if found).
 
Cosmetic Information:
None found
 
Suppliers:
BOC Sciences
For experimental / research use only.
3-Hydroxy-2-pyrone
 
Safety Information:
 
Hazards identification
 
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
 
Pictogram
 
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Oral/Parenteral Toxicity:
Not determined
Dermal Toxicity:
Not determined
Inhalation Toxicity:
Not determined
 
Safety in Use Information:
Category:
natural substances and extractives
Recommendation for 3-hydroxy-2-pyrone usage levels up to:
 not for fragrance use.
 
Recommendation for 3-hydroxy-2-pyrone flavor usage levels up to:
 not for flavor use.
 
Safety References:
EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :68130
National Institute of Allergy and Infectious Diseases:Data
3-hydroxypyran-2-one
Chemidplus:0000496640
 
References:
 3-hydroxypyran-2-one
NIST Chemistry WebBook:Search Inchi
Pubchem (cid):68130
Pubchem (sid):135024328
 
Other Information:
(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
CHEMBL:View
HMDB (The Human Metabolome Database):HMDB32994
FooDB:FDB010983
VCF-Online:VCF Volatile Compounds in Food
ChemSpider:View
 
Potential Blenders and core components note
None Found
 
Potential Uses:
None Found
 
Occurrence (nature, food, other):note
 brandy
Search PMC Picture
 
Synonyms:
3-hydroxy-2-pyranone
3-hydroxy-2H-pyran-2-one
3-hydroxypyrone
2H-pyran-2-one, 3-hydroxy-
 

Articles:

PubMed:Construction of the septahydroxylated ABC-ring system of dihydro-β-agarofurans: application of 6-exo-dig radical cyclization.
PubMed:Enantioselective Total Synthesis of (+)-Iso-A82775C, a Proposed Biosynthetic Precursor of Chloropupukeananin.
PubMed:Asymmetric synthesis of Ampelomin A and ent-Epiampelomin A.
PubMed:Catalytic activity of an encaged Verkade's superbase in a base-catalyzed Diels-Alder reaction.
PubMed:Degradation of ascorbic acid in ethanolic solutions.
PubMed:Browning in ethanolic solutions of ascorbic acid and catechin.
PubMed:Amino-indanol catalyzed enantioselective reactions of 3-hydroxy-2-pyridones.
PubMed:Evaluation of insulin-mimetic activities of vanadyl and zinc(II) complexes from the viewpoint of heterocyclic bidentate ligands.
PubMed:Speciation of M+3-hydroxypyrone chelation complexes by electrospray ionization ion trap and Fourier transform ion cyclotron resonance mass spectrometry.
PubMed:Browning of model orange juice solution: factors affecting the formation of decomposition products.
PubMed:Browning and decomposed products of model orange juice.
PubMed:Analysis of the transformation products of dehydro-L-ascorbic acid by ion-pairing high-performance liquid chromatography.
PubMed:Volatile degradation products of l-dehydroascorbic acid.
PubMed:Spectrophotometric determination of iron(3) with 2-methyl-3-hydroxypyrone.
PubMed:[On the volumetric determination of 2-methyl-3-hydroxypyrone and related compounds].
PubMed:[On the volumetric determination of 2-methyl-3-hydroxypyrone (maltol) and related compounds].
 
Notes:
Component of brandy spirit
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