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5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid
5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid
$80 - $2055.9
Product name
5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid
Cas No
499-78-5
MF
C6H4O5
MW
156.09
EINECS
207-891-7
MDL Number
MFCD03085981
Synonyms
5-Hydroxy-4-oxo-;5-hydroxy-4-keto-pyran-2-carboxylic acid;5-hydroxy-4-oxo-pyran-2-carboxylic acid;5-hydroxy-4-oxopyran-2-carboxylic acid;5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid(SALTDATA: FREE);2-Carboxy-5-hydroxy-4-pyrone, Comenic acid;5-hydroxy-4-pyrone-2-carboxylic acid;5-hydroxy-4-oxo-2-pyrancarboxylic acid
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Price
34 prices
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Biosynth
ChemBridge Corporation
aablocks
TRC
Sigma-Aldrich
AK Scientific
Crysdot
Alichem
Chemenu
American Custom Chemicals Corporation
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250mg
500mg
1g
2g
5g
10g
25g
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Brand
Packaging
Price
Product name
aablocks
AA00DCXV
250mg
$115
5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid
aablocks
AA00DCXV
5g
$1187
5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid
aablocks
AA00DCXV
10g
$1615
5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid
AK Scientific
0899AQ
1g
$320
5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid
Alichem
499785
5g
$577.8
5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid
Alichem
499785
10g
$924
5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid
American Custom Chemicals Corporation
CHM0114847
10G
$2055.9
5-HYDROXY-4-OXO-4H-PYRAN-2-CARBOXYLIC ACID
American Custom Chemicals Corporation
CHM0114847
1G
$716.1
5-HYDROXY-4-OXO-4H-PYRAN-2-CARBOXYLIC ACID
Biosynth
FC20547
5g
$596.55
Comenic acid
Biosynth
FC20547
2g
$372.84
Comenic acid
1
of
4
Properties
Melting point
284-294 °C
Boiling point
240.29°C (rough estimate)
Density
1.5720 (rough estimate)
refractive index
1.6400 (estimate)
pka
1.70±0.20(Predicted)
form
solid
Water Solubility
5.1g/L(25 ºC)
InChI
1S/C6H4O5/c7-3-1-5(6(9)10)11-2-4(3)8/h1-2,8H,(H,9,10)
InChIKey
UUUICOMMFFTCHS-UHFFFAOYSA-N
SMILES
OC(=O)C1=CC(=O)C(O)=CO1
EPA Substance Registry System
4H-Pyran-2-carboxylic acid, 5-hydroxy-4-oxo- (499-78-5)
Safety Information
Symbol(GHS)
Signal word
Warning
Hazard statements
H302:
Harmful if swallowed
Precautionary statements
P280:
Wear protective gloves/protective clothing/eye protection/face protection.
P305+P351+P338:
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
Description
Building block for an intramolecular olefin-α-pyrone cycloaddition providing the colchicine ring skeleton.
Related product price
499-78-5
$80-2055.9
Kojic acid
$5-2406.25
COMANIC ACID
$10-900
Suppliers and manufacturers
Shaanxi Dideu Medichem Co. Ltd
$1.00
5-hydroxy-4-oxo-4H-pyran-2-carboxylic acid
CAS:499-78-5
CONIER CHEM AND PHARMA LIMITED
Blocksynth Pharmaceutical Technology Co.,Ltd
Dayang Chem (Hangzhou) Co.,Ltd.
PT CHEM GROUP LIMITED
GIHI CHEMICALS CO.,LIMITED
Zjartspharm Co., Ltd
Amadis Chemical Company Limited
J & K SCIENTIFIC LTD.
Shanghai Hanhong Scientific Co.,Ltd.
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499-78-5
Kojic acid
COMANIC ACID
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