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5-Hydroxy-4-oxo-4H-pyran-2-carboxylic acid

ALDRICH/681970 - 97%

Synonym: 2-Carboxy-5-hydroxy-4-pyrone; Comenic acid

CAS Number: 499-78-5
Empirical Formula (Hill Notation): C6H4O5
Molecular Weight: 156.09
EC Number: 207-891-7
MDL Number: MFCD03085981
Linear Formula: C6H4O5
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-681970-1G 1 g
 $260.00
1/EA		 Add To Favorites
45-681970-5G 5 g
 $878.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: 681970-1G

 

assay 97%
form solid
InChI 1S/C6H4O5/c7-3-1-5(6(9)10)11-2-4(3)8/h1-2,8H,(H,9,10)
InChI key UUUICOMMFFTCHS-UHFFFAOYSA-N
mp 284-294 °C
Quality Level 100 
SMILES string OC(=O)C1=CC(=O)C(O)=CO1
Application: Building block for an intramolecular olefin-α-pyrone cycloaddition providing the colchicine ring skeleton.
Packaging: 1, 5 g in glass bottle
Symbol GHS07  GHS07
Signal word Warning
Hazard statements H302
Hazard Codes Xn
Risk Statements 22
RIDADR NONH for all modes of transport
WGK Germany WGK 3
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity 97%
mp 284-294 °C
UNSPSC 12352100

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