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CAS 504-31-4

:

2H-Pyran-2-one

Description:
2H-Pyran-2-one, also known as coumarin, is a fragrant organic compound characterized by its aromatic properties and a lactone structure. It features a six-membered ring containing one oxygen atom and is part of the pyran family. This compound is typically colorless to pale yellow and has a sweet, vanilla-like scent, making it popular in the fragrance and flavoring industries. Coumarin is soluble in organic solvents such as ethanol and ether but has limited solubility in water. It exhibits a range of biological activities, including anticoagulant properties, and has been studied for its potential therapeutic applications. However, it is important to note that coumarin can be toxic in high doses and is regulated in some countries due to its potential health risks. The compound's structure allows for various chemical reactions, including oxidation and substitution, making it a versatile building block in organic synthesis. Overall, 2H-Pyran-2-one is a significant compound in both natural and synthetic chemistry.
Formula:C5H4O2
InChI:InChI=1S/C5H4O2/c6-5-3-1-2-4-7-5/h1-4H
InChI key:InChIKey=ZPSJGADGUYYRKE-UHFFFAOYSA-N
SMILES:O=C1C=CC=CO1
Synonyms:
  • 1,2-Pyrone
  • 2,4-Pentadienoic acid, 5-hydroxy-, δ-lactone
  • 2-Pyranone
  • 2-Pyrone
  • 2H-Pyran, 2-oxo-
  • 2H-Pyran-2-one
  • 2H-Pyrane-2-one
  • Coumalin
  • α-Pyrone
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95
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Found 5 products.
  • α-Pyrone

    CAS:
    Formula:C5H4O2
    Purity:>98.0%(GC)
    Color and Shape:Very Pale Yellow - Reddish Yellow Liquid
    Molecular weight:96.09

    Ref: 3B-P1183

    1g
    311.00€
  • 2H-Pyran-2-one

    CAS:
    Formula:C5H4O2
    Purity:97%
    Color and Shape:Liquid
    Molecular weight:96.0841

    Ref: IN-DA003NSK

    1g
    133.00€
    5g
    343.00€
    25g
    To inquire
    100mg
    46.00€
    250mg
    64.00€
  • α-Pyrone

    CAS:
    <p>Alpha-Pyrone exhibits inhibitory activity against tyrosinase, carbonic anhydrase 1, and carbonic anhydrase 9</p>
    Formula:C5H4O2
    Color and Shape:Solid
    Molecular weight:96.08
  • 2H-Pyran-2-one

    CAS:
    2H-Pyran-2-one
    Purity:97%
    Molecular weight:96.09g/mol

    Ref: 54-OR94430

    1g
    188.00€
    5g
    664.00€
    25g
    2,109.00€
    100mg
    44.00€
    250mg
    79.00€
  • α-PYRONE

    CAS:
    Formula:C5H4O2
    Purity:95%
    Color and Shape:Liquid
    Molecular weight:96.085

    Ref: 10-F533039

    1g
    155.00€
    5g
    480.00€
    10g
    835.00€
    250mg
    65.00€