4-Oxo-4H-1-benzopyran-2-carboxylic acid CAS: 4940-39-0
MF: C10H6O4
MW: 190.15

4-Oxo-4H-1-benzopyran-2-carboxylic acid (CAS 4940-39-0)

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Synonym: Chromone-2-carboxylic acid
CAS Number: 4940-39-0
Purity: 97%
Molecular Weight: 190.15
Molecular Formula: C10H6O4
* Refer to Certificate of Analysis for lot specific data (including water content).
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Appearance :
Powder
Physical State :
Solid
Solubility :
Soluble in alcohol, water (very slightly), DMSO (38 mg/ml at 25° C), hot methanol, and ethanol (<1 mg/ml at 25° C).
Storage :
Store at room temperature
Melting Point :
260° C (lit.)(dec.)
Boiling Point :
~337.0° C at 760 mmHg (Predicted)
Density :
~1.5 g/cm3 (Predicted)
Refractive Index :
n20D ~1.64 (Predicted)
pK Values :
pKa: 2.28
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
WGK Germany :
3
RTECS :
DJ2476000
PubChem CID :
2741
Merck Index :
14: 2237
MDL Number :
MFCD00006838
EC Number :
225-583-0
Beilstein Registry :
146442
SMILES :
C1=CC=C2C(=C1)C(=O)C=C(O2)C(=O)O

Download SDS (MSDS)

Certificate of Analysis

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