4,5-dihydroxy-4-cyclopentene-1,2,3-trione CAS No.488-86-8 / Cat No.EBD790528
4,5-Dihydroxy-4-cyclopentene-1,2,3-trione
4,5-Dihydroxycyclopent-4-ene-1,2,3-trione
4-cyclopentene-1,2,3-trione, 4,5-dihydroxy-
Crocic Acid
5-hydroxycyclopentane-1,2,3,4-tetrone
Croconic Acid
4,5-dihydroxy-4-cyclopentene-1,2,3-trione
dihydroxytrioxocyclopentene
4,5-dihydroxycyclopent-4-ene-1,2,3-trione trihydrate
croconic acid
cronocic acid
4,5-dihydroxy-cyclopent-4-ene-1,2,3-trione
croconic acid trihydrate
4-cyclopentene-1,2,3-trione, 4,5-dihydroxy-
Crocic Acid
5-hydroxycyclopentane-1,2,3,4-tetrone
Croconic Acid
Properties
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Appearance:
gold-coloured powder
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Density:
2.311 g/cm3
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Melting point:
>300 °C(lit.)
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Boiling point:
291.7 °C at 760 mmHg
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Flashing point:
144.4 °C
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Vapour pressure:
1.98E-06mmHg at 25°C
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Solubility:
soluble in water and ethanol
Safety Information
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Signal words:
None
NMR Spectrum
Prediction： 13C NMR (D2O) delta: 191.7, 181.2, 160.6, 149.0
1H NMR
13C NMR
