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CAS No.: | 24448-94-0 |
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Name: | 5,5-DIMETHYLBARBITURIC ACID |
Article Data: | 21 |
Molecular Structure: | |
Formula: | C6H8 N2 O3 |
Molecular Weight: | 156.141 |
Synonyms: | Barbituricacid, 5,5-dimethyl- (6CI,7CI,8CI); 5,5-Dimethyl barbituric acid; NSC 120194 |
Density: | 1.235g/cm3 |
Melting Point: | 278-279oC |
Boiling Point: | °Cat760mmHg |
Flash Point: | °C |
Solubility: | 2.829g/L(25 oC) |
PSA: | 75.27000 |
LogP: | 0.03620 |
Conditions | Yield |
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Stage #1: 2,2-dimethylmalonic acid diethyl ester With sodium ethanolate In ethanol at 20℃; for 1h; Stage #2: urea In ethanol for 15h; Time; Reflux; | 81.48% |
With sodium ethanolate In ethanol at 80℃; for 16h; Inert atmosphere; | 36.5 g |
Conditions | Yield |
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With acetic acid In water at 20℃; for 24h; | 13% |
Conditions | Yield |
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With acetic acid In water at 20℃; for 24h; | 3% |
Conditions | Yield |
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at 220 - 245℃; |
acetic acid
5,5-dimethylbarbituric acid
Conditions | Yield |
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at 150℃; im Rohr; |
Conditions | Yield |
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at 130℃; |
Conditions | Yield |
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With trichlorophosphate | |
With sulfuric acid |
Conditions | Yield |
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With ethanol; sodium ethanolate at 120℃; |
hydrogenchloride
5,5-dimethylbarbituric acid
Conditions | Yield |
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at 130℃; im Rohr; |