3-Acetyl-2,4-dihydroxyquinoline
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3-Acetyl-2,4-dihydroxyquinoline
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CAS No:
26138-64-7
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Formula:
C11H9NO3
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Chemical Name:
3-Acetyl-2,4-dihydroxyquinoline
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Synonyms:
2(1H)-Quinolinone,3-acetyl-4-hydroxy-;Carbostyril,3-acetyl-4-hydroxy-;3-Acetyl-4-hydroxy-2(1H)-quinolinone;3-Acetyl-2,4-dihydroxyquinoline;3-Acetyl-4-hydroxy-1H-quinolin-2-one;1-(2,4-Dihydroxyquinolin-3-yl)ethan-1-one;3-Acetyl-4-hydroxy-1,2-dihydroquinolin-2-one;833-30-7
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CAS No:
Characteristics
66.4
1.1
1.388g/cm3
255-256 °C
362.6°C at 760 mmHg
173.1ºC
1.633
6.8E-06mmHg at 25°C
3-Acetyl-2,4-dihydroxyquinoline Use and Manufacturing
A 100mL round bottom flask was added 0.43g (18.8mmol) Metallic sodium, 30 mL of anhydrous methanol until metallic sodium completely disappeared, was added 20mL of anhydrous dichloromethane, stirred After adding 4.43g after cold mix well (18.8mmol) N-o-formylphenyl acetoacetamide, heating 5h To room temperature, was added 50mL of ice water, adjusted to strong acidity with dilute hydrochloric acid, to produce a large number of white solid, Suction filtered, washed with water and the solid was washed with ethanol, dried to give a white solid 3.66g, m.p. 256-257 ° C, Yield 95.7percent.