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Basic Information
CAS No.: 7336-33-6
Name: (-)-3-Demethylcolchicine
Article Data: 7
Molecular Structure:
Molecular Structure of 7336-33-6 ((-)-3-Demethylcolchicine)
Formula: C21H23NO6
Molecular Weight: 385.417
Synonyms: O3-Demethylcolchicine;Desmethylcolchicine;3-Desmethylcolchicine;Colchiciine,3-desmethyl;3-O-Demethylcolchicine;Colchicine,2-demethyl;
Density: 1.31g/cm3
Melting Point: 163-166oC
Boiling Point: 768.3°C at 760 mmHg
Flash Point: 418.5°C
PSA: 84.86000
LogP: 3.15700
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With phosphoric acid at 25℃;
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Conditions
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With bacterium IND-B375 for 24h;
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With dihydrogen peroxide In water at 25℃; for 0.5h; pH=3; pH-value;
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With triethylamine In dichloromethane for 1.5h; Ambient temperature;67%
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N-((S)-3-hydroxy-1,2-dimethoxy-10-morpholino-9-oxo-5,6,7,9-tetrahydro-benzo[a]heptalen-7-yl)-acetamide

Conditions
ConditionsYield
With ethanol
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N-((S)-10-amino-3-hydroxy-1,2-dimethoxy-9-oxo-5,6,7,9-tetrahydro-benzo[a]heptalen-7-yl)-acetamide

Conditions
ConditionsYield
With ammonium hydroxide
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Conditions
ConditionsYield
With sodium methylate
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methylamine

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N-((S)-3-hydroxy-1,2-dimethoxy-10-methylamino-9-oxo-5,6,7,9-tetrahydro-benzo[a]heptalen-7-yl)-acetamide

Conditions
ConditionsYield
With ethanol
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2,3,4,6-tetra-O-acetyl-α-D-glucopyranosyl bromide

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Conditions
ConditionsYield
With sodium hydroxide; acetone
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