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Thiocolchicoside
CAS Number: 602-41-5
Name: Acetamide, N-[(7S)-3-(b-D-glucopyranosyloxy)-5,6,7,9-tetrahydro-1,2-dimethoxy-10-(methylthio)-9-oxobenzo[a]heptalen-7-yl]-
Superlist Name: Thiocolchicoside
Formula: C27H33 N O10 S
Molecular Weight: 563.67
Synonyms: Acetamide,N-[3-(b-D-glucopyranosyloxy)-5,6,7,9-tetrahydro-1,2-dimethoxy-10-(methylthio)-9-oxobenzo[a]heptalen-7-yl]-,(S)-; Colchicoside, 10-thio- (8CI); Colchicoside, thio- (6CI,7CI);Benzo[a]heptalene, acetamide deriv.; 2-Demethoxy-2-glucosidoxythiocolchicine;Coltramyl; Coltrax; Miorel; Miotens; Muscoril; NSC 147755; R 271;Thiocolchicoside
Safety: Poison by intramuscular, intracerebral, parenteral, intravenous, and intraperitoneal routes. When heated to decomposition it emits toxic fumes of SOx and NOx.
Items |
Standard |
Result |
Appearance |
A yellow crystalline Powder |
Conforms |
Assay |
Between 98.0% and 102% |
99.6% |
Identification |
UV, IR, TLC |
Conforms |
Particle size |
100% pass through 120 mesh sieve |
Conforms |
Solubility |
Soluble in water,slightly soluble in alcohol,insoluble in ether and acetone |
Conforms |
PH(0.5% w/c solution in water) |
Between 6.0 and 7.5 |
6.50 |
Specific absorbance (0.003% solution in water at 375 nm) |
Between 315 and 345(on dried basis) |
319.0 |
Specific optical rotation (0.5% solution at 23℃ inwater) |
-550℃ to -580℃(on dried basis) |
-562.69℃ |
Loss on drying |
≤4.0% |
2.20% |
Moisture content(By KF) |
≤3.0% |
1.85% |
Sulphated Ash |
≤0.1% |
0.07% |
Related substance. Colchicine Other impurities |
≤0.5% Not more than 2 number,neither of then is not more intense to 0.5% |
Less than 0.5% Less than 2 and more of impurity is more intense to 0.5% |
Potentiial impurities |
N-deacetyl N-fomyl Colchicoside: ≤0.5% Colchicoside ≤0.5% Colchiceine ≤0.5% Total unknown impurities ≤0.5% |
ND 0.24% 0.33% 0.27% |
Residual solvent
|
Chloroform ≤60ppm Methanol ≤3000ppm Ethanol ≤5000ppm |
48ppm 1113ppm 1606ppm |
Bacterial Endotoxin |
87.5EU/mg max |
Conforms |
Aerobic bacterial count |
≤1,000 cfu/g |
Conforms |
Total Yeast & Mold |
≤100 cfu/g |
Conforms |
Escherichia coli |
Negative |
Conforms |
Salmonella |
Negative |
Conforms |
Staphylococus aureus |
Negative |
Conforms |
Pseudomeneas aeruginosa Enterobacteriaceae |
Negative |
Conforms |
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