2-demethylcolchicine
Suppliers
Names
[ CAS No. ]:
7336-36-9
[ Name ]:
2-demethylcolchicine
[Synonym ]:
O2-Demethylcolchicin
2-O-demethylcolchicine
3-demethylcolchicine
Chemical & Physical Properties
[ Density]:
1.31g/cm3
[ Boiling Point ]:
766.1ºC at 760mmHg
[ Molecular Formula ]:
C21H23NO6
[ Molecular Weight ]:
385.41000
[ Flash Point ]:
417.1ºC
[ Exact Mass ]:
385.15300
[ PSA ]:
94.09000
[ LogP ]:
2.95950
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- GH0880000
- CHEMICAL NAME :
- Colchicine, O(sup 2)-demethyl-
- CAS REGISTRY NUMBER :
- 7336-36-9
- LAST UPDATED :
- 199409
- DATA ITEMS CITED :
- 4
- MOLECULAR FORMULA :
- C21-H23-N-O6
- MOLECULAR WEIGHT :
- 385.45
- WISWESSER LINE NOTATION :
- L B677 MV&T&J CO1 DO1 EO1 JMV1 NO1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intracerebral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 75 ug/kg
- TOXIC EFFECTS :
- Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Behavioral - excitement
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 109,386,1957
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 19 mg/kg
- TOXIC EFFECTS :
- Behavioral - food intake (animal) Behavioral - muscle weakness Gastrointestinal - hypermotility, diarrhea
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 94,453,1953
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 16 mg/kg
- TOXIC EFFECTS :
- Behavioral - tremor Behavioral - convulsions or effect on seizure threshold Behavioral - excitement
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 109,386,1957
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intramuscular
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 16577 ug/kg
- TOXIC EFFECTS :
- Nutritional and Gross Metabolic - weight loss or decreased weight gain
- REFERENCE :
- JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 24,257,1981