Cucurbitacin B
Suppliers
Names
[ CAS No. ]:
6199-67-3
[ Name ]:
Cucurbitacin B
[Synonym ]:
19-Nor-9β,10α-lanosta-5,23-diene-3,11,22-trione, 2β,16α,20,25-tetrahydroxy-9-methyl-, 25-acetate
(2S,4R,9β,16α,23E)-2,16,20-Trihydroxy-9,10,14-trimethyl-1,11,22-trioxo-4,9-cyclo-9,10-secocholesta-5,23-dien-25-yl acetate
(2b,9b,10a,16a,23E)-25-(Acetyloxy)-2,16,20-trihydroxy-9-methyl-19-norlanosta-5,23-diene-3,11,22-trione
1,2-Dihydro-a-elaterin
19-Norlanosta-5,23-diene-3,11,22-trione, 25-(acetyloxy)-2,16,20-trihydroxy-9-methyl-, (2β,9β,10α,16α,23E)-
Cucurbitacin B hydrate
19-nor-9β,10α-Lanosta-5,23-diene-3,11,22-trione, 9-methyl-2β,16α,20,25-tetrahydroxy-, 25-acetate
Estr-5-ene-3,11-dione, 17-[(1R,3E)-5-(acetyloxy)-1-hydroxy-1,5-dimethyl-2-oxo-3-hexen-1-yl]-2,16-dihydroxy-4,4,9,14-tetramethyl-, (2β,9β,10α,16α,17β)-
1,2-Dihydro-α-elaterin
[(E,6R)-6-[(2S,8S,9R,10R,13R,14S,16R,17R)-2,16-dihydroxy-4,4,9,13,14-pentamethyl-3,11-dioxo-2,7,8,10,12,15,16,17-octahydro-1H-cyclopenta[a]phenanthren-17-yl]-6-hydroxy-2-methyl-5-oxohept-3-en-2-yl] acetate
25-(Acetyloxy)-2b,16a,20-trihydroxy-9b-methyl-19-nor-10a-lanosta-5,23E-diene-3,11,22-trione
Chemical & Physical Properties
[ Density]:
1.2±0.1 g/cm3
[ Boiling Point ]:
699.3±55.0 °C at 760 mmHg
[ Melting Point ]:
184-186ºC
[ Molecular Formula ]:
C32H46O8
[ Molecular Weight ]:
558.703
[ Flash Point ]:
218.8±25.0 °C
[ Exact Mass ]:
558.319275
[ PSA ]:
138.20000
[ LogP ]:
2.31
[ Vapour Pressure ]:
0.0±5.0 mmHg at 25°C
[ Index of Refraction ]:
1.568
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- RC6190000
- CHEMICAL NAME :
- 19-Nor-9-beta,10-alpha-lanosta-5,23-diene-3,11,22-tri one, 2-beta,16-alpha,20,25- tetrahydroxy-9-methyl-, 25-acetate
- CAS REGISTRY NUMBER :
- 6199-67-3
- LAST UPDATED :
- 199801
- DATA ITEMS CITED :
- 3
- MOLECULAR FORMULA :
- C32-H46-O8
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 14 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CTYAD8 Zhongcaoyao. Chinese Traditional and Herbal Medicine. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.11- 1980- Volume(issue)/page/year: 23,605,1992
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CTYAD8 Zhongcaoyao. Chinese Traditional and Herbal Medicine. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.11- 1980- Volume(issue)/page/year: 23,605,1992
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intramuscular
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2730 ug/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CTYAD8 Zhongcaoyao. Chinese Traditional and Herbal Medicine. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) V.11- 1980- Volume(issue)/page/year: 23,605,1992
Safety Information
[ Hazard Codes ]:
T
[ Risk Phrases ]:
25
[ Safety Phrases ]:
45-24/25
[ RIDADR ]:
UN 2811 6.1 / PGI
[ RTECS ]:
RC6190000
[ Packaging Group ]:
II