1420-08-2
1420-08-2 structure
- Name: desacetamidocolchicine
- Chemical Name: 1,2,3,10-tetramethoxy-6,7-dihydro-5H-benzo[a]heptalen-9-one
- CAS Number: 1420-08-2
- Molecular Formula: C20H22O5
- Molecular Weight: 342.38600
- Create Date: 2016-07-13 15:34:37
- Modify Date: 2025-09-21 07:19:04
| Name | 1,2,3,10-tetramethoxy-6,7-dihydro-5H-benzo[a]heptalen-9-one |
|---|---|
| Synonyms |
Deacetylaminocolchicine
Desacetylaminocolchicine BENZO(a)HEPTALEN-9(5H)-ONE,6,7-DIHYDRO-1,2,3,10-TETRAMETHOXY Desacetamidocolchicine Deacetamidocolchicine |
| Density | 1.21g/cm3 |
|---|---|
| Boiling Point | 599.7ºC at 760mmHg |
| Molecular Formula | C20H22O5 |
| Molecular Weight | 342.38600 |
| Flash Point | 264.1ºC |
| Exact Mass | 342.14700 |
| PSA | 53.99000 |
| LogP | 3.23690 |
| Vapour Pressure | 2.42E-14mmHg at 25°C |
| Index of Refraction | 1.581 |
| HS Code | 2914509090 |
|---|
| HS Code | 2914509090 |
|---|---|
| Summary | HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |