83961-56-2
83961-56-2 structure
- Name: ETHYL 4,4,4-TRIFLUORO-2-(TRIPHENYLPHOSPHORANYLIDENE)ACETOACETATE
- Chemical Name: ethyl 4,4,4-trifluoro-3-oxo-2-(triphenyl-λ5-phosphanylidene)butanoate
- CAS Number: 83961-56-2
- Molecular Formula: C24H20F3O3P
- Molecular Weight: 444.38300
- Create Date: 2019-01-01 17:23:51
- Modify Date: 2025-08-27 11:49:47
| Name | ethyl 4,4,4-trifluoro-3-oxo-2-(triphenyl-λ5-phosphanylidene)butanoate |
|---|---|
| Synonyms | MFCD00192168 |
| Density | 1.28g/cm3 |
|---|---|
| Boiling Point | 500.8ºC at 760 mmHg |
| Melting Point | 128-130ºC(lit.) |
| Molecular Formula | C24H20F3O3P |
| Molecular Weight | 444.38300 |
| Flash Point | 256.7ºC |
| Exact Mass | 444.11000 |
| PSA | 53.18000 |
| LogP | 3.84740 |
| Index of Refraction | 1.565 |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| HS Code | 2931900090 |
|
~74%
83961-56-2 |
| Literature: ELI LILLY AND COMPANY Patent: WO2007/140174 A2, 2007 ; Location in patent: Page/Page column 45 ; |
|
~87%
83961-56-2 |
| Literature: Chen, Jian; Lin, Guo-Qiang; Wang, Zhi-Min; Liu, Han-Quan Synlett, 2002 , # 8 p. 1265 - 1268 |
|
~%
83961-56-2 |
| Literature: Moeller, Lena; Hess, Christian; Palecek, Jiri; Su, Yi; Haverich, Axel; Kirschning, Andreas; Draeger, Gerald Beilstein Journal of Organic Chemistry, 2013 , vol. 9, p. 270 - 277 |
| Precursor 3 | |
|---|---|
| DownStream 1 | |
| HS Code | 2931900090 |
|---|---|
| Summary | 2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0% |