4139-69-9
4139-69-9 structure
- Name: 3-[(2-oxochromen-3-yl)methyl]chromen-2-one
- Chemical Name: 3-[(2-oxochromen-3-yl)methyl]chromen-2-one
- CAS Number: 4139-69-9
- Molecular Formula: C19H12O4
- Molecular Weight: 304.29600
- Create Date: 2016-09-19 18:12:27
- Modify Date: 2024-02-01 17:27:27
| Name | 3-[(2-oxochromen-3-yl)methyl]chromen-2-one |
|---|
| Density | 1.359g/cm3 |
|---|---|
| Boiling Point | 537.1ºC at 760 mmHg |
| Molecular Formula | C19H12O4 |
| Molecular Weight | 304.29600 |
| Flash Point | 283.9ºC |
| Exact Mass | 304.07400 |
| PSA | 60.42000 |
| LogP | 3.49020 |
| Index of Refraction | 1.655 |
| HS Code | 2932209090 |
|---|
|
~66%
4139-69-9 |
| Literature: Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
|
~24%
4139-69-9
Detail
|
| Literature: Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
|
~%
4139-69-9
Detail
|
| Literature: Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
|
~%
4139-69-9
Detail
|
| Literature: Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
|
~%
4139-69-9
Detail
|
| Literature: Ahuja, Jaimala R.; Sayed, Alim A.; Kelkar, Shriniwas L.; Wadia, Murzban S. Synthetic Communications, 1987 , vol. 17, # 16 p. 1951 - 1958 |
| Precursor 3 | |
|---|---|
| DownStream 0 | |
| HS Code | 2932209090 |
|---|---|
| Summary | 2932209090. other lactones. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |