4139-73-5
4139-73-5 structure
- Name: 2-hydroxy-3-propanoyl-chromen-4-one
- Chemical Name: 4-hydroxy-3-propanoylchromen-2-one
- CAS Number: 4139-73-5
- Molecular Formula: C12H10O4
- Molecular Weight: 218.20500
- Create Date: 2018-11-28 23:12:53
- Modify Date: 2025-08-25 16:30:07
| Name | 4-hydroxy-3-propanoylchromen-2-one |
|---|---|
| Synonyms |
4-hydroxy-3-propanoyl-2H-1-benzopyran-2-one
3-Propanoyl-4-hydroxycoumarin 4-hydroxy-3-propionylcoumarin 4-hydroxy-3-propionyl-chromen-2-one 2-hydroxy-3-propanoylchromen-4-one 4-Hydroxy-3-propionyl-2H-chromen-2-one |
| Density | 1.382g/cm3 |
|---|---|
| Boiling Point | 353.9ºC at 760mmHg |
| Molecular Formula | C12H10O4 |
| Molecular Weight | 218.20500 |
| Flash Point | 138.1ºC |
| Exact Mass | 218.05800 |
| PSA | 67.51000 |
| LogP | 2.09130 |
| Index of Refraction | 1.616 |
| HS Code | 2932209090 |
|---|
|
~57%
4139-73-5 |
| Literature: Saengchantara, Suthiweth T.; Wallace, Timothy W. Tetrahedron, 1990 , vol. 46, # 8 p. 3029 - 3036 |
|
~%
4139-73-5 |
| Literature: Liao, Yuan-Xiu; Kuo, Pei-Yu; Yang, Ding-Yah Tetrahedron Letters, 2003 , vol. 44, # 8 p. 1599 - 1602 |
|
~%
4139-73-5 |
| Literature: Liao, Yuan-Xiu; Kuo, Pei-Yu; Yang, Ding-Yah Tetrahedron Letters, 2003 , vol. 44, # 8 p. 1599 - 1602 |
| Precursor 4 | |
|---|---|
| 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% |