42059-58-5
42059-58-5 structure
- Name: trans-3-(4-oxo-4H-1-benzopyran-3-yl)acrylic acid
- Chemical Name: trans-3-(4-oxo-4H-1-benzopyran-3-yl)acrylic acid
- CAS Number: 42059-58-5
- Molecular Formula: C12H8O4
- Molecular Weight: 216.19000
- Create Date: 2017-06-17 16:43:26
- Modify Date: 2025-09-26 20:35:06
| Name | trans-3-(4-oxo-4H-1-benzopyran-3-yl)acrylic acid |
|---|---|
| Synonyms | rarechem al bk 0223 |
| Density | 1.484g/cm3 |
|---|---|
| Boiling Point | 367.7ºC at 760 mmHg |
| Molecular Formula | C12H8O4 |
| Molecular Weight | 216.19000 |
| Flash Point | 145.7ºC |
| Exact Mass | 216.04200 |
| PSA | 67.51000 |
| LogP | 1.89080 |
| Index of Refraction | 1.712 |
| HS Code | 2918300090 |
|---|
|
~13%
42059-58-5
Detail
|
| Literature: Shutov, Roman V.; Kuklina, Elizaveta V.; Ivin, Boris A. Tetrahedron Letters, 2011 , vol. 52, # 2 p. 266 - 269 |
|
~96%
42059-58-5 |
| Literature: Suresh, Dhruva Kumar; Sandhu, Jagir S. Indian Journal of Chemistry - Section B Organic and Medicinal Chemistry, 2011 , vol. 50, # 10 p. 1479 - 1483 |
|
~95%
42059-58-5 |
| Literature: Iwasaki, Hideharu; Kume, Takashi; Yamamoto, Yohsuke; Akiba, Kin-ya Heterocycles, 1988 , vol. 27, # 7 p. 1599 - 1602 |
|
~%
42059-58-5 |
| Literature: Iwasaki, Hideharu; Kume, Takashi; Yamamoto, Yohsuke; Akiba, Kin-ya Heterocycles, 1988 , vol. 27, # 7 p. 1599 - 1602 |
|
~%
42059-58-5 |
| Literature: Iwasaki, Hideharu; Kume, Takashi; Yamamoto, Yohsuke; Akiba, Kin-ya Heterocycles, 1988 , vol. 27, # 7 p. 1599 - 1602 |
| Precursor 5 | |
|---|---|
| DownStream 0 | |
| HS Code | 2918300090 |
|---|---|
| Summary | 2918300090 other carboxylic acids with aldehyde or ketone function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |