4222-08-6
4222-08-6 structure
- Name: 2H-1-Benzopyran, 2,2-diphenyl-
- Chemical Name: 2,2-diphenylchromene
- CAS Number: 4222-08-6
- Molecular Formula: C21H16O
- Molecular Weight: 284.35100
- Create Date: 2016-08-23 16:49:40
- Modify Date: 2025-08-26 10:41:13
| Name | 2,2-diphenylchromene |
|---|---|
| Synonyms |
2,2-Diphenyl-2H-benzopyran
2H-1-Benzopyran,2,2-diphenyl 2,2-diphenylbenzopyran 2,2-diphenyl-2H-1-benzopyran 2,2-Diphenyl-2H-chromen T0512-7372 2,2-diphenyl-2H-chromene 2,2-Diphenyl-chromen |
| Density | 1.149g/cm3 |
|---|---|
| Boiling Point | 428.4ºC at 760 mmHg |
| Molecular Formula | C21H16O |
| Molecular Weight | 284.35100 |
| Flash Point | 212.3ºC |
| Exact Mass | 284.12000 |
| PSA | 9.23000 |
| LogP | 5.03600 |
| Index of Refraction | 1.633 |
| HS Code | 2902909090 |
|---|
|
~80%
4222-08-6 |
| Literature: Zhang, Tiexin; Huang, Xian; Wu, Luling European Journal of Organic Chemistry, 2012 , # 18 p. 3507 - 3519 |
|
~%
4222-08-6 |
| Literature: Barnes et al. Tetrahedron, 1963 , vol. 19, p. 839,844 |
|
~%
4222-08-6 |
| Literature: Kodama, Yoichi; Nakabayashi, Takakazu; Segawa, Katsunori; Hattori, Emi; Sakuragl, Masako; Nlshi, Nobuyuki; Sakuragi, Hirochika Journal of Physical Chemistry A, 2000 , vol. 104, # 49 p. 11478 - 11485 |
| Precursor 5 | |
|---|---|
| DownStream 0 | |
| HS Code | 2902909090 |
|---|---|
| Summary | 2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0% |