157771-56-7
157771-56-7 structure
- Name: 2,7-dibromo-9,9-dipropylfluorene
- Chemical Name: 2,7-dibromo-9,9-dipropylfluorene
- CAS Number: 157771-56-7
- Molecular Formula: C19H20Br2
- Molecular Weight: 408.17000
- Create Date: 2017-04-07 09:29:54
- Modify Date: 2025-09-13 08:51:55
| Name | 2,7-dibromo-9,9-dipropylfluorene |
|---|---|
| Synonyms |
2,5-DIMETHYL-4-OXO-3,4-DIHYDROTHIENO[2,3-D]PYRIMIDINE-6-CARBOXYLIC ACID
9H-Fluorene,2,7-dibromo-9,9-dipropyl |
| Melting Point | 139 °C |
|---|---|
| Molecular Formula | C19H20Br2 |
| Molecular Weight | 408.17000 |
| Exact Mass | 405.99300 |
| LogP | 7.07830 |
| HS Code | 2903999090 |
|---|
| HS Code | 2903999090 |
|---|---|
| Summary | 2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0% |