21943-50-0
21943-50-0 structure
- Name: Cyclopentanone, 2-bromo-
- Chemical Name: 2-bromocyclopentan-1-one
- CAS Number: 21943-50-0
- Molecular Formula: C5H7BrO
- Molecular Weight: 163.012
- Create Date: 2018-08-22 21:22:13
- Modify Date: 2025-08-21 10:31:33
| Name | 2-bromocyclopentan-1-one |
|---|---|
| Synonyms |
2-bromo-1-cyclopentanone
Cyclopentanone, 2-bromo- 2-Bromocyclopentanone Cyclopentanone,2-bromo 2-bromanylcyclopentan-1-one 2-Bromo cyclopentanone |
| Density | 1.6±0.1 g/cm3 |
|---|---|
| Boiling Point | 189.5±33.0 °C at 760 mmHg |
| Melting Point | 165-170℃ (decomp) |
| Molecular Formula | C5H7BrO |
| Molecular Weight | 163.012 |
| Flash Point | 91.3±12.7 °C |
| Exact Mass | 161.968018 |
| PSA | 17.07000 |
| LogP | 0.49 |
| Vapour Pressure | 0.6±0.4 mmHg at 25°C |
| Index of Refraction | 1.534 |
| Storage condition | 2-8℃ |
| HS Code | 2914700090 |
|---|
| HS Code | 2914700090 |
|---|---|
| Summary | HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0% |