20757-87-3
20757-87-3 structure
- Name: 5-chloropent-1-en-3-one
- Chemical Name: 5-chloropent-1-en-3-one
- CAS Number: 20757-87-3
- Molecular Formula: C5H7ClO
- Molecular Weight: 118.56100
- Create Date: 2017-05-25 09:24:58
- Modify Date: 2025-08-25 13:11:09
| Name | 5-chloropent-1-en-3-one |
|---|---|
| Synonyms |
5-chloro-pent-1-en-3-one
EINECS 244-011-0 1-Penten-3-one,5-chloro 5-CHLORO-1-PENTEN-3-ONE |
| Density | 1.033g/cm3 |
|---|---|
| Boiling Point | 168.2ºC at 760 mmHg |
| Molecular Formula | C5H7ClO |
| Molecular Weight | 118.56100 |
| Flash Point | 62.2ºC |
| Exact Mass | 118.01900 |
| PSA | 17.07000 |
| LogP | 1.37040 |
| Vapour Pressure | 1.64mmHg at 25°C |
| Index of Refraction | 1.433 |
| HS Code | 2914700090 |
|---|
|
~%
20757-87-3 |
| Literature: Danishefsky,S.; Migdalof,B.H. Journal of the American Chemical Society, 1969 , vol. 91, p. 2806 - 2807 |
| Precursor 2 | |
|---|---|
| DownStream 0 | |
| 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% |