20038-12-4
20038-12-4 structure
- Name: 4-Bromo-2-methyl-1-butene
- Chemical Name: 4-bromo-2-methylbut-1-ene
- CAS Number: 20038-12-4
- Molecular Formula: C5H9Br
- Molecular Weight: 149.029
- Create Date: 2018-05-22 08:00:00
- Modify Date: 2024-01-02 13:06:34
| Name | 4-bromo-2-methylbut-1-ene |
|---|---|
| Synonyms |
4-Bromo-2-methyl-1-butene
2-Methyl-4-bromo-1-butene 4-bromo-2-methyl-butene 1-bromo-3-methylbut-3-ene 1-Butene, 4-bromo-2-methyl- 1-Butene,4-bromo-2-methyl 4-BROMO-2-METHYL-BUT-1-ENE 1-Bromo-3-methyl-3-butene |
| Density | 1.3±0.1 g/cm3 |
|---|---|
| Boiling Point | 125.2±9.0 °C at 760 mmHg |
| Molecular Formula | C5H9Br |
| Molecular Weight | 149.029 |
| Flash Point | 25.9±10.2 °C |
| Exact Mass | 147.988754 |
| LogP | 2.89 |
| Vapour Pressure | 14.9±0.2 mmHg at 25°C |
| Index of Refraction | 1.458 |
| Hazard Codes | F+ |
|---|---|
| HS Code | 2903399090 |
|
~98%
20038-12-4 |
| Literature: Montero, Jean-Louis; Zgani, Ibrahim; Menut, Chantal; Gallois, Valerie Patent: US2006/241087 A1, 2006 ; Location in patent: Page/Page column 26-27 ; |
|
~74%
20038-12-4 |
| Literature: Berkowitz, William F.; Wu, Yanzhong Journal of Organic Chemistry, 1997 , vol. 62, # 5 p. 1536 - 1539 |
|
~78%
20038-12-4 |
| Literature: Braddock, D. Christopher; Brown, John M. Collection of Czechoslovak Chemical Communications, 2000 , vol. 65, # 5 p. 741 - 756 |
|
~%
20038-12-4 |
| Literature: Journal of Organic Chemistry, , vol. 75, # 20 p. 6908 - 6922 |
| Precursor 4 | |
|---|---|
| DownStream 10 | |
| HS Code | 2903399090 |
|---|---|
| Summary | 2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0% |