期刊论文详细信息
| Journal of the Brazilian Chemical Society | |
| Hydrobromination of alkenes with PBr3/SiO2: a simple and efficient regiospecific preparation of alkyl bromides | |
| 关键词: alkenes; bromides; electrophilic addition; regiospecificity; silica; | |
| DOI : | |
| 来源: DOAJ | |
【 摘 要 】
The reaction of several alkenes with 0.4 mol equiv. PBr3/SiO2 in dichloromethane at room temperature gave the alkyl bromides with Markovnikov regiospecificity in 50 - 100% yield and short reaction time. Isoprene at - 8 °C in these conditions gave 1-bromo-3-methyl-2-butene only (54%).
【 授权许可】
Unknown
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