287944-10-9
287944-10-9 結(jié)構(gòu)式
基本信息
環(huán)戊烯硼酸片吶醇酯
1-環(huán)戊烯硼酸頻哪醇酯
1-環(huán)戊烯硼酸頻吶醇酯
環(huán)戊烯-1-硼酸頻吶醇酯
環(huán)戊烯-1-基硼酸頻哪醇酯
1-環(huán)戊烯硼酸頻哪醇酯 1G
2-(1-環(huán)戊烯基)-4,4,5,5-四甲基-1,3,2-二氧雜環(huán)戊硼烷
2-(環(huán)戊-1-烯-1-基)-4,4,5,5-四甲基-1,3,2-二氧雜環(huán)戊硼烷
2-CYCLOPENTENYL-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE1-環(huán)戊烯硼酸頻哪醇酯
1-Cyclopentenylboronic acid pinacol este
Cyclopenten-1-ylboronic acid picol ester
1-Cyclopentenyl boronic acid pinacol ester
Cyclopentene-1-boronic acid, pinacol ester
Cyclopenten-1-ylboronic acid, pinacol ester
1-Cyclopentenyl-1-yl-boronic acid pinacol ester
2-CYCLOPENTENYL-4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLANE
1-Cyclopentenyl-4,4,5,5-TetraMethyl-1,3,2-Dioxaborolane
2-(1-Cyclopentenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane
物理化學(xué)性質(zhì)
安全數(shù)據(jù)
制備方法
930-29-0
73183-34-3
287944-10-9
實(shí)施例XIV: 2-環(huán)戊-1-烯基-4,4,5,5-四甲基-[1,3,2]二氧雜硼雜環(huán)戊烷的合成 在氬氣保護(hù)下，將4.31 g 1-氯-1-環(huán)戊烯和12.5 g雙(頻哪醇)二硼溶于160 mL 1,4-二惡烷中，加入8 g乙酸鉀，氬氣吹掃5分鐘。隨后加入370 mg三(二亞芐基乙酰基)二鈀(0) ([Pd2(dba)3])和780 mg 2-環(huán)己基膦基-2',4',6'-三異丙基-1,1'-聯(lián)苯，將反應(yīng)混合物加熱至80℃反應(yīng)3小時(shí)。反應(yīng)完成后，冷卻至室溫，用二乙醚稀釋，依次用水和鹽水洗滌有機(jī)相，有機(jī)相用無(wú)水硫酸鎂干燥。減壓蒸發(fā)除去溶劑，殘余物用石油醚研磨。過濾收集沉淀，母液減壓蒸發(fā)得到產(chǎn)物。產(chǎn)量：13.1 g (產(chǎn)率99%)。質(zhì)譜(EI): m/z = 194 [M]+。
參考文獻(xiàn)：
[1] Patent: WO2011/101424, 2011, A1. Location in patent: Page/Page column 230-231
[2] Patent: US2012/46304, 2012, A1. Location in patent: Page/Page column 123
[3] Patent: WO2012/110599, 2012, A1. Location in patent: Page/Page column 230-231
[4] Patent: US2013/53404, 2013, A1. Location in patent: Paragraph 1781; 1782; 1783
[5] Journal of Organic Chemistry, 2012, vol. 77, # 7, p. 3543 - 3548
| 報(bào)價(jià)日期 | 產(chǎn)品編號(hào) | 產(chǎn)品名稱 | CAS號(hào) | 包裝 | 價(jià)格 |
| 2026/06/06 | C3385 | 2-(1-環(huán)戊烯基)-4,4,5,5-四甲基-1,3,2-二氧雜環(huán)戊硼烷 2-(1-Cyclopentenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 287944-10-9 | 1g | 100元 |
| 2026/06/06 | C3385 | 2-(1-環(huán)戊烯基)-4,4,5,5-四甲基-1,3,2-二氧雜環(huán)戊硼烷 2-(1-Cyclopentenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 287944-10-9 | 5g | 460元 |
| 2025/12/22 | XW0228794410901 | 1-環(huán)戊烯硼酸頻哪醇酯 2-(Cyclopent-1-en-1-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane | 287944-10-9 | 1g | 28元 |