2316-64-5

基本信息
5-溴-2-羥基苯甲基乙醇
5-溴-2-羥基苯甲基 乙醇, 98+%
5-溴-2-羥基芐醇, 98+%
4-BROMO-2-HYDROXYMETHYLPHENOL
5-BROMO-2-HYDROXYBENZYL ALCOHOL
5-BROMOSALICYL ALCOHOL
5-BROMOSALIGENIN
BROMOSALIGENIN
RARECHEM AL BD 0040
5-BROMO-2-HYDROXYBENZYL ALCOHOL, 98+%
5-BROMO-2-HYDROXYBENZYL ALCOHOL 98%
5-Bromosalicyl alcohol, Bromosaligenin
物理化學(xué)性質(zhì)
olive oil: soluble 4.8%(lit.)
alcohol: freely soluble(lit.)
benzene: moderately soluble(lit.)
chloroform: moderately soluble(lit.)
diethyl ether: freely soluble(lit.)
ethyl acetate: freely soluble(lit.)
hot water: soluble(lit.)
安全數(shù)據(jù)
常見問題列表

1761-61-1

2316-64-5
以5-溴水楊醛為原料合成5-溴-2-羥基苯甲醇的一般步驟如下:根據(jù)文獻報道的改進合成方法,首先在0℃條件下,將5-溴-2-羥基苯甲醛(10.1g,50mmol)溶解于250mL乙醇中。隨后,將NaBH4(1.88g,50mmol)分批次(每次0.3g)加入攪拌中的溶液中。反應(yīng)混合物在室溫下持續(xù)攪拌18小時。反應(yīng)完成后,在減壓條件(102毫巴)下蒸除乙醇,得到的淺黃色固體溶解于200mL飽和NH4Cl水溶液中。粗產(chǎn)物通過乙醚萃?。ㄈ?,每次80mL)。合并的有機相用鹽水洗滌(三次,每次20mL),并用MgSO4干燥2小時。干燥后,通過過濾去除MgSO4,并在減壓(102毫巴)下蒸發(fā)過量溶劑。產(chǎn)物通過快速色譜法在硅膠柱上純化,洗脫劑為正己烷/乙酸乙酯(體積比8:2)。最終,蒸發(fā)溶劑后得到無色固體產(chǎn)物(8.52g,收率84%)。
參考文獻:
[1] Tetrahedron Asymmetry, 2011, vol. 22, # 13, p. 1395 - 1399
[2] Journal of Chemical Research - Part S, 2003, # 6, p. 335 - 339
[3] Zeitschrift fur Naturforschung - Section B Journal of Chemical Sciences, 2003, vol. 58, # 12, p. 1220 - 1226
[4] Bulletin of the Chemical Society of Japan, 2005, vol. 78, # 2, p. 307 - 315
[5] Zeitschrift fur Naturforschung - Section B Journal of Chemical Sciences, 2005, vol. 60, # 4, p. 453 - 457
報價日期 | 產(chǎn)品編號 | 產(chǎn)品名稱 | CAS號 | 包裝 | 價格 |
2025/05/22 | 33148 | 5-溴-2-羥基芐醇 5-Bromo-2-hydroxybenzyl alcohol, 98%, Thermo Scientific Chemicals | 2316-64-5 | 5g | 752元 |
2025/05/22 | 33148 | 5-溴-2-羥基芐醇 5-Bromo-2-hydroxybenzyl alcohol, 98%, Thermo Scientific Chemicals | 2316-64-5 | 25g | 2514元 |
2025/05/22 | B2164 | 5-溴-2-羥基苯甲醇 5-Bromo-2-hydroxybenzyl Alcohol | 2316-64-5 | 1G | 80元 |