73346-74-4

基本信息
(4R,5R)-2,2-二甲基-1,3-二氧戊環(huán)-4,5-二甲醇
(-)-2,3-O-異丙亞基-D-蘇醇
2,3-O-異丙二烯-D-蘇醇
(-)-2,3-O-亞異丙基-D-蘇力糖醇
(-)-2,3-O-異丙亞基-D-蘇醇
2,3-O-異亞丙基-D-蘇醇
(-)-2,3-O-ISOPROPYLIDENE-D-THREITOL
2,3-O-ISOPROPYLIDENE-D-THREITOL
(-)-2,3-O-ISOPROPYLIDINE-D-THREITOL
(+)-2,3-O-ISOPROPYLIDINE-D-THREITOL
(4R,5R)-(-)-2,2-DIMETHYL-1,3-DIOXOLANE-4,5-DIMETHANOL
(4R,5R)-2,2-DIMETHYL-1,3-DIOXOLANE-4,5-DIMETHANOL
(4R,5R)-(-)-4,5-BIS(HYDROXYMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE
(4R,5R)-4,5-BIS(HYDROXYMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE
(4R,5R)-4,5-Dihydroxymethyl-2,2-dimethyl dioxolane
(4R-TRANS) 1,3-DIOXOLANE-4,5-DIMETHANOL-2,2-DIMETHYL BUTANOIC ACID
(4R-TRANS)-2,2-DIMETHYL-1,3-DIOXOLANE-4,5-DIMETHANOL
(4S,5R)-(-)-4,5-BIS(HYDROXYMETHYL)-2,2-DIMETHYL-1,3-DIOXOLANE
D(-)-2,2-DIMETHYL-1,3-DIOXOLANE-4,5-DIMETHANOL
2,2-O-ISOPROPYLIDENE-D-THREITOL,99%
1,3-Dioxolane-4,5-dimethanol, 2,2-dimethyl-, (4R,5R)-
(-)-2,3-O-Isopropylidene-D-threitol
2,3-O-isopropylidene threitol
(4R,5R)-(-)-2,2-Dimethyl-1,3-dioxolane-4,5-dimethanol, (4R,5R)-4,5-Bis(hydroxymethyl)-2,2-dimethyl-1,3-dioxolane
(-)-2,3-O-Isopropylidene-D-threitol, (4R,5R)-4,5-Bis(hydroxymethyl)-2,2-dimethyl-1,3-dioxolane
物理化學(xué)性質(zhì)
制備方法

37031-29-1

73346-74-4
以(4R,5R)-2,2-二甲基-1,3-二氧戊環(huán)-4,5-二羧酸二甲酯為原料合成2,3-O-異亞丙基-D-蘇醇的一般步驟:在氮?dú)獗Wo(hù)下,將氫化鋁鋰(10g,267mmol)的無水四氫呋喃(120ml)溶液攪拌并回流30分鐘。隨后,在攪拌下緩慢滴加2,3-O-異亞丙基-L-酒石酸二甲酯(53g,243mmol)的無水四氫呋喃(200ml)溶液,反應(yīng)過程中產(chǎn)生的熱量引起溫和回流。繼續(xù)回流反應(yīng)3小時(shí)后,將反應(yīng)液冷卻至0℃。依次向反應(yīng)液中加入水(8.4ml)、4M氫氧化鈉溶液(8.4ml)和水(32ml)。過濾除去生成的沉淀,并用乙醚(采用索氏提取器)對(duì)濾液進(jìn)行萃取。合并有機(jī)相,經(jīng)干燥后減壓濃縮,得到2,3-O-異亞丙基-L-蘇三醇(35g,216mmol,收率89%)。產(chǎn)物經(jīng)1H NMR(CDCl3)鑒定:δ3.98(m,2H),3.77(m,4H),3.64(s,2H),1.45(s,6H);13C NMR(CDCl3)顯示特征峰:δ109.53, 78.24, 62.25, 27.28;低分辨電子轟擊質(zhì)譜(LREIMS)顯示分子離子峰m/z 162.1(M+)。所得粗產(chǎn)品可直接用于后續(xù)反應(yīng)。
參考文獻(xiàn):
[1] Chirality, 2018, vol. 30, # 4, p. 342 - 350
[2] Angewandte Chemie - International Edition, 2008, vol. 47, # 20, p. 3762 - 3765
[3] European Journal of Organic Chemistry, 2011, # 23, p. 4465 - 4471
[4] Heterocycles, 2012, vol. 86, # 1, p. 687 - 695
[5] Journal of Organic Chemistry, 2016, vol. 81, # 22, p. 10698 - 10706
知名試劑公司產(chǎn)品信息
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 |
2025/05/22 | I0375 | (-)-2,3-O-異亞丙基-D-蘇糖醇 (-)-2,3-O-Isopropylidene-D-threitol | 73346-74-4 | 1G | 420元 |
2025/05/22 | I0375 | (-)-2,3-O-異亞丙基-D-蘇糖醇 (-)-2,3-O-Isopropylidene-D-threitol | 73346-74-4 | 5G | 1955元 |
2024/04/30 | B24134 | 2,3-O-異亞丙基-D-蘇醇, 98% (-)-2,3-O-Isopropylidene-D-threitol, 98% | 73346-74-4 | 5g | 2350元 |