(2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

Base Information

Chemical Name:(2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine
CAS No.:482646-98-0
Molecular Formula:C₃₇H₄₀O₇
Molecular Weight:596.72
Hs Code.:

Synonyms:(2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

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Chemical Property of (2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

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Technology Process of (2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

There total 1 articles about (2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 99.0%

: 100-39-0
benzyl bromide

: 2-[(2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yl]-ethanol

: 482646-98-0
(2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

Guidance literature:: With potassium tert-butylate; tetra-(n-butyl)ammonium iodide; sodium hydride; In tetrahydrofuran; at 24 ℃; for 20h;
DOI:10.1055/s-2002-34904

Reference yield: 98.0%

: 482646-98-0
(2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

: 482646-99-1
(2R,3R,4S,5S,6S)-4,5-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-hydroxymethyl-tetrahydro-pyran-3-ol

Guidance literature:: With hydrogenchloride; In tetrahydrofuran; at 25 ℃; for 17h;
DOI:10.1055/s-2002-34904

Reference yield:

: 482646-98-0
(2R,4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

: 482647-01-8
[(2R,3R,4R,5S,6S)-4,5-Bis-benzyloxy-6-(2-benzyloxy-ethyl)-3-(4-bromo-benzyloxy)-tetrahydro-pyran-2-ylmethoxy]-tert-butyl-dimethyl-silane

Guidance literature:: Multi-step reaction with 3 steps

1: 98 percent / aq. HCl / tetrahydrofuran / 17 h / 25 °C

2: 99 percent / DMAP; Et₃N / CH₂Cl₂ / 3.5 h / 24 °C

3: NaH; TBAI / tetrahydrofuran / 3 h / 24 °C

With hydrogenchloride; dmap; tetra-(n-butyl)ammonium iodide; sodium hydride; triethylamine; In tetrahydrofuran; dichloromethane;
DOI:10.1055/s-2002-34904