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

Base Information

Chemical Name:(4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-[2-(4-methoxy-benzyloxy)-ethyl]-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine
CAS No.:199792-20-6
Molecular Formula:C₃₈H₄₂O₈
Molecular Weight:626.747
Hs Code.:

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

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

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

There total 10 articles about (4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-[2-(4-methoxy-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: 100.0%

: 824-94-2
p-methoxybenzyl chloride

: 199792-19-3
2-[(4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yl]-ethanol

: 199792-20-6
(4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-[2-(4-methoxy-benzyloxy)-ethyl]-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

Guidance literature:: With potassium hydride; In tetrahydrofuran; for 3h; Ambient temperature;
DOI:10.1016/S0040-4020(97)10254-X

Reference yield:

: 199791-95-2
allyl 2,3-O-dibenzyl-4,6-O-p-methoxybenzylidene-D-glucopyranoside

: 199792-20-6
(4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-[2-(4-methoxy-benzyloxy)-ethyl]-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

Guidance literature:: Multi-step reaction with 5 steps

1: 1) i-Pr₂NEt, (Ph₃P)3RhCl, 2) HgO, HgCl₂ / 1) EtOH, reflux, 2 h, 2) acetone, H₂O, room temperature, 1 h

2: 99 percent / benzene / 24 h / Heating

3: 100 percent / NaH / tetrahydrofuran / 16 h / Ambient temperature

4: 98 percent / LiAlH₄ / diethyl ether; tetrahydrofuran / 0.5 h / 0 °C

5: 100 percent / KH / tetrahydrofuran / 3 h / Ambient temperature

With Wilkinson's catalyst; lithium aluminium tetrahydride; potassium hydride; sodium hydride; N-ethyl-N,N-diisopropylamine; mercury dichloride; mercury(II) oxide; In tetrahydrofuran; diethyl ether; benzene;
DOI:10.1016/S0040-4020(97)10254-X

Reference yield:

: 199791-97-4
[(4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxin-6-yl]-acetic acid methyl ester

: 199792-20-6
(4aR,6S,7S,8R,8aR)-7,8-Bis-benzyloxy-6-[2-(4-methoxy-benzyloxy)-ethyl]-2-(4-methoxy-phenyl)-hexahydro-pyrano[3,2-d][1,3]dioxine

Guidance literature:: Multi-step reaction with 2 steps

1: 98 percent / LiAlH₄ / diethyl ether; tetrahydrofuran / 0.5 h / 0 °C

2: 100 percent / KH / tetrahydrofuran / 3 h / Ambient temperature

With lithium aluminium tetrahydride; potassium hydride; In tetrahydrofuran; diethyl ether;
DOI:10.1016/S0040-4020(97)10254-X