2-[(4aR,6S,7R,8S,8aS)-7-(2-Hydroxy-ethoxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-ethanol

Base Information

Chemical Name:2-[(4aR,6S,7R,8S,8aS)-7-(2-Hydroxy-ethoxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-ethanol
CAS No.:95120-36-8
Molecular Formula:C₁₈H₂₆O₈
Molecular Weight:370.4
Hs Code.:

Synonyms:2-[(4aR,6S,7R,8S,8aS)-7-(2-Hydroxy-ethoxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-ethanol

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Chemical Property of 2-[(4aR,6S,7R,8S,8aS)-7-(2-Hydroxy-ethoxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-ethanol

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Technology Process of 2-[(4aR,6S,7R,8S,8aS)-7-(2-Hydroxy-ethoxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-ethanol

There total 1 articles about 2-[(4aR,6S,7R,8S,8aS)-7-(2-Hydroxy-ethoxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-ethanol 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: 85.0%

: 95049-15-3
methyl 4,6-O-benzylidene-2,3-O-bis(t-butyl-oxycarbonylmethyl)-α-D-galactopyranoside

: 95120-36-8
2-[(4aR,6S,7R,8S,8aS)-7-(2-Hydroxy-ethoxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-ethanol

Guidance literature:: With lithium aluminium tetrahydride; In tetrahydrofuran;
DOI:10.1016/S0040-4020(01)91309-2

Reference yield: 83.0%

: 95120-36-8
2-[(4aR,6S,7R,8S,8aS)-7-(2-Hydroxy-ethoxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-ethanol

: 98-59-9
p-toluenesulfonyl chloride

: 95120-38-0
methyl 4,6-O-benzylidene-2,3-O-bis(p-toluenesulphonyloxyethyl)-α-D-galactopyranoside

Guidance literature:: With triethylamine; In chloroform; at 4 ℃;
DOI:10.1016/S0040-4020(01)91309-2

Reference yield:

: 95120-36-8
2-[(4aR,6S,7R,8S,8aS)-7-(2-Hydroxy-ethoxy)-6-methoxy-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-8-yloxy]-ethanol

: 88877-44-5
(4aR,6S,6aR,22aS,22bS)-6-Methoxy-10,19-dimethyl-2-phenyl-hexadecahydro-1,3,5,7,13,16,22-heptaoxa-10,19-diaza-cyclooctadeca[a]naphthalene

Guidance literature:: Multi-step reaction with 3 steps

1: 83 percent / triethylamine / CHCl₃ / 4 °C

2: 51 percent / sodium hydride, potassium bromide / dimethylsulfoxide / 72 h / Ambient temperature

3: 87 percent / lithium aluminium hydride / tetrahydrofuran / 3 h / Ambient temperature

With lithium aluminium tetrahydride; sodium hydride; triethylamine; potassium bromide; In tetrahydrofuran; chloroform; dimethyl sulfoxide;
DOI:10.1016/S0040-4020(01)91309-2