(4aR,6S,7R,8R,8aS)-8-Benzyloxy-6-methoxy-2,2,7-trimethyl-7-vinyl-hexahydro-pyrano[3,2-d][1,3]dioxine

Base Information

Chemical Name:(4aR,6S,7R,8R,8aS)-8-Benzyloxy-6-methoxy-2,2,7-trimethyl-7-vinyl-hexahydro-pyrano[3,2-d][1,3]dioxine
CAS No.:185745-01-1
Molecular Formula:C₂₀H₂₈O₅
Molecular Weight:348.439
Hs Code.:

Synonyms:(4aR,6S,7R,8R,8aS)-8-Benzyloxy-6-methoxy-2,2,7-trimethyl-7-vinyl-hexahydro-pyrano[3,2-d][1,3]dioxine

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Chemical Property of (4aR,6S,7R,8R,8aS)-8-Benzyloxy-6-methoxy-2,2,7-trimethyl-7-vinyl-hexahydro-pyrano[3,2-d][1,3]dioxine

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Technology Process of (4aR,6S,7R,8R,8aS)-8-Benzyloxy-6-methoxy-2,2,7-trimethyl-7-vinyl-hexahydro-pyrano[3,2-d][1,3]dioxine

There total 2 articles about (4aR,6S,7R,8R,8aS)-8-Benzyloxy-6-methoxy-2,2,7-trimethyl-7-vinyl-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: 73.0%

: C₂₇H₃₆N₂O₇S

: 185745-01-1
(4aR,6S,7R,8R,8aS)-8-Benzyloxy-6-methoxy-2,2,7-trimethyl-7-vinyl-hexahydro-pyrano[3,2-d][1,3]dioxine

Guidance literature:: With 18-crown-6 ether; potassium hydride; In diethylene glycol dimethyl ether; at 100 ℃;
DOI:10.1016/0040-4039(96)01991-0

Reference yield:

: 185744-99-4
((4aR,6S,7R,8R,8aS)-8-Benzyloxy-6-methoxy-2,2,7-trimethyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-yl)-acetaldehyde

: 185745-01-1
(4aR,6S,7R,8R,8aS)-8-Benzyloxy-6-methoxy-2,2,7-trimethyl-7-vinyl-hexahydro-pyrano[3,2-d][1,3]dioxine

Guidance literature:: Multi-step reaction with 2 steps

1: diethyl ether / 2 h / Ambient temperature

2: 73 percent / KH, 18-crown-6 / bis-(2-methoxy-ethyl) ether / 100 °C

With 18-crown-6 ether; potassium hydride; In diethyl ether; diethylene glycol dimethyl ether;
DOI:10.1016/0040-4039(96)01991-0