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

Base Information

Chemical Name:(2S,4aR,6R,8R,8aR)-6-Methoxy-8-(4-methoxy-benzyloxy)-7-methylene-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxine
CAS No.:210688-93-0
Molecular Formula:C₂₃H₂₆O₆
Molecular Weight:398.456
Hs Code.:

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

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

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

There total 4 articles about (2S,4aR,6R,8R,8aR)-6-Methoxy-8-(4-methoxy-benzyloxy)-7-methylene-2-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: 90.0%

: (2S,4aR,6R,8S,8aS)-6-Methoxy-8-(4-methoxy-benzyloxy)-2-phenyl-tetrahydro-pyrano[3,2-d][1,3]dioxin-7-one

: 210688-93-0
(2S,4aR,6R,8R,8aR)-6-Methoxy-8-(4-methoxy-benzyloxy)-7-methylene-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxine

Guidance literature:: With pyridine; In tetrahydrofuran; dichloromethane;
DOI:10.1055/s-1998-3138

Reference yield:

: 824-94-2
p-methoxybenzyl chloride

: 210688-93-0
(2S,4aR,6R,8R,8aR)-6-Methoxy-8-(4-methoxy-benzyloxy)-7-methylene-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxine

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) Bu₂SnO, molecular sieves 4 Angstroem, 2.) Bu₄NI / 1.) CH₃CN

2: 1.) (COCl)2, DMSO, 2.) Et₃N / 1.) CH₂Cl₂, 2.) CH₂Cl₂

3: 90 percent / pyridine / CH₂Cl₂; tetrahydrofuran

With pyridine; oxalyl dichloride; 4 A molecular sieve; tetra-(n-butyl)ammonium iodide; di(n-butyl)tin oxide; dimethyl sulfoxide; triethylamine; In tetrahydrofuran; dichloromethane;
DOI:10.1055/s-1998-3138

Reference yield:

: 210688-92-9
(2S,4aR,6R,7R,8R,8aS)-6-Methoxy-8-(4-methoxy-benzyloxy)-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxin-7-ol

: 210688-93-0
(2S,4aR,6R,8R,8aR)-6-Methoxy-8-(4-methoxy-benzyloxy)-7-methylene-2-phenyl-hexahydro-pyrano[3,2-d][1,3]dioxine

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) (COCl)2, DMSO, 2.) Et₃N / 1.) CH₂Cl₂, 2.) CH₂Cl₂

2: 90 percent / pyridine / CH₂Cl₂; tetrahydrofuran

With pyridine; oxalyl dichloride; dimethyl sulfoxide; triethylamine; In tetrahydrofuran; dichloromethane;
DOI:10.1055/s-1998-3138