methyl 3-O-benzyl-4,6-O-benzylidene-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside

Base Information

Chemical Name:methyl 3-O-benzyl-4,6-O-benzylidene-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside
CAS No.:117124-56-8
Molecular Formula:C₂₃H₂₆O₆S₂
Molecular Weight:462.588
Hs Code.:

Synonyms:methyl 3-O-benzyl-4,6-O-benzylidene-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of methyl 3-O-benzyl-4,6-O-benzylidene-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside

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Technology Process of methyl 3-O-benzyl-4,6-O-benzylidene-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside

There total 1 articles about methyl 3-O-benzyl-4,6-O-benzylidene-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside 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:

: 75-15-0,12122-00-8
carbon disulfide

: 108739-92-0
methyl 4,6-O-benzylidene-β-D-galactopyranoside 3-O-benzoate

: 74-88-4
methyl iodide

: 117124-56-8
methyl 3-O-benzyl-4,6-O-benzylidene-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside

Guidance literature:: With 1H-imidazole; sodium hydride; Yield given. Multistep reaction; 1.) tetrahydrofuran, room temp., 1 h; 2.) 1 h 15 min;
DOI:10.1016/0008-6215(88)80138-1

Reference yield: 82.0%

: 117124-56-8
methyl 3-O-benzyl-4,6-O-benzylidene-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside

: 117124-57-9
methyl 3,6-di-O-benzyl-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside

Guidance literature:: With hydrogenchloride; 3 A molecular sieve; sodium cyanoborohydride; In tetrahydrofuran; diethyl ether;
DOI:10.1016/0008-6215(88)80138-1

Reference yield:

: 117124-56-8
methyl 3-O-benzyl-4,6-O-benzylidene-2-O-<(methylthio)thiocarbonyl>-β-D-galactopyranoside

: 117124-59-1
methyl 3,6-di-O-benzyl-2-deoxy-4-O-(2,3,4,6-tetra-O-benzyl-α-D-galactopyranosyl)-β-D-lyxo-hexopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 82 percent / sodium cyanoborohydride, hydrogen chloride, molecular sieves (3 Angstroem) / diethyl ether; tetrahydrofuran

2: 1.) tributyltin hydride; 2.) 2,2'-azobisisobutyronitrile / 1.) toluene, reflux, 1 h; 2.) reflux, 30 min

3: 73 percent / silver trifluoromethanesulfonate, 2,4,6-trimethylpyridine, molecular sieves (4 Angstroem) / toluene / -40 - 20 °C

With 2,4,6-trimethyl-pyridine; hydrogenchloride; 2,2'-azobis(isobutyronitrile); 3 A molecular sieve; 4 A molecular sieve; tri-n-butyl-tin hydride; silver trifluoromethanesulfonate; sodium cyanoborohydride; In tetrahydrofuran; diethyl ether; toluene;
DOI:10.1016/0008-6215(88)80138-1