5,7-O-benzylidene-1,2-dideoxy-3,6-O-isopropylidene-4-O-(methoxymethyl)-D-mannohept-1-enitol

Base Information

Chemical Name:5,7-O-benzylidene-1,2-dideoxy-3,6-O-isopropylidene-4-O-(methoxymethyl)-D-mannohept-1-enitol
CAS No.:1228577-17-0
Molecular Formula:C₁₉H₂₆O₆
Molecular Weight:350.412
Hs Code.:

Synonyms:5,7-O-benzylidene-1,2-dideoxy-3,6-O-isopropylidene-4-O-(methoxymethyl)-D-mannohept-1-enitol

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Chemical Property of 5,7-O-benzylidene-1,2-dideoxy-3,6-O-isopropylidene-4-O-(methoxymethyl)-D-mannohept-1-enitol

Chemical Property:

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Technology Process of 5,7-O-benzylidene-1,2-dideoxy-3,6-O-isopropylidene-4-O-(methoxymethyl)-D-mannohept-1-enitol

There total 7 articles about 5,7-O-benzylidene-1,2-dideoxy-3,6-O-isopropylidene-4-O-(methoxymethyl)-D-mannohept-1-enitol 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:

: C₁₈H₂₄O₇

: 1779-49-3
Methyltriphenylphosphonium bromide

: 1228577-17-0
5,7-O-benzylidene-1,2-dideoxy-3,6-O-isopropylidene-4-O-(methoxymethyl)-D-mannohept-1-enitol

Guidance literature:: Methyltriphenylphosphonium bromide; With n-butyllithium; In tetrahydrofuran; hexane; at -78 ℃; for 1h; Inert atmosphere;

C₁₈H₂₄O₇; In tetrahydrofuran; hexane; at -78 - 20 ℃;

Reference yield:

: C₁₈H₂₄O₇

: 19493-09-5
Methylenetriphenylphosphorane

: 1228577-17-0
5,7-O-benzylidene-1,2-dideoxy-3,6-O-isopropylidene-4-O-(methoxymethyl)-D-mannohept-1-enitol

Guidance literature:: In tetrahydrofuran; hexane; at -78 - 20 ℃; Inert atmosphere;
DOI:10.1016/j.bmc.2010.03.027

Reference yield:

: C₂₂H₃₆O₆Si

: 1228577-17-0
5,7-O-benzylidene-1,2-dideoxy-3,6-O-isopropylidene-4-O-(methoxymethyl)-D-mannohept-1-enitol

Guidance literature:: Multi-step reaction with 4 steps

1.1: N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 60 °C

2.1: tetrabutyl ammonium fluoride / tetrahydrofuran / 4 h / 20 °C

3.1: sodium hydrogencarbonate; Dess-Martin periodane / dichloromethane / 2 h / 20 °C

4.1: n-butyllithium / tetrahydrofuran; hexane / 1 h / -78 °C / Inert atmosphere

4.2: -78 - 20 °C

With n-butyllithium; tetrabutyl ammonium fluoride; sodium hydrogencarbonate; Dess-Martin periodane; N-ethyl-N,N-diisopropylamine; In tetrahydrofuran; hexane; dichloromethane; N,N-dimethyl-formamide;