1,1-dibenzyl-2-(((2R,4S,5R)-5-hydroxy-2-phenyl-1,3-dioxan-4-yl)methylene)hydrazine

Base Information

• Chemical Name: 1,1-dibenzyl-2-(((2R,4S,5R)-5-hydroxy-2-phenyl-1,3-dioxan-4-yl)methylene)hydrazine
• CAS No.: 951787-36-3
• Molecular Formula: C₂₅H₂₆N₂O₃
• Molecular Weight: 402.493

Synonyms:1,1-dibenzyl-2-(((2R,4S,5R)-5-hydroxy-2-phenyl-1,3-dioxan-4-yl)methylene)hydrazine

Chemical Property of 1,1-dibenzyl-2-(((2R,4S,5R)-5-hydroxy-2-phenyl-1,3-dioxan-4-yl)methylene)hydrazine

Chemical Property:

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Technology Process of 1,1-dibenzyl-2-(((2R,4S,5R)-5-hydroxy-2-phenyl-1,3-dioxan-4-yl)methylene)hydrazine

There total 2 articles about 1,1-dibenzyl-2-(((2R,4S,5R)-5-hydroxy-2-phenyl-1,3-dioxan-4-yl)methylene)hydrazine 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:

4,6-O-benzylidene-D-glucose (3006-41-5,20771-09-9,25152-90-3,97232-16-1,104022-77-7,113566-67-9,113566-68-0) → 1,1-dibenzyl-2-(((2R,4S,5R)-5-hydroxy-2-phenyl-1,3-dioxan-4-yl)methylene)hydrazine (951787-36-3)

Guidance literature:

Multi-step reaction with 2 steps

1: NaHCO₃; NaIO₄ / H₂O / 2.5 h

2: 3.83 g / toluene / 36 h

With sodium periodate; sodium hydrogencarbonate; In water; toluene;

DOI:10.1016/j.tet.2007.06.117

Reference yield:

N,N-dibenzylhydrazine (5802-60-8) + [2R,4R,5R]-5-hydroxy-2-phenyl-[1,3]dioxane-4-carbaldehyde (81577-69-7) → 1,1-dibenzyl-2-(((2R,4S,5R)-5-hydroxy-2-phenyl-1,3-dioxan-4-yl)methylene)hydrazine (951787-36-3)

Guidance literature:

In toluene; for 36h;

DOI:10.1016/j.tet.2007.06.117

Reference yield: 96.0%

1,1-dibenzyl-2-(((2R,4S,5R)-5-hydroxy-2-phenyl-1,3-dioxan-4-yl)methylene)hydrazine (951787-36-3) + Chlorodimethylvinylsilane (1719-58-0) → 1,1-dibenzyl-2-(((2R,4S,5R)-5-(dimethyl(vinyl)silyloxy)-2-phenyl-1,3-dioxan-4-yl) methylene)hydrazine (951787-37-4)

Guidance literature:

With dmap; triethylamine; In tetrahydrofuran; for 4h;

DOI:10.1016/j.tet.2007.06.117

upstream raw materials:

N,N-dibenzylhydrazine

[2R,4R,5R]-5-hydroxy-2-phenyl-[1,3]dioxane-4-carbaldehyde

4,6-O-benzylidene-D-glucose

Downstream raw materials:

1,1-dibenzyl-2-(((2R,4S,5R)-5-(dimethyl(vinyl)silyloxy)-2-phenyl-1,3-dioxan-4-yl) methylene)hydrazine

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