methyl 2,3-di-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside

Base Information

• Chemical Name: methyl 2,3-di-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside
• CAS No.: 280557-35-9
• Molecular Formula: C₂₉H₃₂O₈S
• Molecular Weight: 540.634

Synonyms:methyl 2,3-di-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside

Chemical Property of methyl 2,3-di-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside

Chemical Property:

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Technology Process of methyl 2,3-di-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside

There total 1 articles about methyl 2,3-di-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside 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: 87.0%

methyl 2,3-di-O-benzyl-α-D-mannopyranoside (6988-40-5,17791-36-5,29388-46-3,31873-34-4,33164-03-3,52526-60-0,61117-12-2,87392-25-4,117605-35-3,51842-19-4) + 1,2-Bis(phenylsulfonyl)ethylene (35387-59-8) → methyl 2,3-di-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside (280557-35-9)

Guidance literature:

With tetrabutylammomium bromide; sodium hydride; In tetrahydrofuran; at 20 ℃; for 12h;

DOI:10.1016/S0040-4039(00)00199-4

Reference yield: 80.0%

methyl 2,3-di-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside (280557-35-9) → methyl 3-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside + methyl 2-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside

Guidance literature:

With triisobutylaluminum; In toluene; at 50 ℃; for 2h;

DOI:10.1016/S0040-4020(02)01249-8

Reference yield: 65.0%

methyl 2,3-di-O-benzyl-4,6-O-(2-phenylsulphonyl)-ethylidene-α-D-mannopyranoside (280557-35-9) → methyl 2,3-di-O-benzyl-α-D-mannopyranoside (6988-40-5,17791-36-5,29388-46-3,31873-34-4,33164-03-3,52526-60-0,61117-12-2,87392-25-4,117605-35-3,51842-19-4)

Guidance literature:

With ethanol; potassium hydroxide; for 16h; Inert atmosphere; Reflux;

DOI:10.1016/j.tet.2011.11.009

upstream raw materials:

methyl 2,3-di-O-benzyl-α-D-mannopyranoside

1,2-Bis(phenylsulfonyl)ethylene

Downstream raw materials:

methyl 2,3-di-O-benzyl-α-D-mannopyranoside

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