methyl 2,4-di-O-benzyl-3,6-dideoxy-6-C-trimethylsilylethynyl-3-C-vinyl-α-D-mannopyranoside

Base Information

Chemical Name:methyl 2,4-di-O-benzyl-3,6-dideoxy-6-C-trimethylsilylethynyl-3-C-vinyl-α-D-mannopyranoside
CAS No.:324768-45-8
Molecular Formula:C₂₈H₃₆O₄Si
Molecular Weight:464.677
Hs Code.:

Synonyms:methyl 2,4-di-O-benzyl-3,6-dideoxy-6-C-trimethylsilylethynyl-3-C-vinyl-α-D-mannopyranoside

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Chemical Property of methyl 2,4-di-O-benzyl-3,6-dideoxy-6-C-trimethylsilylethynyl-3-C-vinyl-α-D-mannopyranoside

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Technology Process of methyl 2,4-di-O-benzyl-3,6-dideoxy-6-C-trimethylsilylethynyl-3-C-vinyl-α-D-mannopyranoside

There total 8 articles about methyl 2,4-di-O-benzyl-3,6-dideoxy-6-C-trimethylsilylethynyl-3-C-vinyl-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: 40.3%

: 54655-07-1
lithium trimethylsilylacetylenide

: 466646-36-6
methyl 2,4-di-O-benzyl-3-deoxy-6-O-trifluoromethanesulfonyl-3-C-vinyl-α-D-mannopyranoside

: 324768-45-8
methyl 2,4-di-O-benzyl-3,6-dideoxy-6-C-trimethylsilylethynyl-3-C-vinyl-α-D-mannopyranoside

Guidance literature:: With N,N,N,N,N,N-hexamethylphosphoric triamide; In tetrahydrofuran; hexane; at -78 - 20 ℃;
DOI:10.1021/jo020339z

Reference yield:

: 466646-34-4
1,6-anhydro-3-deoxy-3-C-vinyl-β-D-mannopyranose

: 324768-45-8
methyl 2,4-di-O-benzyl-3,6-dideoxy-6-C-trimethylsilylethynyl-3-C-vinyl-α-D-mannopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 412 mg / NaH / dimethylformamide / 2 h / 0 °C

2: 56 percent / HCl / H₂O / 96 h / Heating

3: 66 percent / 2,6-lutidine / CH₂Cl₂ / 1 h / -40 °C

4: 40.3 percent / hexamethylphoshotriamide / tetrahydrofuran; hexane / -78 - 20 °C

With 2,6-dimethylpyridine; hydrogenchloride; N,N,N,N,N,N-hexamethylphosphoric triamide; sodium hydride; In tetrahydrofuran; hexane; dichloromethane; water; N,N-dimethyl-formamide;
DOI:10.1021/jo020339z

Reference yield:

: 251456-62-9
1,6-anhydro-2,4-di-O-benzyl-3-deoxy-3-C-vinyl-β-D-mannopyranose

: 324768-45-8
methyl 2,4-di-O-benzyl-3,6-dideoxy-6-C-trimethylsilylethynyl-3-C-vinyl-α-D-mannopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 56 percent / HCl / H₂O / 96 h / Heating

2: 66 percent / 2,6-lutidine / CH₂Cl₂ / 1 h / -40 °C

3: 40.3 percent / hexamethylphoshotriamide / tetrahydrofuran; hexane / -78 - 20 °C

With 2,6-dimethylpyridine; hydrogenchloride; N,N,N,N,N,N-hexamethylphosphoric triamide; In tetrahydrofuran; hexane; dichloromethane; water;
DOI:10.1021/jo020339z