4-(Hydroxymethyl)-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside

Base Information

• Chemical Name: 4-(Hydroxymethyl)-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside
• CAS No.: 220098-52-2
• Molecular Formula: C₂₁H₂₉IO₁₀
• Molecular Weight: 568.36
• Mol file: 220098-52-2.mol

Synonyms:4-(Hydroxymethyl)-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside

Chemical Property of 4-(Hydroxymethyl)-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-(Hydroxymethyl)-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside

There total 3 articles about 4-(Hydroxymethyl)-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-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: 75.0%

4-[(tert-Butyldiphenylsiloxy)methyl]-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside (220098-51-1) → 4-(Hydroxymethyl)-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside (220098-52-2)

Guidance literature:

With tetrabutyl ammonium fluoride; In tetrahydrofuran; Ambient temperature;

DOI:10.1016/S0040-4039(98)02257-6

Reference yield:

phenyl 2,4-di-O-acetyl-3-O-methyl-1-thio-α-L-rhamnopyranoside (131675-55-3) → 4-(Hydroxymethyl)-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside (220098-52-2)

Guidance literature:

Multi-step reaction with 2 steps

1: 68 percent / NIS; TMSOTf; 4 Angstroem molecular sieves / CH₂Cl₂; toluene / 2 h / 0 °C

2: 75 percent / TBAF / tetrahydrofuran / 4 h / 20 °C

With N-iodo-succinimide; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; tetrabutyl ammonium fluoride; In tetrahydrofuran; dichloromethane; toluene;

DOI:10.1039/b006113l

Reference yield:

4-(tert-Butyl-diphenyl-silanyloxymethyl)-2-iodo-5,6-dimethoxy-3-methyl-phenol (153693-56-2) → 4-(Hydroxymethyl)-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside (220098-52-2)

Guidance literature:

Multi-step reaction with 2 steps

1: 68 percent / NIS; TMSOTf; 4 Angstroem molecular sieves / CH₂Cl₂; toluene / 2 h / 0 °C

2: 75 percent / TBAF / tetrahydrofuran / 4 h / 20 °C

With N-iodo-succinimide; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; tetrabutyl ammonium fluoride; In tetrahydrofuran; dichloromethane; toluene;

DOI:10.1039/b006113l

upstream raw materials:

4-[(tert-Butyldiphenylsiloxy)methyl]-2-iodo-5,6-dimethoxy-3-methylphenyl 2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranoside

phenyl 2,4-di-O-acetyl-3-O-methyl-1-thio-α-L-rhamnopyranoside

4-(tert-Butyl-diphenyl-silanyloxymethyl)-2-iodo-5,6-dimethoxy-3-methyl-phenol

Downstream raw materials:

Methyl 2,6-dideoxy-4-O-[4-(6-deoxy-3-O-methyl-2,4-bis-O-triethylsilyl-α-L-mannopyranosyloxy)-3-iodo-5,6-dimethoxy-2-methylbenzoyl]-3-O-(tetrahydropyran-2-yl)-α-D-ribo-hexopyranoside

Methyl 3-O-acetyl-2,6-dideoxy-4-O-[4-(2,4-di-O-acetyl-6-deoxy-3-O-methyl-α-L-mannopyranosyloxy)-3-iodo-5,6-dimethoxy-2-methylbenzoyl]-α-D-ribo-hexopyranoside

Methyl 2,6-dideoxy-4-O-[4-(6-deoxy-3-O-methyl-α-L-mannopyranosyloxy)-3-iodo-5,6-dimethoxy-2-methylbenzoyl]-α-D-ribo-hexopyranoside

C₂₃H₂₇ClIO₁₁P