(1R,2S,3S,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol

Base Information

• Chemical Name: (1R,2S,3S,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol
• CAS No.: 171252-87-2
• Molecular Formula: C₃₁H₃₈O₈
• Molecular Weight: 538.638

Synonyms:(1R,2S,3S,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol

Chemical Property of (1R,2S,3S,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

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Technology Process of (1R,2S,3S,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol

There total 2 articles about (1R,2S,3S,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol 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: 90.0%

acetic anhydride (108-24-7) + (1R,2R,3S,4S,5S)-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol (183268-55-5) → (1R,2S,3S,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol (171252-87-2)

Guidance literature:

With dmap; triethylamine; Heating;

Reference yield:

(1R,2R,3S)-3-O-Benzyl-5-benzyloxymethyl-1,2-O-cyclohexylidene-cyclohex-4-en-1,2,3-triol (135735-90-9) → (1R,2S,3S,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol (171252-87-2)

Guidance literature:

Multi-step reaction with 2 steps

1: 75 percent / Me₃NO, OsO₄ / 2-methyl-propan-2-ol; pyridine; H₂O / 12 h / Heating

2: 90 percent / DMAP / triethylamine / 3 h / Heating

With dmap; osmium(VIII) oxide; trimethylamine-N-oxide; In pyridine; water; triethylamine; tert-butyl alcohol;

DOI:10.1021/jo9607828

Reference yield: 90.0%

(1R,2S,3S,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol (171252-87-2) → (1R,2R,3R,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)cyclohexane-1,2,3,4,5-pentol (171252-88-3)

Guidance literature:

With trifluoroacetic acid; In dichloromethane;

upstream raw materials:

acetic anhydride

(1R,2R,3S,4S,5S)-3-O-benzyl-5-((benzyloxy)methyl)-1,2-O-cyclohexylidenecyclohexane-1,2,3,4,5-pentol

(1R,2R,3S)-3-O-Benzyl-5-benzyloxymethyl-1,2-O-cyclohexylidene-cyclohex-4-en-1,2,3-triol

Downstream raw materials:

(1R,2R,3R,4S,5S)-4,5-di-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)cyclohexane-1,2,3,4,5-pentol

(1S,2S,3R,4S,5S)-1-amino-5-hydroxymethyl-2,3,4,5-tetrahydroxycyclohexane

(1S)-(1(OH),2,4/1,3,5)-5-Amino-1-C-(hydroxymethyl)-1,2,3,4-cyclohexanetetrol

(3R,4S,5S)-4,5-O-acetyl-3-O-benzyl-5-((benzyloxy)methyl)-1-cyclohexene-3,4,5-triol

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