Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-6-acetoxymethyl-2-(3-o-tolyl-thioureido)-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester

Base Information

• Chemical Name: Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-6-acetoxymethyl-2-(3-o-tolyl-thioureido)-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester
• CAS No.: 925699-19-0
• Molecular Formula: C₃₄H₄₄N₂O₁₇S
• Molecular Weight: 784.793
• Mol file: 925699-19-0.mol

Synonyms:

Chemical Property of Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-6-acetoxymethyl-2-(3-o-tolyl-thioureido)-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-6-acetoxymethyl-2-(3-o-tolyl-thioureido)-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester

There total 4 articles about Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-6-acetoxymethyl-2-(3-o-tolyl-thioureido)-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester 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: 83.2%

o-toluidine (95-53-4) + 2,3,6,2',3',4'6'-hepta-O-acetyl-β-D-lactopyranosyl isothiocianate (77489-36-2,81319-57-5,81319-58-6,99945-30-9) → Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-6-acetoxymethyl-2-(3-o-tolyl-thioureido)-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester (925699-19-0)

Guidance literature:

In benzene; for 0.533333h; Microwave irradiation;

Reference yield:

lactose octaacetate (3616-19-1,5328-50-7,5346-90-7,6291-42-5,6920-00-9,20764-63-0,20880-60-8,20880-65-3,22352-19-8,23973-20-8,32447-69-1,34213-32-6,53956-64-2,56907-29-0,56994-12-8,56994-13-9,57128-38-8,67650-36-6,68036-17-9,68036-19-1,78215-50-6,78215-51-7,79549-48-7,80446-82-8,85249-04-3,93221-83-1,93779-27-2,111407-83-1,111407-84-2,111407-85-3,120328-65-6,123809-59-6,132341-46-9,132341-47-0,132341-49-2,145307-94-4,52554-32-2) → Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-6-acetoxymethyl-2-(3-o-tolyl-thioureido)-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester (925699-19-0)

Guidance literature:

Multi-step reaction with 3 steps

1: phosphorus; bromine; acetic acid

2: 5,5-dimethyl-1,3-cyclohexadiene / 0.67 h / 130 - 140 °C / Microwave irradiation

3: benzene / 0.53 h / Microwave irradiation

With phosphorus; bromine; acetic acid; In 5,5-dimethyl-1,3-cyclohexadiene; benzene;

Reference yield:

D-(+)-lactose (63-42-3) → Acetic acid (2R,3R,4S,5R,6R)-3-acetoxy-6-acetoxymethyl-2-(3-o-tolyl-thioureido)-5-((2S,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester (925699-19-0)

Guidance literature:

Multi-step reaction with 4 steps

1: sodium acetate / Microwave irradiation

2: phosphorus; bromine; acetic acid

3: 5,5-dimethyl-1,3-cyclohexadiene / 0.67 h / 130 - 140 °C / Microwave irradiation

4: benzene / 0.53 h / Microwave irradiation

With phosphorus; bromine; sodium acetate; acetic acid; In 5,5-dimethyl-1,3-cyclohexadiene; benzene;

upstream raw materials:

o-toluidine

2,3,6,2',3',4'6'-hepta-O-acetyl-β-D-lactopyranosyl isothiocianate

lactose octaacetate

2,3,6,2',3',4',6'-hepta-O-acetyl-lactosyl bromide