2-(p-aminophenylthio)ethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside

Base Information

Chemical Name:2-(p-aminophenylthio)ethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside
CAS No.:87019-22-5
Molecular Formula:C₃₄H₄₅NO₁₈S
Molecular Weight:787.793
Hs Code.:

Synonyms:2-(p-aminophenylthio)ethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside

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Chemical Property of 2-(p-aminophenylthio)ethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside

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Technology Process of 2-(p-aminophenylthio)ethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside

There total 3 articles about 2-(p-aminophenylthio)ethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside 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: 88.0%

: 85193-57-3
2-Bromoethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside

: 1193-02-8
4-aminotiophenol

: 87019-22-5
2-(p-aminophenylthio)ethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside

Guidance literature:: With sodium hydroxide; Aliquat 336; In water; benzene; for 9h;
DOI:10.1016/0008-6215(83)88059-8

Reference yield:

: 85248-99-3
Acetic acid (3R,4S,5S,6R)-3-acetoxy-6-acetoxymethyl-2-bromo-5-((2R,3R,4S,5S,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester

: 87019-22-5
2-(p-aminophenylthio)ethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 77 percent / 2,4,6-trimethylpyridine, silver triflate / CH₂Cl₂ / 23 h / -78 - 25 °C

2: NaH / dimethylformamide / 2 h / Ambient temperature

With 2,4,6-trimethyl-pyridine; silver trifluoromethanesulfonate; sodium hydride; In dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/0008-6215(82)85020-9

Reference yield:

: 80446-82-8
acetyl (2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-acetyl-α/β-D-galactopyranoside

: 87019-22-5
2-(p-aminophenylthio)ethyl 2,3,6-tri-O-acetyl-4-O-(2,3,4,6-tetra-O-acetyl-α-D-galactopyranosyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: HBr / acetic acid

2: 77 percent / 2,4,6-trimethylpyridine, silver triflate / CH₂Cl₂ / 23 h / -78 - 25 °C

3: NaH / dimethylformamide / 2 h / Ambient temperature

With 2,4,6-trimethyl-pyridine; hydrogen bromide; silver trifluoromethanesulfonate; sodium hydride; In dichloromethane; acetic acid; N,N-dimethyl-formamide;
DOI:10.1016/0008-6215(82)85020-9