S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol

Base Information

Chemical Name:S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol
CAS No.:173067-88-4
Molecular Formula:C₆₈H₈₁Cl₂NO₂₀S
Molecular Weight:1335.36
Hs Code.:

S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol

Synonyms:S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol

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Chemical Property of S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol

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Technology Process of S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol

There total 8 articles about S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol 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: 68.0%

: 40591-65-9,51224-13-6,51898-28-3,57030-42-9,106818-92-2
2,3,4,6-tetra-O-acetylgalactopyranosyl-1-β-pseudothiourea hydrobromide

: 173067-87-3
2,3,6-tri-O-benzoyl-4-O-trifluoromethylsulfonyl-β-D-galactopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol

: 173067-88-4
S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol

Guidance literature:: With potassium carbonate; In methanol; acetone; for 2h; Ambient temperature;
DOI:10.1016/0008-6215(95)00189-Z

Reference yield:

: 98-88-4
benzoyl chloride

: 173067-88-4
S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol

Guidance literature:: Multi-step reaction with 3 steps

1: 64 percent / pyridine / 2 h / -30 °C

2: 75 percent / pyridine / CH₂Cl₂ / 2 h

3: 68 percent / potassium carbonate / acetone; methanol / 2 h / Ambient temperature

With pyridine; potassium carbonate; In methanol; dichloromethane; acetone;
DOI:10.1016/0008-6215(95)00189-Z

Reference yield:

: 2238-90-6,52050-17-6,56453-02-2,95119-84-9,95975-32-9,106565-70-2
psychosine

: 173067-88-4
S-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>4)-2,3,6-tri-O-benzoyl-4-thio-β-D-glucopyranosyl-(1<*>1)-(2S,3R,4E)-3-O-benzoyl-2-dichloroacetamido-4-octadecen-1,3-diol

Guidance literature:: Multi-step reaction with 7 steps

1: 88 percent / N,N-diisopropylethylamine, aliquots / methanol; CH₂Cl₂

2: 47.5 percent / p-toluenesulfonic acid monohydrate / dimethylformamide / 48 h / 50 °C

3: pyridine / 4 h / -10 °C

4: p-toluenesulfonic acid monohydrate, methanol / CHCl₃; methanol / 4 h / Ambient temperature

5: 64 percent / pyridine / 2 h / -30 °C

6: 75 percent / pyridine / CH₂Cl₂ / 2 h

7: 68 percent / potassium carbonate / acetone; methanol / 2 h / Ambient temperature

With pyridine; methanol; aliquots; potassium carbonate; toluene-4-sulfonic acid; N-ethyl-N,N-diisopropylamine; In methanol; dichloromethane; chloroform; N,N-dimethyl-formamide; acetone;
DOI:10.1016/0008-6215(95)00189-Z