1-((2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl)-2-propene

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Chemical Name:1-((2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl)-2-propene
CAS No.:257932-96-0
Molecular Formula:C₅₇H₅₀O₁₅
Molecular Weight:975.015
Hs Code.:

Synonyms:1-((2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl)-2-propene

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Chemical Property of 1-((2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl)-2-propene

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Technology Process of 1-((2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl)-2-propene

There total 4 articles about 1-((2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl)-2-propene 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: 100.0%

: 98-88-4
benzoyl chloride

: 257932-95-9
1-((4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-α-D-glucopyranosyl)-2-propene

: 257932-96-0
1-((2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl)-2-propene

Guidance literature:: With pyridine; dmap; at 0 - 25 ℃; for 24h;
DOI:10.1021/jo991096m

Reference yield:

: 4753-07-5
2,3,6,2',3',4',6'-hepta-O-acetyl-lactosyl bromide

: 257932-96-0
1-((2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl)-2-propene

Guidance literature:: Multi-step reaction with 4 steps

1: 53 percent / bistributyltin / toluene; CH₂Cl₂ / 15 h / Irradiation

2: 1.1 g / NaOCH₃ / methanol / 15 h / 25 °C

3: 61 percent / formic acid / 0.75 h / 25 °C

4: 100 percent / pyridine; 4-(dimethylamino)pyridine / 24 h / 0 - 25 °C

With pyridine; dmap; formic acid; sodium methylate; bis(tri-n-butyltin); In methanol; dichloromethane; toluene; 1: Alkylation / 2: Deacetylation / 3: acetalization / 4: Acylation;
DOI:10.1021/jo991096m

Reference yield:

: 98854-03-6
1-(O-(2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-acetyl-α-D-glucopyranosyl)-2-propene

: 257932-96-0
1-((2,3-di-O-benzoyl-4,6-O-benzylidene-β-D-galactopyranosyl)-(1->4)-2,3,6-tri-O-benzoyl-α-D-glucopyranosyl)-2-propene

Guidance literature:: Multi-step reaction with 3 steps

1: 1.1 g / NaOCH₃ / methanol / 15 h / 25 °C

2: 61 percent / formic acid / 0.75 h / 25 °C

3: 100 percent / pyridine; 4-(dimethylamino)pyridine / 24 h / 0 - 25 °C

With pyridine; dmap; formic acid; sodium methylate; In methanol; 1: Deacetylation / 2: acetalization / 3: Acylation;
DOI:10.1021/jo991096m