5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-[2'',6''-di-O-(4-ethoxybenzoyl)-3'',4''-O-isopropylidene]galactosyl-4H-chromen-4-one

Base Information

Chemical Name:5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-[2'',6''-di-O-(4-ethoxybenzoyl)-3'',4''-O-isopropylidene]galactosyl-4H-chromen-4-one
CAS No.:1262615-39-3
Molecular Formula:C₆₉H₆₀O₁₆
Molecular Weight:1145.23
Hs Code.:

Synonyms:5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-[2'',6''-di-O-(4-ethoxybenzoyl)-3'',4''-O-isopropylidene]galactosyl-4H-chromen-4-one

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Chemical Property of 5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-[2'',6''-di-O-(4-ethoxybenzoyl)-3'',4''-O-isopropylidene]galactosyl-4H-chromen-4-one

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Technology Process of 5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-[2'',6''-di-O-(4-ethoxybenzoyl)-3'',4''-O-isopropylidene]galactosyl-4H-chromen-4-one

There total 9 articles about 5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-[2'',6''-di-O-(4-ethoxybenzoyl)-3'',4''-O-isopropylidene]galactosyl-4H-chromen-4-one 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: 66.0%

: 1262615-38-2
5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-(3'',4''-O-isopropylidene)galactosyl-4H-chromen-4-one

: 619-86-3
4-(ethoxy)benzoic acid

: 1262615-39-3
5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-[2'',6''-di-O-(4-ethoxybenzoyl)-3'',4''-O-isopropylidene]galactosyl-4H-chromen-4-one

Guidance literature:: With dmap; dicyclohexyl-carbodiimide; In dichloromethane; at -10 - 20 ℃; Inert atmosphere;
DOI:10.1021/jm200010x

Reference yield:

: 742062-20-0
2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-5,7-dihydroxy-3-(2,3,4,6-tetraacetyl-β-D-galactopyranosyl)-4H-chromen-4-one

: 1262615-39-3
5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-[2'',6''-di-O-(4-ethoxybenzoyl)-3'',4''-O-isopropylidene]galactosyl-4H-chromen-4-one

Guidance literature:: Multi-step reaction with 4 steps

1.1: potassium carbonate / N,N-dimethyl-formamide / 7 h / 20 °C

2.1: sodium methylate / ethyl acetate / 1.5 h / 20 °C

2.2: H⁺ion exchange resin

3.1: sulfuric acid; copper(II) sulfate / 12 h / 20 °C

4.1: dmap; dicyclohexyl-carbodiimide / dichloromethane / -10 - 20 °C / Inert atmosphere

With dmap; sulfuric acid; sodium methylate; potassium carbonate; copper(II) sulfate; dicyclohexyl-carbodiimide; In dichloromethane; ethyl acetate; N,N-dimethyl-formamide;
DOI:10.1021/jm200010x

Reference yield:

: 1262615-36-0
5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-tetraacetylgalactosyl-4H-chromen-4-one

: 1262615-39-3
5,7-dibenzyloxy-2-(2,2-diphenylbenzo[d][1,3]dioxol-5-yl)-3-β-D-[2'',6''-di-O-(4-ethoxybenzoyl)-3'',4''-O-isopropylidene]galactosyl-4H-chromen-4-one

Guidance literature:: Multi-step reaction with 3 steps

1.1: sodium methylate / ethyl acetate / 1.5 h / 20 °C

1.2: H⁺ion exchange resin

2.1: sulfuric acid; copper(II) sulfate / 12 h / 20 °C

3.1: dmap; dicyclohexyl-carbodiimide / dichloromethane / -10 - 20 °C / Inert atmosphere

With dmap; sulfuric acid; sodium methylate; copper(II) sulfate; dicyclohexyl-carbodiimide; In dichloromethane; ethyl acetate;
DOI:10.1021/jm200010x