benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-β-D-glucopyranoside

Base Information

Chemical Name:benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-β-D-glucopyranoside
CAS No.:591774-20-8
Molecular Formula:C₄₃H₄₈O₁₆
Molecular Weight:820.845
Hs Code.:

Synonyms:benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-β-D-glucopyranoside

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Chemical Property of benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-β-D-glucopyranoside

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Technology Process of benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-β-D-glucopyranoside

There total 6 articles about benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-β-D-glucopyranoside 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: 61.0%

: 591774-17-3
benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-6-O-thexyldimethylsilyl-β-D-glucopyranoside

: 591774-20-8
benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-β-D-glucopyranoside

Guidance literature:: With tetrabutyl ammonium fluoride; acetic acid; In tetrahydrofuran; at 20 ℃; for 42h;
DOI:10.1002/ejoc.200200425

Reference yield:

: 18404-72-3
benzyl 4-O-β-D-galactopyranosyl-β-D-glucopyranoside

: 591774-20-8
benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-β-D-glucopyranoside

Guidance literature:: Multi-step reaction with 6 steps

1: 73 percent / Candida antarctica lipase / tetrahydrofuran / 48 h / 40 °C

2: 72 percent / Candida antarctica lipase / acetonitrile / 96 h / 45 °C

3: 66 percent / camphorsulfonic acid / 22 h / Heating

4: 75 percent / imidazole / dimethylformamide / 2 h / 20 °C

5: 94 percent / pyridine / 2 h / 20 °C

6: 61 percent / AcOH; TBAF / tetrahydrofuran / 42 h / 20 °C

With pyridine; 1H-imidazole; Candida antarctica lipase; camphor-10-sulfonic acid; tetrabutyl ammonium fluoride; acetic acid; In tetrahydrofuran; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1002/ejoc.200200425

Reference yield:

: 183296-88-0
benzyl (6-O-acetyl-β-D-galactopyranosyl)-(1->4)-β-D-glucopyranoside

: 591774-20-8
benzyl (6-O-acetyl-3,4-O-isopropylidene-2-O-levulinoyl-β-D-galactopyranosyl)-(1->4)-2,3-di-O-benzoyl-β-D-glucopyranoside

Guidance literature:: Multi-step reaction with 5 steps

1: 72 percent / Candida antarctica lipase / acetonitrile / 96 h / 45 °C

2: 66 percent / camphorsulfonic acid / 22 h / Heating

3: 75 percent / imidazole / dimethylformamide / 2 h / 20 °C

4: 94 percent / pyridine / 2 h / 20 °C

5: 61 percent / AcOH; TBAF / tetrahydrofuran / 42 h / 20 °C

With pyridine; 1H-imidazole; Candida antarctica lipase; camphor-10-sulfonic acid; tetrabutyl ammonium fluoride; acetic acid; In tetrahydrofuran; N,N-dimethyl-formamide; acetonitrile;
DOI:10.1002/ejoc.200200425