methyl 2,3,6-di-O-benzyl-4-O-levulinoyl-1-thio-β-D-[13C6]galactopyranoside

Base Information

Chemical Name:methyl 2,3,6-di-O-benzyl-4-O-levulinoyl-1-thio-β-D-[13C6]galactopyranoside
CAS No.:213020-75-8
Molecular Formula:C₃₃H₃₄O₉S
Molecular Weight:612.628
Hs Code.:

Synonyms:methyl 2,3,6-di-O-benzyl-4-O-levulinoyl-1-thio-β-D-[13C6]galactopyranoside

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Chemical Property of methyl 2,3,6-di-O-benzyl-4-O-levulinoyl-1-thio-β-D-[13C6]galactopyranoside

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Technology Process of methyl 2,3,6-di-O-benzyl-4-O-levulinoyl-1-thio-β-D-[13C6]galactopyranoside

There total 4 articles about methyl 2,3,6-di-O-benzyl-4-O-levulinoyl-1-thio-β-D-[13C6]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: 99.0%

: levulinic acid Cs salt

: 213020-73-6
methyl 2,3-di-O-benzoyl-6-O-benzyl-4-(4-bromobenzenesufonyl)-1-thio-β-D-[13C6]glucopyranoside

: 213020-75-8
methyl 2,3,6-di-O-benzyl-4-O-levulinoyl-1-thio-β-D-[13C6]galactopyranoside

Guidance literature:: With 18-crown-6 ether; In toluene; for 18h; Heating;
DOI:10.1016/S0040-4020(98)00577-8

Reference yield:

: 213020-72-5
methyl 2,3-di-O-benzoyl-6-O-benzyl-1-thio-β-D-[13C6]glucopyranoside

: 213020-75-8
methyl 2,3,6-di-O-benzyl-4-O-levulinoyl-1-thio-β-D-[13C6]galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 91 percent / pyridine / 4-DMAP / 14 h / 70 °C

2: 99 percent / 18-crown-6 / toluene / 18 h / Heating

With pyridine; 18-crown-6 ether; dmap; In toluene; 1: Acylation / 2: Acylation;
DOI:10.1016/S0040-4020(98)00577-8

Reference yield:

: methyl 2,3-di-O-benzoyl-4,6-O-benzylidene-1-thio-β-D-[¹³C₆]glucopyranoside

: 213020-75-8
methyl 2,3,6-di-O-benzyl-4-O-levulinoyl-1-thio-β-D-[13C6]galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 92 percent / triethylsilane; trifluoroacetic acid / CH₂Cl₂ / 5 h / 0 - 20 °C

2: 91 percent / pyridine / 4-DMAP / 14 h / 70 °C

3: 99 percent / 18-crown-6 / toluene / 18 h / Heating

With pyridine; triethylsilane; 18-crown-6 ether; trifluoroacetic acid; dmap; In dichloromethane; toluene; 1: Ring cleavage / 2: Acylation / 3: Acylation;
DOI:10.1016/S0040-4020(98)00577-8