2-(trimethylsilyl)ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->3)-2,4-di-O-benzoyl-6-O-(tert-butyldiphenylsilyl)-β-D-galactopyranoside

Base Information

Chemical Name:2-(trimethylsilyl)ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->3)-2,4-di-O-benzoyl-6-O-(tert-butyldiphenylsilyl)-β-D-galactopyranoside
CAS No.:905703-60-8
Molecular Formula:C₅₅H₆₈O₁₇Si₂
Molecular Weight:1057.31
Hs Code.:

Synonyms:2-(trimethylsilyl)ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->3)-2,4-di-O-benzoyl-6-O-(tert-butyldiphenylsilyl)-β-D-galactopyranoside

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Chemical Property of 2-(trimethylsilyl)ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->3)-2,4-di-O-benzoyl-6-O-(tert-butyldiphenylsilyl)-β-D-galactopyranoside

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Technology Process of 2-(trimethylsilyl)ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->3)-2,4-di-O-benzoyl-6-O-(tert-butyldiphenylsilyl)-β-D-galactopyranoside

There total 3 articles about 2-(trimethylsilyl)ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->3)-2,4-di-O-benzoyl-6-O-(tert-butyldiphenylsilyl)-β-D-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:

: C₄₈H₅₆O₈Si₂

: 905703-60-8
2-(trimethylsilyl)ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->3)-2,4-di-O-benzoyl-6-O-(tert-butyldiphenylsilyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 95 percent / hydrogen / Pd(OH)2/C / acetic acid; ethanol / 20 °C

2: 80 percent / molecular sieves 4 Angstroem; TMS-triflate / CH₂Cl₂ / 18 h / -40 - 20 °C

With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; hydrogen; palladium dihydroxide; In ethanol; dichloromethane; acetic acid;
DOI:10.1016/j.carres.2006.03.026

Reference yield:

: 3947-62-4,6207-76-7,10343-06-3,19235-21-3,22554-70-7,22860-22-6,57884-82-9,62057-79-8,70191-05-8,109525-54-4,140147-37-1,47339-09-3
2,3,4,6-tetra-O-acetyl-α/β-D-galactopyranose

: 905703-60-8
2-(trimethylsilyl)ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->3)-2,4-di-O-benzoyl-6-O-(tert-butyldiphenylsilyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 4.57 g / DBU / CH₂Cl₂ / 2 h / 0 °C

2: 80 percent / molecular sieves 4 Angstroem; TMS-triflate / CH₂Cl₂ / 18 h / -40 - 20 °C

With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; 1,8-diazabicyclo[5.4.0]undec-7-ene; In dichloromethane;
DOI:10.1016/j.carres.2006.03.026

Reference yield:

: 4163-60-4
β-D-galactose peracetate

: 905703-60-8
2-(trimethylsilyl)ethyl 2,3,4,6-tetra-O-acetyl-β-D-galactopyranosyl-(1->3)-2,4-di-O-benzoyl-6-O-(tert-butyldiphenylsilyl)-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 4.5 g / dimethylamine / acetonitrile / -20 - 20 °C

2: 4.57 g / DBU / CH₂Cl₂ / 2 h / 0 °C

3: 80 percent / molecular sieves 4 Angstroem; TMS-triflate / CH₂Cl₂ / 18 h / -40 - 20 °C

With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; 1,8-diazabicyclo[5.4.0]undec-7-ene; dimethyl amine; In dichloromethane; acetonitrile;
DOI:10.1016/j.carres.2006.03.026