4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranoside

Base Information

Chemical Name:4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranoside
CAS No.:904684-13-5
Molecular Formula:C₆₂H₆₄O₁₇Si
Molecular Weight:1109.27
Hs Code.:

Synonyms:4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranoside

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Chemical Property of 4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranoside

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Technology Process of 4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranoside

There total 8 articles about 4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-di-tert-butylsilylene-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: 86.0%

: 904684-04-4
4-methoxyphenyl 2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranoside

: 149707-75-5,149707-76-6,138479-78-4
2,3,4,6-tetra-O-benzoyl-1-O-trichloroacetimidoyl-α-D-galactopyranose

: 904684-13-5
4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranoside

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; In dichloromethane; toluene; at 20 ℃; for 0.5h;
DOI:10.1016/j.carres.2006.02.011

Reference yield:

: 3150-20-7,6032-32-2,28541-75-5,85481-53-4,89731-58-8,109121-56-4,121468-39-1,12167-34-9
4-methoxyphenyl β-D-galactopyranoside

: 904684-13-5
4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 6 steps

1: 20 percent / 10-camphorsulfonic acid / 48 h / 20 °C

2: 15 percent / 10-camphorsulfonic acid / 48 h / 20 °C

3: 94 percent / pyridine; CH₂Cl₂ / 1 h / 0 °C

4: 91 percent / TFA / H₂O / 0.17 h / 20 °C

5: 5.06 g / sym-collidine / CH₂Cl₂ / 1.5 h / 0 °C

6: 86 percent / 4 Angstroem molecular sieves; trimethylsilyl triflate / CH₂Cl₂; toluene / 0.5 h / 20 °C

With 2,4,6-trimethyl-pyridine; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; (1S)-10-camphorsulfonic acid; trifluoroacetic acid; In pyridine; dichloromethane; water; toluene;
DOI:10.1016/j.carres.2006.02.011

Reference yield:

: 904684-03-3
4-methoxyphenyl 2-O-benzoyl-3,4-O-isopropylidene-6-O-(1-methoxy-1-methylethyl)-β-D-galactopyranoside

: 904684-13-5
4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-O-di-tert-butylsilylene-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 91 percent / TFA / H₂O / 0.17 h / 20 °C

2: 5.06 g / sym-collidine / CH₂Cl₂ / 1.5 h / 0 °C

3: 86 percent / 4 Angstroem molecular sieves; trimethylsilyl triflate / CH₂Cl₂; toluene / 0.5 h / 20 °C

With 2,4,6-trimethyl-pyridine; trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; trifluoroacetic acid; In dichloromethane; water; toluene;
DOI:10.1016/j.carres.2006.02.011