4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-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-β-D-galactopyranoside
CAS No.:671194-56-2
Molecular Formula:C₅₄H₄₈O₁₇
Molecular Weight:968.965
Hs Code.:

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

There total 18 articles about 4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-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: 92.0%

: 671194-54-0
4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-4,6-benzylidene-β-D-galactopyranoside

: 671194-56-2
4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-β-D-galactopyranoside

Guidance literature:: With water; trifluoroacetic acid; at 20 ℃; for 0.333333h;
DOI:10.1016/j.carres.2003.10.012

Reference yield: 90.0%

: 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

: 671194-56-2
4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-β-D-galactopyranoside

Guidance literature:: With triethylamine tris(hydrogen fluoride); In tetrahydrofuran; at 0 ℃; for 2h;
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

: 671194-56-2
4-methoxyphenyl O-(2,3,4,6-tetra-O-benzoyl-β-D-galactopyranosyl)-(1->3)-2-O-benzoyl-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 7 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

7: 90 percent / Et₃N*3HF / tetrahydrofuran / 2 h / 0 °C

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