methyl 4-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,3-di-deoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside

Base Information

Chemical Name:methyl 4-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,3-di-deoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside
CAS No.:142573-21-5
Molecular Formula:C₄₃H₅₀O₁₂S
Molecular Weight:790.929
Hs Code.:

Synonyms:methyl 4-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,3-di-deoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of methyl 4-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,3-di-deoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside

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Technology Process of methyl 4-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,3-di-deoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside

There total 3 articles about methyl 4-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,3-di-deoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside 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:

: 65530-31-6
(4aR,6R,8aS)-6-methoxy-2-(4-methoxyphenyl)-4,4a,6,8a-tetrahydropyrano[3,2-d][1,3]dioxine

: 142573-21-5
methyl 4-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,3-di-deoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 81 percent / H₂ / 20percent Pd(OH)2/C / ethanol / 6 h / 1034.3 Torr

2: 54 percent / pyridine / a) 0 deg C, 3.5 h, b) H₂O, 2 h, r.t.

3: 1.) Hg(CN)2, CaSO₄, 4 Angstroem molecular sieves / 1.) toluene, nitromethane, 1 h, 2.) toluene, nitromethane, 1.5 h, r.t.

With pyridine; calcium sulfate; 4 A molecular sieve; hydrogen; mercury(II) cyanide; palladium dihydroxide; In ethanol;

Reference yield:

: 34339-61-2
methyl 2,3-dideoxy-β-D-erythro-hexopyranoside

: 142573-21-5
methyl 4-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,3-di-deoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 54 percent / pyridine / a) 0 deg C, 3.5 h, b) H₂O, 2 h, r.t.

2: 1.) Hg(CN)2, CaSO₄, 4 Angstroem molecular sieves / 1.) toluene, nitromethane, 1 h, 2.) toluene, nitromethane, 1.5 h, r.t.

With pyridine; calcium sulfate; 4 A molecular sieve; mercury(II) cyanide;

Reference yield:

: 142573-20-4
methyl 2,3-dideoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside

: 77790-47-7
2-O-acetyl-3,4,6-tri-O-benzyl-α-D-galactopyranosyl bromide

: 142573-21-5
methyl 4-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2,3-di-deoxy-6-O-p-toluenesulfonyl-β-D-erythro-hexopyranoside

Guidance literature:: With calcium sulfate; 4 A molecular sieve; mercury(II) cyanide; Yield given. Multistep reaction; 1.) toluene, nitromethane, 1 h, 2.) toluene, nitromethane, 1.5 h, r.t.;