methyl 6-bromo-2,3,6-trideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-erythro-hexopyranoside

Base Information

Chemical Name:methyl 6-bromo-2,3,6-trideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-erythro-hexopyranoside
CAS No.:142573-10-2
Molecular Formula:C₆₁H₆₉BrO₁₂
Molecular Weight:1074.12
Hs Code.:

methyl 6-bromo-2,3,6-trideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-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 6-bromo-2,3,6-trideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-erythro-hexopyranoside

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Technology Process of methyl 6-bromo-2,3,6-trideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-erythro-hexopyranoside

There total 5 articles about methyl 6-bromo-2,3,6-trideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-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: 65.0%

: 33639-77-9
perbenzyl fucosyl bromide

: 142573-22-6
methyl 2,3-di-deoxy-6-O-p-toluenesulfonyl-4-O-(3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-β-D-erythro-hexopyranoside

: 142573-10-2
methyl 6-bromo-2,3,6-trideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-erythro-hexopyranoside

: 142573-23-7
methyl 2,3-di-deoxy-6-O-p-toluenesulfonyl-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-erythro-hexopyranoside

Guidance literature:: With 4 A molecular sieve; tetraethylammonium bromide; In dichloromethane; N,N-dimethyl-formamide; for 27h;

Reference yield:

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

: 142573-10-2
methyl 6-bromo-2,3,6-trideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-erythro-hexopyranoside

Guidance literature:: Multi-step reaction with 5 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.

4: 90 percent / NaOMe / methanol; CH₂Cl₂ / Ambient temperature

5: 4 percent / Et₄NBr, 4 Angstroem molecular sieves / CH₂Cl₂; dimethylformamide / 27 h

With pyridine; calcium sulfate; 4 A molecular sieve; tetraethylammonium bromide; hydrogen; sodium methylate; mercury(II) cyanide; palladium dihydroxide; In methanol; ethanol; dichloromethane; N,N-dimethyl-formamide;

Reference yield:

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

: 142573-10-2
methyl 6-bromo-2,3,6-trideoxy-4-O-<3,4,6-tri-O-benzyl-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranosyl>-β-D-erythro-hexopyranoside

Guidance literature:: Multi-step reaction with 3 steps

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

2: 90 percent / NaOMe / methanol; CH₂Cl₂ / Ambient temperature

3: 4 percent / Et₄NBr, 4 Angstroem molecular sieves / CH₂Cl₂; dimethylformamide / 27 h

With calcium sulfate; 4 A molecular sieve; tetraethylammonium bromide; sodium methylate; mercury(II) cyanide; In methanol; dichloromethane; N,N-dimethyl-formamide;