methyl 2-O-(4-O-acetyl-2-O-benzyl-α-L-fucopyranosyl)-3,4-di-O-benzyl-α-L-fucopyranoside

Base Information

Chemical Name:methyl 2-O-(4-O-acetyl-2-O-benzyl-α-L-fucopyranosyl)-3,4-di-O-benzyl-α-L-fucopyranoside
CAS No.:131524-32-8
Molecular Formula:C₃₆H₄₄O₁₀
Molecular Weight:636.739
Hs Code.:

Synonyms:methyl 2-O-(4-O-acetyl-2-O-benzyl-α-L-fucopyranosyl)-3,4-di-O-benzyl-α-L-fucopyranoside

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Chemical Property of methyl 2-O-(4-O-acetyl-2-O-benzyl-α-L-fucopyranosyl)-3,4-di-O-benzyl-α-L-fucopyranoside

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Technology Process of methyl 2-O-(4-O-acetyl-2-O-benzyl-α-L-fucopyranosyl)-3,4-di-O-benzyl-α-L-fucopyranoside

There total 4 articles about methyl 2-O-(4-O-acetyl-2-O-benzyl-α-L-fucopyranosyl)-3,4-di-O-benzyl-α-L-fucopyranoside 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: 81.0%

: (3aR,4S,6S,7S,7aR)-7-Benzyloxy-6-((2R,3S,4R,5R,6S)-4,5-bis-benzyloxy-2-methoxy-6-methyl-tetrahydro-pyran-3-yloxy)-2-ethoxy-2,4-dimethyl-tetrahydro-[1,3]dioxolo[4,5-c]pyran

: 131524-32-8
methyl 2-O-(4-O-acetyl-2-O-benzyl-α-L-fucopyranosyl)-3,4-di-O-benzyl-α-L-fucopyranoside

Guidance literature:: With acetic acid; for 1h; Ambient temperature;
DOI:10.1016/0008-6215(90)80112-G

Reference yield:

: 42822-13-9
methyl 3,4-di-O-benzyl-α-L-fucopyranoside

: 131524-32-8
methyl 2-O-(4-O-acetyl-2-O-benzyl-α-L-fucopyranosyl)-3,4-di-O-benzyl-α-L-fucopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 1) molecular sieves, 2) CuBr, tetrabutylammonium bromide / 1) CH₂Cl₂, DMF, 0.5 h, 2) 16 h, r.t.

2: 90 percent / 60percent aq. acetic acid / 1.5 h / 50 °C

3: 100 percent / 4-toluenesulfonic acid monohydrate / benzene / 1.5 h / Ambient temperature

4: 81 percent / 80percent aq. acetic acid / 1 h / Ambient temperature

With molecular sieve; p-toluenesulfonic acid monohydrate; tetrabutylammomium bromide; acetic acid; copper(I) bromide; In benzene;
DOI:10.1016/0008-6215(90)80112-G

Reference yield:

: 131524-31-7
methyl 3,4-di-O-benzyl-2-O-<2-O-benzyl-α-L-fucopyranosyl>-α-L-fucopyranoside

: 131524-32-8
methyl 2-O-(4-O-acetyl-2-O-benzyl-α-L-fucopyranosyl)-3,4-di-O-benzyl-α-L-fucopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 100 percent / 4-toluenesulfonic acid monohydrate / benzene / 1.5 h / Ambient temperature

2: 81 percent / 80percent aq. acetic acid / 1 h / Ambient temperature

With p-toluenesulfonic acid monohydrate; acetic acid; In benzene;
DOI:10.1016/0008-6215(90)80112-G