1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranose

Base Information

Chemical Name:1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranose
CAS No.:120703-60-8
Molecular Formula:C₃₆H₄₂O₉
Molecular Weight:618.724
Hs Code.:

Synonyms:1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranose

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Chemical Property of 1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranose

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Technology Process of 1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranose

There total 5 articles about 1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranose 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: 91.0%

: 52579-97-2
1,6-anhydro-3,4-O-isopropylidene-β-D-galactopyranose

: 250691-61-3
(2S,3S,4R,5R,6S)-3,4,5-Tris-benzyloxy-2-iodo-6-methyl-tetrahydro-pyran

: 120703-60-8
1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranose

Guidance literature:: With 4 A molecular sieve; tetra-(n-butyl)ammonium iodide; N-ethyl-N,N-diisopropylamine; In dichloromethane; for 5.5h;
DOI:10.1016/S0008-6215(99)00146-9

Reference yield: 9.0%

: 120703-59-5
O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)trichloroacetimidate

: 52579-97-2
1,6-anhydro-3,4-O-isopropylidene-β-D-galactopyranose

: 120703-60-8
1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranose

: 120703-65-3
1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-β-L-fucopyranosyl)-β-D-galactopyranose

Guidance literature:: With 4 A molecular sieve; trimethylsilyl trifluoromethanesulfonate; In diethyl ether; for 5h; Ambient temperature;
DOI:10.1016/0008-6215(88)80026-0

Reference yield:

: 33639-75-7
2,3,4-tri-O-benzyl-6-deoxy-α-L-galactopyranose

: 120703-60-8
1,6-anhydro-3,4-O-isopropylidene-2-O-(2,3,4-tri-O-benzyl-α-L-fucopyranosyl)-β-D-galactopyranose

Guidance literature:: Multi-step reaction with 2 steps

1: 1.) molecular sieves (4 Angstroem); 2.) molecular sieves (4 Angstroem) / 1.) potassium carbonate; 2.) sodium hydride / 1.) dichloromethane, 6.5 h; 2.) dichloromethane, 5 h, r.t.

2: 82 percent / molecular sieves (4 Angstroem) / trimethylsilyl triflate / diethyl ether / 5 h / Ambient temperature

With 4 A molecular sieve; trimethylsilyl trifluoromethanesulfonate; sodium hydride; potassium carbonate; In diethyl ether;
DOI:10.1016/0008-6215(88)80026-0