Benzyl 2,4-di-O-benzyl-3-O-<2,3,6-tri-O-benzyl-4-O-(2,4,6-tri-O-acetyl-3-O-allyl-β-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranioside

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Chemical Name:Benzyl 2,4-di-O-benzyl-3-O-<2,3,6-tri-O-benzyl-4-O-(2,4,6-tri-O-acetyl-3-O-allyl-β-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranioside
CAS No.:141263-09-4
Molecular Formula:C₆₉H₇₈O₁₈
Molecular Weight:1195.37
Hs Code.:

Synonyms:Benzyl 2,4-di-O-benzyl-3-O-<2,3,6-tri-O-benzyl-4-O-(2,4,6-tri-O-acetyl-3-O-allyl-β-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranioside

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Chemical Property of Benzyl 2,4-di-O-benzyl-3-O-<2,3,6-tri-O-benzyl-4-O-(2,4,6-tri-O-acetyl-3-O-allyl-β-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranioside

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Technology Process of Benzyl 2,4-di-O-benzyl-3-O-<2,3,6-tri-O-benzyl-4-O-(2,4,6-tri-O-acetyl-3-O-allyl-β-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranioside

There total 10 articles about Benzyl 2,4-di-O-benzyl-3-O-<2,3,6-tri-O-benzyl-4-O-(2,4,6-tri-O-acetyl-3-O-allyl-β-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranioside 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: 73.0%

: 134662-13-8
2,4,6-tri-O-acetyl-3-O-allyl-α-D-galactopyranosyl trichloroacetimidate

: 141263-05-0
Benzyl 2,4-di-O-benzyl-3-O-(2,3,6-tri-O-benzyl-α-D-glucopyranosyl)-α-L-rhamnopyranoside

: 141263-09-4
Benzyl 2,4-di-O-benzyl-3-O-<2,3,6-tri-O-benzyl-4-O-(2,4,6-tri-O-acetyl-3-O-allyl-β-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranioside

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; In dichloromethane; at -30 ℃;
DOI:10.1016/S0008-6215(00)90498-1

Reference yield:

: 20701-61-5
ethyl 4,6-O-benzylidene-1-thio-β-D-glucopyranoside

: 141263-09-4
Benzyl 2,4-di-O-benzyl-3-O-<2,3,6-tri-O-benzyl-4-O-(2,4,6-tri-O-acetyl-3-O-allyl-β-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranioside

Guidance literature:: Multi-step reaction with 6 steps

1: 94 percent / NaH / dimethylformamide / 1 h / 0 °C

2: 1) borane-trimethylamine complex, molecular sieves (4 Angstroem), 2) AlCl₃ / 1) THF, 1 h, 2) 0 deg C, 3 h

3: 99 percent / pyridine / 16 h / Ambient temperature

4: 57 percent / molecular sieves (4 Angstroem), methyl triflate / diethyl ether / 18 h

5: 98 percent / NaOMe / methanol / pH 10, overnight

6: 73 percent / molecular sieves (4 Angstroem), trimethylsilyl triflate / CH₂Cl₂ / -30 °C

With pyridine; aluminium trichloride; trimethylsilyl trifluoromethanesulfonate; trimethylamine-borane; 4 A molecular sieve; sodium methylate; sodium hydride; methyl trifluoromethanesulfonate; In methanol; diethyl ether; dichloromethane; N,N-dimethyl-formamide;
DOI:10.1016/S0008-6215(00)90498-1

Reference yield:

: 62774-11-2
Benzyl 2,4-di-O-benzyl-α-L-rhamnopyranoside

: 141263-09-4
Benzyl 2,4-di-O-benzyl-3-O-<2,3,6-tri-O-benzyl-4-O-(2,4,6-tri-O-acetyl-3-O-allyl-β-D-galactopyranosyl)-α-D-glucopyranosyl>-α-L-rhamnopyranioside

Guidance literature:: Multi-step reaction with 3 steps

1: 57 percent / molecular sieves (4 Angstroem), methyl triflate / diethyl ether / 18 h

2: 98 percent / NaOMe / methanol / pH 10, overnight

3: 73 percent / molecular sieves (4 Angstroem), trimethylsilyl triflate / CH₂Cl₂ / -30 °C

With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; sodium methylate; methyl trifluoromethanesulfonate; In methanol; diethyl ether; dichloromethane;
DOI:10.1016/S0008-6215(00)90498-1