allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside

Base Information

Chemical Name:allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside
CAS No.:169836-50-4
Molecular Formula:C₇₇H₉₃NO₁₉
Molecular Weight:1336.58
Hs Code.:

allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside

Synonyms:allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside

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Chemical Property of allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside

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Technology Process of allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside

There total 11 articles about allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside 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: 84.0%

: 130177-78-5
O-(2-O-Acetyl-3,4,6-tri-O-benzyl-α-D-galactopyranosyl) trichloroacetimidate

: 402578-80-7
allyl 2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside

: 169836-50-4
allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside

Guidance literature:: With trifluorormethanesulfonic acid; In dichloromethane; at 0 - 20 ℃; for 0.333333h;
DOI:10.1002/1099-0690(200111)2001:22<4331::AID-EJOC4331>3.0.CO;2-R

Reference yield: 63.0%

: 61236-87-1
allyl 2,4,6-tri-O-benzyl-α-D-galactopyranoside

: 3-O-(2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl)-2-amino-2-deoxy-4,6-di-O-pivaloyl-1α-O:2-N,N-(ethan-1-yl-1-ylidene)-D-galactopyranose

: 169836-50-4
allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside

Guidance literature:: With trimethylsilyl trifluoromethanesulfonate; 4 A molecular sieve; In dichloromethane; at 40 ℃; for 120h; Heating;
DOI:10.1002/hlca.19950780302

Reference yield:

: 61236-87-1
allyl 2,4,6-tri-O-benzyl-α-D-galactopyranoside

: 169836-50-4
allyl 2-O-acetyl-3,4,6-tri-O-benzyl-β-D-galactopyranosyl-(1->3)-2-acetamido-2-deoxy-4,6-di-O-pivaloyl-β-D-galactopyranosyl-(1->3)-2,4,6-tri-O-benzyl-α-D-galactopyranoside

Guidance literature:: Multi-step reaction with 6 steps

1: 7.23 g / TfOH / 1,2-dichloro-ethane / 2.5 h / Heating

2: 100 percent / NaOMe / methanol / 0.33 h

3: 79 percent / pyridine / CH₂Cl₂ / 2.5 h / 0 °C

4: pyridine / CH₂Cl₂ / -35 - 20 °C

5: 3.16 g / water / 1 h / Heating

6: 84 percent / TfOH / CH₂Cl₂ / 0.33 h / 0 - 20 °C

With pyridine; trifluorormethanesulfonic acid; water; sodium methylate; In methanol; dichloromethane; 1,2-dichloro-ethane;
DOI:10.1002/1099-0690(200111)2001:22<4331::AID-EJOC4331>3.0.CO;2-R