methyl 2-O-acetyl-4-O-benzyl-3-O-<2,4,6-tri-O-benzyl-3-O-(methyl 2,3,4-tri-O-benzyl-α-D-galactopyranosyl uronate)-α-D-galactopyranosyl>-α-L-rhamnopyranoside

Base Information

Chemical Name:methyl 2-O-acetyl-4-O-benzyl-3-O-<2,4,6-tri-O-benzyl-3-O-(methyl 2,3,4-tri-O-benzyl-α-D-galactopyranosyl uronate)-α-D-galactopyranosyl>-α-L-rhamnopyranoside
CAS No.:157364-11-9
Molecular Formula:C₇₁H₇₈O₁₇
Molecular Weight:1203.39
Hs Code.:

methyl 2-O-acetyl-4-O-benzyl-3-O-<2,4,6-tri-O-benzyl-3-O-(methyl 2,3,4-tri-O-benzyl-α-D-galactopyranosyl uronate)-α-D-galactopyranosyl>-α-L-rhamnopyranoside

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Chemical Property of methyl 2-O-acetyl-4-O-benzyl-3-O-<2,4,6-tri-O-benzyl-3-O-(methyl 2,3,4-tri-O-benzyl-α-D-galactopyranosyl uronate)-α-D-galactopyranosyl>-α-L-rhamnopyranoside

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Technology Process of methyl 2-O-acetyl-4-O-benzyl-3-O-<2,4,6-tri-O-benzyl-3-O-(methyl 2,3,4-tri-O-benzyl-α-D-galactopyranosyl uronate)-α-D-galactopyranosyl>-α-L-rhamnopyranoside

There total 4 articles about methyl 2-O-acetyl-4-O-benzyl-3-O-<2,4,6-tri-O-benzyl-3-O-(methyl 2,3,4-tri-O-benzyl-α-D-galactopyranosyl uronate)-α-D-galactopyranosyl>-α-L-rhamnopyranoside 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:

: 25019-69-6
methyl 4-O-benzyl-α-L-rhamnopyranoside

: 157364-11-9
methyl 2-O-acetyl-4-O-benzyl-3-O-<2,4,6-tri-O-benzyl-3-O-(methyl 2,3,4-tri-O-benzyl-α-D-galactopyranosyl uronate)-α-D-galactopyranosyl>-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) p-toluenesulphonic acid, 2.) acetic acid / 1.) benzene, 1.5 h, RT, 2.) benzene, 2 h

2: 1.) 4A molecular sieves, 2.) methyl triflate / 1.) ether, 1 h, RT, 2.) ether, 72 h

3: 64 percent / NaOAC*3H₂O, PdCl₂ / acetic acid; H₂O / 17 h / 25 °C

4: 1.) 4A molecular sieves 2.) mercury (II) bromide / 1.) 1,2 dichloroethane, RT, 1 h, 2.) 1,2 dichloroethane, 96 h

With 4 A molecular sieve; sodium acetate; toluene-4-sulfonic acid; acetic acid; methyl trifluoromethanesulfonate; mercury dibromide; palladium dichloride; In water; acetic acid;

Reference yield:

: 90164-70-8
methyl 2-O-acetyl-4-O-benzyl-α-L-rhamnopyranoside

: 157364-11-9
methyl 2-O-acetyl-4-O-benzyl-3-O-<2,4,6-tri-O-benzyl-3-O-(methyl 2,3,4-tri-O-benzyl-α-D-galactopyranosyl uronate)-α-D-galactopyranosyl>-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 1.) 4A molecular sieves, 2.) methyl triflate / 1.) ether, 1 h, RT, 2.) ether, 72 h

2: 64 percent / NaOAC*3H₂O, PdCl₂ / acetic acid; H₂O / 17 h / 25 °C

3: 1.) 4A molecular sieves 2.) mercury (II) bromide / 1.) 1,2 dichloroethane, RT, 1 h, 2.) 1,2 dichloroethane, 96 h

With 4 A molecular sieve; sodium acetate; methyl trifluoromethanesulfonate; mercury dibromide; palladium dichloride; In water; acetic acid;

Reference yield:

: 157364-08-4
methyl-2-O-acetyl-3-O(3-O-allyl-2,4,6-tri-O-benzyl-α-D-galactopyranosyl)-4-O-benzyl-α-L-rhamnopyranoside

: 157364-11-9
methyl 2-O-acetyl-4-O-benzyl-3-O-<2,4,6-tri-O-benzyl-3-O-(methyl 2,3,4-tri-O-benzyl-α-D-galactopyranosyl uronate)-α-D-galactopyranosyl>-α-L-rhamnopyranoside

Guidance literature:: Multi-step reaction with 2 steps

1: 64 percent / NaOAC*3H₂O, PdCl₂ / acetic acid; H₂O / 17 h / 25 °C

2: 1.) 4A molecular sieves 2.) mercury (II) bromide / 1.) 1,2 dichloroethane, RT, 1 h, 2.) 1,2 dichloroethane, 96 h

With 4 A molecular sieve; sodium acetate; mercury dibromide; palladium dichloride; In water; acetic acid;