O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<>3)-N-(benzyloxycarbonyl)-L-serinbenzylester

Base Information

Chemical Name:O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<*>3)-N-(benzyloxycarbonyl)-L-serinbenzylester
CAS No.:83956-42-7
Molecular Formula:C₄₇H₅₄N₂O₁₉
Molecular Weight:950.948
Hs Code.:

O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<*>3)-N-(benzyloxycarbonyl)-L-serinbenzylester

Synonyms:O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<*>3)-N-(benzyloxycarbonyl)-L-serinbenzylester

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Chemical Property of O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<*>3)-N-(benzyloxycarbonyl)-L-serinbenzylester

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Technology Process of O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<*>3)-N-(benzyloxycarbonyl)-L-serinbenzylester

There total 8 articles about O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<*>3)-N-(benzyloxycarbonyl)-L-serinbenzylester 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: 71.0%

: 83956-41-6
3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-serinbenzylester

: 3068-32-4
1-bromo-1-deoxy-2,3,4,6-tetra-O-acetyl-a-D-galactopyranoside

: 83956-42-7
O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<*>3)-N-(benzyloxycarbonyl)-L-serinbenzylester

Guidance literature:: With molecular sieve; mercury(II) cyanide; mercury dibromide; In nitromethane; toluene; for 18h;
DOI:10.1016/0008-6215(82)84033-0

Reference yield:

: 21209-51-8
N-benzyloxycarbonyl-L-serine benzyl ester

: 83956-42-7
O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<*>3)-N-(benzyloxycarbonyl)-L-serinbenzylester

Guidance literature:: Multi-step reaction with 6 steps

1: 85 percent / 1.) AgCO₃, drierite, molecular sieve; 2.) AgClO₄ / toluene; CH₂Cl₂ / 18 h

2: NiCl₂*6H₂O, H₃BO₃, NaBH₄ / ethanol

3: pyridine

4: 79 percent / PhCH₂ONa/PhCH₂OH, molecular sieve / CH₂Cl₂ / 480 h

5: 62 percent / TsOH / acetonitrile / 8 h

6: 71 percent / Hg(CN)2, HgBr₂, molecular sieve / nitromethane; toluene / 18 h

With calcium sulfate; sodium tetrahydroborate; silver (II) carbonate; molecular sieve; boric acid; silver perchlorate; mercury(II) cyanide; toluene-4-sulfonic acid; sodium phenyl-methanolate; mercury dibromide; nickel dichloride; benzyl alcohol; In pyridine; nitromethane; ethanol; dichloromethane; toluene; acetonitrile;
DOI:10.1016/0008-6215(82)84033-0

Reference yield:

: 67817-37-2
3,4,6-tri-O-acetyl-2-azido-2-deoxy-β-D-galactopyranosyl chloride

: 83956-42-7
O-(2,3,4,6-Tetra-O-acetyl-β-D-galactopyranosyl)-(1<*>3)-O-(2-acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-(1<*>3)-N-(benzyloxycarbonyl)-L-serinbenzylester

Guidance literature:: Multi-step reaction with 6 steps

1: 85 percent / 1.) AgCO₃, drierite, molecular sieve; 2.) AgClO₄ / toluene; CH₂Cl₂ / 18 h

2: NiCl₂*6H₂O, H₃BO₃, NaBH₄ / ethanol

3: pyridine

4: 79 percent / PhCH₂ONa/PhCH₂OH, molecular sieve / CH₂Cl₂ / 480 h

5: 62 percent / TsOH / acetonitrile / 8 h

6: 71 percent / Hg(CN)2, HgBr₂, molecular sieve / nitromethane; toluene / 18 h

With calcium sulfate; sodium tetrahydroborate; silver (II) carbonate; molecular sieve; boric acid; silver perchlorate; mercury(II) cyanide; toluene-4-sulfonic acid; sodium phenyl-methanolate; mercury dibromide; nickel dichloride; benzyl alcohol; In pyridine; nitromethane; ethanol; dichloromethane; toluene; acetonitrile;
DOI:10.1016/0008-6215(82)84033-0