3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester

Base Information

Chemical Name:3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester
CAS No.:83956-46-1
Molecular Formula:C₃₄H₃₈N₂O₁₀
Molecular Weight:634.683
Hs Code.:

Synonyms:3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester

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Chemical Property of 3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester

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Technology Process of 3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester

There total 6 articles about 3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester 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: 70.0%

: 1125-88-8
benzaldehyde dimethyl acetal

: 83956-45-0
3-O-(2-Acetamido-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester

: 83956-46-1
3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester

Guidance literature:: With toluene-4-sulfonic acid; In 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

: 83956-46-1
3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester

Guidance literature:: Multi-step reaction with 5 steps

1: 81 percent / 1.) AgCO₃, Drierite; 2.) AgClO₄ / toluene; CH₂Cl₂ / 18 h

2: NiCl₂*6H₂O, H₃BO₃, NaBH₄ / ethanol

3: pyridine

4: 71 percent / PhCH₂ONa/PhCH₂OH, molecular sieve / CH₂Cl₂ / 480 h

5: 70 percent / TsOH / acetonitrile

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

Reference yield:

: 84500-41-4,85995-50-2,85995-51-3,126401-06-7,16597-50-5
N-benzyloxycarbonyl-L-threonine benzyl ester

: 83956-46-1
3-O-(2-Acetamido-4,6-O-benzyliden-2-desoxy-α-D-galactopyranosyl)-N-(benzyloxycarbonyl)-L-threoninbenzylester

Guidance literature:: Multi-step reaction with 5 steps

1: 81 percent / 1.) AgCO₃, Drierite; 2.) AgClO₄ / toluene; CH₂Cl₂ / 18 h

2: NiCl₂*6H₂O, H₃BO₃, NaBH₄ / ethanol

3: pyridine

4: 71 percent / PhCH₂ONa/PhCH₂OH, molecular sieve / CH₂Cl₂ / 480 h

5: 70 percent / TsOH / acetonitrile

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