ethyl 2-O-benzoyl-3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside

Base Information

• Chemical Name: ethyl 2-O-benzoyl-3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside
• CAS No.: 1187765-97-4
• Molecular Formula: C₃₀H₃₄O₆S
• Molecular Weight: 522.662

Synonyms:ethyl 2-O-benzoyl-3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside

Chemical Property of ethyl 2-O-benzoyl-3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside

Chemical Property:

Purity/Quality:

Safty Information:

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Technology Process of ethyl 2-O-benzoyl-3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside

There total 4 articles about ethyl 2-O-benzoyl-3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-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: 89.0%

ethyl 3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside (1009630-68-5) + benzyl bromide (100-39-0) → ethyl 2-O-benzoyl-3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside (1187765-97-4)

Guidance literature:

ethyl 3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside; With sodium hydride; In N,N-dimethyl-formamide; at 0 ℃; for 0.0833333h;

benzyl bromide; In N,N-dimethyl-formamide; at 0 ℃; for 2h;

DOI:10.1002/chem.201203865

Reference yield:

p-methoxybenzyl chloride (824-94-2) → ethyl 2-O-benzoyl-3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside (1187765-97-4)

Guidance literature:

Multi-step reaction with 2 steps

1.1: di(n-butyl)tin oxide / toluene / 6 h / Reflux; Dean-Stark

1.2: 12 h / 70 °C / Dean-Stark

2.1: sodium hydride / N,N-dimethyl-formamide / 6 h

With sodium hydride; di(n-butyl)tin oxide; In N,N-dimethyl-formamide; toluene;

DOI:10.1039/c5ra00759c

Reference yield:

ethyl (S)-4,6-O-benzylidene-1-thio-β-D-galactopyranoside (131564-36-8) → ethyl 2-O-benzoyl-3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside (1187765-97-4)

Guidance literature:

Multi-step reaction with 2 steps

1.1: di(n-butyl)tin oxide / toluene / 6 h / Reflux; Dean-Stark

1.2: 12 h / 70 °C / Dean-Stark

2.1: sodium hydride / N,N-dimethyl-formamide / 6 h

With sodium hydride; di(n-butyl)tin oxide; In N,N-dimethyl-formamide; toluene;

DOI:10.1039/c5ra00759c

upstream raw materials:

ethyl 3-O-(para-methoxyphenyl)methyl-4:6-O-phenylmethylene-1-thio-β-D-galactopyranoside

benzyl bromide

p-methoxybenzyl chloride

ethyl (S)-4,6-O-benzylidene-1-thio-β-D-galactopyranoside

Downstream raw materials:

4-methoxyphenyl (2-O-benzyl-4,6-O-benzylidene-α-D-galactopyranosyl)-(1->4)-(2,3-di-O-acetyl-α-L-rhamnopyranosyl)-(1->3)-4,6-O-benzylidene-2-deoxy-2-phthalimido-β-D-glucopyranoside

2,6-dimethylphenyl (2-O-benzyl-4,6-O-benzylidene-3-O-chloroacetyl-α-D-galactopyranosyl)-(1→4)-1-thio-2-O-benzoyl-3,6-di-O-benzyl-β-D-galactopyranoside

2-O-benzyl-4,6-O-benzylidene-3-O-chloroacetyl-α-D-galactopyranose

2-O-benzyl-4,6-O-benzylidene-3-O-chloroacetyl-β-D-galactopyranose

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