methyl 3,4-di-O-acetyl-2,6-di-O-benzyl-5-C-methoxy-β-D-galactopyranoside

Base Information

Chemical Name:methyl 3,4-di-O-acetyl-2,6-di-O-benzyl-5-C-methoxy-β-D-galactopyranoside
CAS No.:143520-31-4
Molecular Formula:C₂₆H₃₂O₉
Molecular Weight:488.535
Hs Code.:

Synonyms:methyl 3,4-di-O-acetyl-2,6-di-O-benzyl-5-C-methoxy-β-D-galactopyranoside

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of methyl 3,4-di-O-acetyl-2,6-di-O-benzyl-5-C-methoxy-β-D-galactopyranoside

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Technology Process of methyl 3,4-di-O-acetyl-2,6-di-O-benzyl-5-C-methoxy-β-D-galactopyranoside

There total 5 articles about methyl 3,4-di-O-acetyl-2,6-di-O-benzyl-5-C-methoxy-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: 96.0%

: 108-24-7
acetic anhydride

: 134039-09-1
methyl 2,6-di-O-benzyl-5-C-methoxy-β-D-galactopyranoside

: 143520-31-4
methyl 3,4-di-O-acetyl-2,6-di-O-benzyl-5-C-methoxy-β-D-galactopyranoside

Guidance literature:: With pyridine; for 24h; Ambient temperature;

Reference yield:

: 100-39-0
benzyl bromide

: 143520-31-4
methyl 3,4-di-O-acetyl-2,6-di-O-benzyl-5-C-methoxy-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 1.) NaH / 1.) DMF, from 0 deg C to RT, 45 min, 2.) DMF, from 0 deg C to RT, 3.25 h

2: 73 percent / t-BuOK / dimethylformamide / 2 h / 80 °C

3: 81 percent / 83percent m-chloroperbenzoic acid (MCPBA) / 2.5 h / 0 °C

4: 96 percent / pyridine / 24 h / Ambient temperature

With pyridine; potassium tert-butylate; sodium hydride; 3-chloro-benzenecarboperoxoic acid; In N,N-dimethyl-formamide;

Reference yield:

: 102854-30-8
methyl 2,6-di-O-benzyl-3,4-O-isopropylidene-β-D-galactopyranoside

: 143520-31-4
methyl 3,4-di-O-acetyl-2,6-di-O-benzyl-5-C-methoxy-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 73 percent / t-BuOK / dimethylformamide / 2 h / 80 °C

2: 81 percent / 83percent m-chloroperbenzoic acid (MCPBA) / 2.5 h / 0 °C

3: 96 percent / pyridine / 24 h / Ambient temperature

With pyridine; potassium tert-butylate; 3-chloro-benzenecarboperoxoic acid; In N,N-dimethyl-formamide;