tert-butyldiphenylsilyl 2,3-di-O-benzyl-4,6-O-isopropylidene-β-D-galactopyranoside

Base Information

Chemical Name:tert-butyldiphenylsilyl 2,3-di-O-benzyl-4,6-O-isopropylidene-β-D-galactopyranoside
CAS No.:117780-24-2
Molecular Formula:C₃₉H₄₆O₆Si
Molecular Weight:638.876
Hs Code.:

Synonyms:tert-butyldiphenylsilyl 2,3-di-O-benzyl-4,6-O-isopropylidene-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 tert-butyldiphenylsilyl 2,3-di-O-benzyl-4,6-O-isopropylidene-β-D-galactopyranoside

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Technology Process of tert-butyldiphenylsilyl 2,3-di-O-benzyl-4,6-O-isopropylidene-β-D-galactopyranoside

There total 5 articles about tert-butyldiphenylsilyl 2,3-di-O-benzyl-4,6-O-isopropylidene-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:

: 117780-23-1
2,3-di-O-benzyl-4,6-O-isopropylidene-D-galactopyranose

: 58479-61-1
tert-butylchlorodiphenylsilane

: 117780-24-2
tert-butyldiphenylsilyl 2,3-di-O-benzyl-4,6-O-isopropylidene-β-D-galactopyranoside

Guidance literature:: With 1H-imidazole; In N,N-dimethyl-formamide; at 60 ℃; for 7h;
DOI:10.1016/S0008-6215(00)90828-0

Reference yield:

: 2595-07-5,821794-45-0
allyl β-D-galactopyranoside

: 117780-24-2
tert-butyldiphenylsilyl 2,3-di-O-benzyl-4,6-O-isopropylidene-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 4 steps

1: 55.9 percent / p-toluenesulfonic acid / dimethylformamide / 5 h / Ambient temperature

2: 55.7 percent / 60 percent NaH / dimethylformamide / 1.) 1 h; 2.) 0.5 h, 0 deg C; 3.) 2.5 h, RT

3: 1.) t-BuOK; 2.) I₂, pyridine / 1.) DMSO, 60 deg C, 3 h; 2.) aq. THF, 30 min, RT

4: imidazole / dimethylformamide / 7 h / 60 °C

With pyridine; 1H-imidazole; potassium tert-butylate; iodine; sodium hydride; toluene-4-sulfonic acid; In N,N-dimethyl-formamide;
DOI:10.1016/S0008-6215(00)90828-0

Reference yield:

: 100-39-0
benzyl bromide

: 117780-24-2
tert-butyldiphenylsilyl 2,3-di-O-benzyl-4,6-O-isopropylidene-β-D-galactopyranoside

Guidance literature:: Multi-step reaction with 3 steps

1: 55.7 percent / 60 percent NaH / dimethylformamide / 1.) 1 h; 2.) 0.5 h, 0 deg C; 3.) 2.5 h, RT

2: 1.) t-BuOK; 2.) I₂, pyridine / 1.) DMSO, 60 deg C, 3 h; 2.) aq. THF, 30 min, RT

3: imidazole / dimethylformamide / 7 h / 60 °C

With pyridine; 1H-imidazole; potassium tert-butylate; iodine; sodium hydride; In N,N-dimethyl-formamide;
DOI:10.1016/S0008-6215(00)90828-0