(2S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-dihydro-pyran-3-one

Base Information

Chemical Name:(2S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-dihydro-pyran-3-one
CAS No.:693807-25-9
Molecular Formula:C₃₇H₄₂O₆Si
Molecular Weight:610.822
Hs Code.:

Synonyms:(2S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-dihydro-pyran-3-one

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Chemical Property of (2S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-dihydro-pyran-3-one

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Technology Process of (2S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-dihydro-pyran-3-one

There total 8 articles about (2S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-dihydro-pyran-3-one 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: 100.0%

: 693807-23-7
(2S,3S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-tetrahydro-pyran-3-ol

: 693807-25-9
(2S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-dihydro-pyran-3-one

Guidance literature:: With oxalyl dichloride; dimethyl sulfoxide; triethylamine; In dichloromethane; at -78 - 20 ℃;
DOI:10.1016/j.tetlet.2004.02.106

Reference yield:

: 15548-45-5
(2S,3S,4S,5S,6R)-2-benzyloxy-6-(hydroxymethyl)tetrahydropyran-3,4,5-triol

: 693807-25-9
(2S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-dihydro-pyran-3-one

Guidance literature:: Multi-step reaction with 7 steps

1.1: imidazole / dimethylformamide / 20 °C

2.1: CSA / acetone

3.1: NaHMDS / tetrahydrofuran / 0.33 h / -78 °C

3.2: 100 percent / tetrahydrofuran / -78 - 20 °C

4.1: 84 percent / Bu₃SnH; AIBN / toluene / 90 °C

5.1: 78 percent / AcOH; H₂O / 2 h / 80 °C

6.1: Bu₂SnO / methanol / 2 h / Heating

6.2: 93 percent / CsF; NaI / dimethylformamide; methanol / 24 h / 20 °C

7.1: 100 percent / (COCl)2; DMSO; Et₃N / CH₂Cl₂ / -78 - 20 °C

With 1H-imidazole; oxalyl dichloride; 2,2'-azobis(isobutyronitrile); camphor-10-sulfonic acid; water; tri-n-butyl-tin hydride; sodium hexamethyldisilazane; di(n-butyl)tin oxide; acetic acid; dimethyl sulfoxide; triethylamine; In tetrahydrofuran; methanol; dichloromethane; N,N-dimethyl-formamide; acetone; toluene; 7.1: Swern oxidation;
DOI:10.1016/j.tetlet.2004.02.106

Reference yield:

: 114894-82-5
benzyl 6-O-tetra-butyldiphenylsilyl-α-D-mannopyranoside

: 693807-25-9
(2S,4S,6S)-2-Benzyloxy-6-(tert-butyl-diphenyl-silanyloxymethyl)-4-(4-methoxy-benzyloxy)-dihydro-pyran-3-one

Guidance literature:: Multi-step reaction with 6 steps

1.1: CSA / acetone

2.1: NaHMDS / tetrahydrofuran / 0.33 h / -78 °C

2.2: 100 percent / tetrahydrofuran / -78 - 20 °C

3.1: 84 percent / Bu₃SnH; AIBN / toluene / 90 °C

4.1: 78 percent / AcOH; H₂O / 2 h / 80 °C

5.1: Bu₂SnO / methanol / 2 h / Heating

5.2: 93 percent / CsF; NaI / dimethylformamide; methanol / 24 h / 20 °C

6.1: 100 percent / (COCl)2; DMSO; Et₃N / CH₂Cl₂ / -78 - 20 °C

With oxalyl dichloride; 2,2'-azobis(isobutyronitrile); camphor-10-sulfonic acid; water; tri-n-butyl-tin hydride; sodium hexamethyldisilazane; di(n-butyl)tin oxide; acetic acid; dimethyl sulfoxide; triethylamine; In tetrahydrofuran; methanol; dichloromethane; acetone; toluene; 6.1: Swern oxidation;
DOI:10.1016/j.tetlet.2004.02.106