(3aR,6R,6aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-3-(toluene-4-sulfonyl)-tetrahydro-furo[3,4-d]oxazol-4-one

Base Information

Chemical Name:(3aR,6R,6aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-3-(toluene-4-sulfonyl)-tetrahydro-furo[3,4-d]oxazol-4-one
CAS No.:174272-17-4
Molecular Formula:C₃₁H₃₇NO₆SSi
Molecular Weight:579.789
Hs Code.:

Synonyms:(3aR,6R,6aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-3-(toluene-4-sulfonyl)-tetrahydro-furo[3,4-d]oxazol-4-one

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Chemical Property of (3aR,6R,6aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-3-(toluene-4-sulfonyl)-tetrahydro-furo[3,4-d]oxazol-4-one

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Technology Process of (3aR,6R,6aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-3-(toluene-4-sulfonyl)-tetrahydro-furo[3,4-d]oxazol-4-one

There total 7 articles about (3aR,6R,6aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-3-(toluene-4-sulfonyl)-tetrahydro-furo[3,4-d]oxazol-4-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: 96.3%

: 77-76-9
2,2-dimethoxy-propane

: 174272-16-3
N-[(3R,4S,5R)-5-(tert-Butyl-diphenyl-silanyloxymethyl)-4-hydroxy-2-oxo-tetrahydro-furan-3-yl]-4-methyl-benzenesulfonamide

: 174272-17-4
(3aR,6R,6aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-3-(toluene-4-sulfonyl)-tetrahydro-furo[3,4-d]oxazol-4-one

Guidance literature:: With toluene-4-sulfonic acid; In toluene; for 1h; Heating;
DOI:10.1016/0008-6215(95)00261-8

Reference yield:

: 58479-61-1
tert-butylchlorodiphenylsilane

: 174272-17-4
(3aR,6R,6aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-3-(toluene-4-sulfonyl)-tetrahydro-furo[3,4-d]oxazol-4-one

Guidance literature:: Multi-step reaction with 2 steps

1: 93.8 percent / imidazole / dimethylformamide / 3 h / Ambient temperature

2: 96.3 percent / p-TsOH*H₂O / toluene / 1 h / Heating

With 1H-imidazole; toluene-4-sulfonic acid; In N,N-dimethyl-formamide; toluene;
DOI:10.1016/0008-6215(95)00261-8

Reference yield:

: 163356-94-3
1,6-anhydro-3-deoxy-2-O-pivaloyl-3-p-toluenesulfonamido-β-D-altropyranose

: 174272-17-4
(3aR,6R,6aS)-6-(tert-Butyl-diphenyl-silanyloxymethyl)-2,2-dimethyl-3-(toluene-4-sulfonyl)-tetrahydro-furo[3,4-d]oxazol-4-one

Guidance literature:: Multi-step reaction with 6 steps

1: 96.5 percent / p-TsOH*H₂O / toluene / 1 h / Heating

2: 93.5 percent / aq. NaOH / methanol / 13.5 h / Ambient temperature

3: 96.2 percent / (COCl)2, Et₃N / CH₂Cl₂; dimethylsulfoxide / 2.5 h / -78 °C

4: 1.) AcOOH, AcOH, 2.) Me₂S, 3.) conc. HCl

5: 93.8 percent / imidazole / dimethylformamide / 3 h / Ambient temperature

6: 96.3 percent / p-TsOH*H₂O / toluene / 1 h / Heating

With 1H-imidazole; hydrogenchloride; peracetic acid; sodium hydroxide; oxalyl dichloride; dimethylsulfide; toluene-4-sulfonic acid; acetic acid; triethylamine; In methanol; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide; toluene;
DOI:10.1016/0008-6215(95)00261-8