3β,4β-cyclohexylidenedioxy-5α-<2-ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-one

Base Information

Chemical Name:3β,4β-cyclohexylidenedioxy-5α-<2-ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-one
CAS No.:80558-55-0
Molecular Formula:C₃₂H₄₄O₅Si
Molecular Weight:536.784
Hs Code.:

3β,4β-cyclohexylidenedioxy-5α-<2-<diphenyl(t-butyl)siloxy>ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-one

Synonyms:3β,4β-cyclohexylidenedioxy-5α-<2-ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-one

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Chemical Property of 3β,4β-cyclohexylidenedioxy-5α-<2-ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-one

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Technology Process of 3β,4β-cyclohexylidenedioxy-5α-<2-ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-one

There total 23 articles about 3β,4β-cyclohexylidenedioxy-5α-<2-ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-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: 92.0%

: 108-94-1,11119-77-0,9003-41-2,9075-99-4
cyclohexanone

: 86611-21-4
<5-(2-((tert-butyldiphenylsilyl)oxy)ethyl)-2α,3β,4β,5α-tetrahydro-3,4-dihydroxy-2H-pyran-2-yl>-2-propanone

: 80558-55-0
3β,4β-cyclohexylidenedioxy-5α-<2-ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-one

Guidance literature:: With toluene-4-sulfonic acid; copper(II) sulfate; In benzene; at 25 ℃; for 15h;
DOI:10.1021/jo00166a013

Reference yield:

: 86611-19-0,86611-20-3
5α-<2-ethyl>-5,6-dihydro-2H-pyran-2α-ylpropan-2-ol

: 80558-55-0
3β,4β-cyclohexylidenedioxy-5α-<2-ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-one

Guidance literature:: Multi-step reaction with 3 steps

1: 87 percent / pyridinium chlorochromate / CH₂Cl₂ / 4 h

2: OsO₄, N-methylmorpholine N-oxide / 2-methyl-propan-2-ol / 27 h / Heating

3: 144 mg / CuSO₄, TsOH / benzene / 0.83 h / Ambient temperature

With osmium(VIII) oxide; toluene-4-sulfonic acid; copper(II) sulfate; 4-methylmorpholine N-oxide; pyridinium chlorochromate; In dichloromethane; tert-butyl alcohol; benzene;

Reference yield:

: 80502-35-8
5α-<2-ethyl>-5,6-dihydro-2H-pyran-2α-ylpropan-2-one

: 80558-55-0
3β,4β-cyclohexylidenedioxy-5α-<2-ethyl>tetrahydro-2H-pyran-2α-ylpropan-2-one

Guidance literature:: Multi-step reaction with 2 steps

1: OsO₄, N-methylmorpholine N-oxide / 2-methyl-propan-2-ol / 27 h / Heating

2: 144 mg / CuSO₄, TsOH / benzene / 0.83 h / Ambient temperature

With osmium(VIII) oxide; toluene-4-sulfonic acid; copper(II) sulfate; 4-methylmorpholine N-oxide; In tert-butyl alcohol; benzene;