(1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane

Base Information

Chemical Name:(1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane
CAS No.:138944-98-6
Molecular Formula:C₂₁H₃₀O₃Se
Molecular Weight:409.427
Hs Code.:

(1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane

Synonyms:

Suppliers and Price of (1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane

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Chemical Property of (1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane

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Technology Process of (1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane

There total 4 articles about (1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane 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:

: 110-87-2
3,4-dihydro-2H-pyran

: 138944-98-6,138945-36-5
(1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane

Guidance literature:: Multi-step reaction with 3 steps

1: 1.02 g / pyridinium p-toluenesulfonate / CH₂Cl₂ / 7 h / Ambient temperature

2: 1) borane-THF complex, 2) 35percent H₂O₂, 3N KOH / 1) THF, -65 deg C, 2) 65 deg C, 15 h

3: 60 percent / ethyl acetate / 3 h / -65 °C

With potassium hydroxide; borane-THF; dihydrogen peroxide; pyridinium p-toluenesulfonate; In dichloromethane; ethyl acetate;
DOI:10.1248/cpb.39.2514

Reference yield:

: 76339-71-4
(2S,3R,5S)-2-methyl-5-(1-methylethenyl)-3-(phenylseleno)-cyclohexanone

: 138944-98-6,138945-36-5
(1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane

Guidance literature:: Multi-step reaction with 4 steps

1: 78.5 percent / LiAlH₄ / diethyl ether / 0.08 h / 0 °C

2: 1.02 g / pyridinium p-toluenesulfonate / CH₂Cl₂ / 7 h / Ambient temperature

3: 1) borane-THF complex, 2) 35percent H₂O₂, 3N KOH / 1) THF, -65 deg C, 2) 65 deg C, 15 h

4: 60 percent / ethyl acetate / 3 h / -65 °C

With potassium hydroxide; lithium aluminium tetrahydride; borane-THF; dihydrogen peroxide; pyridinium p-toluenesulfonate; In diethyl ether; dichloromethane; ethyl acetate;
DOI:10.1248/cpb.39.2514

Reference yield:

: 97691-00-4
(1S,2S,3R,5S)-2-methyl-5-(1-methylethenyl)-3-(phenylseleno)-cyclohexanol tetrahydropyranyl ether

: 138944-98-6,138945-36-5
(1R,3S,4S,5S,6S,9R)-4,9-dimethyl-5-phenylseleno-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane and (1R,3S,4S,5S,6S,9S)-4,9-dimethyl-5-phenylseleneo-3-(tetrahydropyran-2-yloxy)-7-oxabicyclo<4.3.0>nonane

Guidance literature:: Multi-step reaction with 2 steps

1: 1) borane-THF complex, 2) 35percent H₂O₂, 3N KOH / 1) THF, -65 deg C, 2) 65 deg C, 15 h

2: 60 percent / ethyl acetate / 3 h / -65 °C

With potassium hydroxide; borane-THF; dihydrogen peroxide; In ethyl acetate;
DOI:10.1248/cpb.39.2514