(5α,8β)-8-benzyloxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one

Base Information

Chemical Name:(5α,8β)-8-benzyloxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one
CAS No.:1292274-48-6
Molecular Formula:C₂₃H₂₄F₃NO₃
Molecular Weight:419.444
Hs Code.:

Synonyms:(5α,8β)-8-benzyloxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one

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Chemical Property of (5α,8β)-8-benzyloxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one

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Technology Process of (5α,8β)-8-benzyloxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one

There total 7 articles about (5α,8β)-8-benzyloxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-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: 36.0%

: 1292274-40-8
(5α,8β)-8-hydroxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one

: 100-39-0
benzyl bromide

: 1292274-48-6
(5α,8β)-8-benzyloxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one

Guidance literature:: (5α,8β)-8-hydroxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one; With sodium hydride; In tetrahydrofuran; mineral oil; at 0 - 20 ℃; for 1h;

benzyl bromide; In tetrahydrofuran; mineral oil; at 20 - 45 ℃; for 14.0333h; Product distribution / selectivity;

Reference yield:

: 1489-97-0
ethyl 1,4-dioxaspiro[4.5]decane-8-carboxylate

: 1292274-48-6
(5α,8β)-8-benzyloxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one

Guidance literature:: Multi-step reaction with 5 steps

1.1: lithium diisopropyl amide / tetrahydrofuran / 3.15 h / -5 - 0 °C

1.2: 12.5 h / -5 - 20 °C

2.1: hydrogenchloride; water / 2.75 h / 0 - 20 °C / pH 1

3.1: lithium tri-sec-butyl(hydrido)borate / tetrahydrofuran / 7 h / -78 °C

3.2: 1 h / 0 °C

4.1: toluene / 0.17 h / 20 °C

4.2: Reflux

5.1: sodium hydride / tetrahydrofuran; mineral oil / 1 h / 0 - 20 °C

5.2: 14.03 h / 20 - 45 °C

With hydrogenchloride; water; sodium hydride; lithium tri-sec-butyl(hydrido)borate; lithium diisopropyl amide; In tetrahydrofuran; toluene; mineral oil;

Reference yield:

: 17159-79-4
ethyl 4-oxocyclohexane-1-carboxylate

: 1292274-48-6
(5α,8β)-8-benzyloxy-2-(4-trifluoromethoxy-phenyl)-2-aza-spiro[4.5]decan-1-one

Guidance literature:: Multi-step reaction with 6 steps

1.1: toluene-4-sulfonic acid / toluene / Reflux

2.1: lithium diisopropyl amide / tetrahydrofuran / 3.15 h / -5 - 0 °C

2.2: 12.5 h / -5 - 20 °C

3.1: hydrogenchloride; water / 2.75 h / 0 - 20 °C / pH 1

4.1: lithium tri-sec-butyl(hydrido)borate / tetrahydrofuran / 7 h / -78 °C

4.2: 1 h / 0 °C

5.1: toluene / 0.17 h / 20 °C

5.2: Reflux

6.1: sodium hydride / tetrahydrofuran; mineral oil / 1 h / 0 - 20 °C

6.2: 14.03 h / 20 - 45 °C

With hydrogenchloride; water; sodium hydride; toluene-4-sulfonic acid; lithium tri-sec-butyl(hydrido)borate; lithium diisopropyl amide; In tetrahydrofuran; toluene; mineral oil;