tert-butyl 4-{(1RS)-1-(3,4-dichlorophenyl)-2-[(methylsulfonyl)oxy]ethyl}piperidine-1-carboxylate

Base Information

Chemical Name:tert-butyl 4-{(1RS)-1-(3,4-dichlorophenyl)-2-[(methylsulfonyl)oxy]ethyl}piperidine-1-carboxylate
CAS No.:1207438-96-7
Molecular Formula:C₁₉H₂₇Cl₂NO₅S
Molecular Weight:452.399
Hs Code.:

Synonyms:tert-butyl 4-{(1RS)-1-(3,4-dichlorophenyl)-2-[(methylsulfonyl)oxy]ethyl}piperidine-1-carboxylate

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of tert-butyl 4-{(1RS)-1-(3,4-dichlorophenyl)-2-[(methylsulfonyl)oxy]ethyl}piperidine-1-carboxylate

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Technology Process of tert-butyl 4-{(1RS)-1-(3,4-dichlorophenyl)-2-[(methylsulfonyl)oxy]ethyl}piperidine-1-carboxylate

There total 7 articles about tert-butyl 4-{(1RS)-1-(3,4-dichlorophenyl)-2-[(methylsulfonyl)oxy]ethyl}piperidine-1-carboxylate 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: 94.0%

: 1207438-71-8
tert-butyl 4-[(1RS)-1-(3,4-dichlorophenyl)-2-hydroxyethyl]piperidine-1-carboxylate

: 124-63-0
methanesulfonyl chloride

: 1207438-96-7
tert-butyl 4-{(1RS)-1-(3,4-dichlorophenyl)-2-[(methylsulfonyl)oxy]ethyl}piperidine-1-carboxylate

Guidance literature:: With triethylamine; In tetrahydrofuran; at 0 - 20 ℃;
DOI:10.1016/j.bmc.2013.05.025

Reference yield:

: 1207438-43-4
tert-butyl 4-[(RS)-cyano(3,4-dichlorophenyl)methyl]piperidine-1-carboxylate

: 1207438-96-7
tert-butyl 4-{(1RS)-1-(3,4-dichlorophenyl)-2-[(methylsulfonyl)oxy]ethyl}piperidine-1-carboxylate

Guidance literature:: Multi-step reaction with 4 steps

1.1: hydrogen bromide; water / 5 h / Reflux

2.1: sodium hydroxide / water

2.2: 20 h / 20 °C

2.3: pH Ca_. 3

3.1: borane-THF / tetrahydrofuran / 20 - 70 °C

4.1: triethylamine / tetrahydrofuran / 0 - 20 °C

With borane-THF; water; hydrogen bromide; triethylamine; sodium hydroxide; In tetrahydrofuran; water;
DOI:10.1016/j.bmc.2013.05.025

Reference yield:

: 1207438-51-4
(2RS)-2-(3,4-dichlorophenyl)-2-(piperidin-4-yl)ethanoic acid hydrobromide

: 1207438-96-7
tert-butyl 4-{(1RS)-1-(3,4-dichlorophenyl)-2-[(methylsulfonyl)oxy]ethyl}piperidine-1-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: sodium hydroxide / water

1.2: 20 h / 20 °C

1.3: pH Ca_. 3

2.1: borane-THF / tetrahydrofuran / 20 - 70 °C

3.1: triethylamine / tetrahydrofuran / 0 - 20 °C

With borane-THF; triethylamine; sodium hydroxide; In tetrahydrofuran; water;
DOI:10.1016/j.bmc.2013.05.025