(R)-tert-butyl 3-((S)-2-(3-chlorophenyl)-6-oxotetrahydro-2H-pyran-2-yl)piperidine-1-carboxylate

Base Information

• Chemical Name: (R)-tert-butyl 3-((S)-2-(3-chlorophenyl)-6-oxotetrahydro-2H-pyran-2-yl)piperidine-1-carboxylate
• CAS No.: 942142-87-2
• Molecular Formula: C₂₁H₂₈ClNO₄
• Molecular Weight: 393.911
• Mol file: 942142-87-2.mol

Synonyms:(R)-tert-butyl 3-((S)-2-(3-chlorophenyl)-6-oxotetrahydro-2H-pyran-2-yl)piperidine-1-carboxylate

Chemical Property of (R)-tert-butyl 3-((S)-2-(3-chlorophenyl)-6-oxotetrahydro-2H-pyran-2-yl)piperidine-1-carboxylate

Chemical Property:

Purity/Quality:

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Technology Process of (R)-tert-butyl 3-((S)-2-(3-chlorophenyl)-6-oxotetrahydro-2H-pyran-2-yl)piperidine-1-carboxylate

There total 1 articles about (R)-tert-butyl 3-((S)-2-(3-chlorophenyl)-6-oxotetrahydro-2H-pyran-2-yl)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: 81.0%

(R)-tert-butyl 3-((S)-1-(3-chlorophenyl)-1,5-dihydroxypentyl)piperidine-1-carboxylate (942142-86-1) → (R)-tert-butyl 3-((S)-2-(3-chlorophenyl)-6-oxotetrahydro-2H-pyran-2-yl)piperidine-1-carboxylate (942142-87-2)

Guidance literature:

With 2,2,6,6-Tetramethyl-1-piperidinyloxy free radical; trichloroisocyanuric acid; sodium hydrogencarbonate; sodium bromide; In water; acetone; at 0 - 20 ℃; for 3h;

Reference yield: 93.0%

(R)-tert-butyl 3-((S)-2-(3-chlorophenyl)-6-oxotetrahydro-2H-pyran-2-yl)piperidine-1-carboxylate (942142-87-2) + methylamine (74-89-5) → (R)-tert-butyl 3-((S)-1-(3-chlorophenyl)-1-hydroxy-5-(methylamino)-5-oxopentyl)piperidine-1-carboxylate (942142-88-3)

Guidance literature:

In methanol; at 20 ℃; for 2h;

upstream raw materials:

(R)-tert-butyl 3-((S)-1-(3-chlorophenyl)-1,5-dihydroxypentyl)piperidine-1-carboxylate

Downstream raw materials:

(R)-tert-butyl 3-((S)-1-(3-chlorophenyl)-1-hydroxy-5-(methylamino)-5-oxopentyl)piperidine-1-carboxylate