Triethylamine → tert-Butyl 4-(2-((methanesulfonyl)oxy)ethyl)piperidine-1-carboxylate

HRID 227372

Reaktionsgleichung

Reaktionsgleichung von HRID 227372
[C:1]([O:5][C:6]([N:8]1[CH2:13][CH2:12][CH:11]([CH2:14][CH2:15][OH:16])[CH2:10][CH2:9]1)=[O:7])([CH3:4])([CH3:3])[CH3:2].C(N(CC)CC)C.[CH3:24][S:25](Cl)(=[O:27])=[O:26]>C1COCC1>[CH3:24][S:25]([O:16][CH2:15][CH2:14][CH:11]1[CH2:12][CH2:13][N:8]([C:6]([O:5][C:1]([CH3:4])([CH3:3])[CH3:2])=[O:7])[CH2:9][CH2:10]1)(=[O:27])=[O:26]

Komponenten

5

Edukt 3

HCID 8471TriethylamineHCID 31297Methanesulfonyl chlorideHCID 8541401-(tert-Butoxycarbonyl)-4-(2-hydroxyethyl)piperidine

Produkt 1

HCID 15229596tert-Butyl 4-(2-((methanesulfonyl)oxy)ethyl)piperidine-1-carboxylate

Reagenzien, Katalysatoren, Lösungsmittel 1

HCID 8028TetrahydrofuranLösungsmittel

Versuchsvorschrift

A solution of 4-(2-hydroxyethyl)-piperidine-1-carboxylic acid tert-butyl ester (Aldrich, 0.50 g, 2.2 mmol), triethylamine (0.91 mL, 6.5 mmol), and methanesulfonyl chloride (0.25 mL, 3.3 mmol) in 10 mL THF were processed as described in Example 1C to give the crude title compound which was used directly in the next reaction.

Quellen und Nachweise

ORD-Eintrag
ord-cafa41c87a464f51bd663e7e52e25780
Quelldatensatz
uspto-grants-2009_07
Patentnummer
US07560481B2

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