Pyrrolidine → HCID 15165792, Verbindung

HRID 1534447Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1534447
Cl.CO[C:4](=[O:13])[CH:5]1[CH2:10][CH2:9][C:8]([CH3:12])([CH3:11])[CH2:7][NH:6]1.[NH:14]1[CH2:18][CH2:17][CH2:16][CH2:15]1>>[N:14]1([C:4]([CH:5]2[CH2:10][CH2:9][C:8]([CH3:11])([CH3:12])[CH2:7][NH:6]2)=[O:13])[CH2:18][CH2:17][CH2:16][CH2:15]1

Komponenten

3

Versuchsvorschrift

4.2 g (23.5 mmoles) of 5,5-dimethyl pipecolic acid methyl ester hydrochloride were added to 40 ml of pyrrolidine kept at 0° C. After the addition, the solution was allowed to reach room temperature and stirring was continued overnight. The reaction mixture was evaporated in vacuo and the residue treated with 30 ml of 40% NaOH, extracted with diethyl ether, dried over sodium sulphate and evaporated in vacuo to dryness to give 3.3 g of the title compound.

Aufarbeitung

  1. customkept at 0° C
  2. additionAfter the addition
  3. customto reach room temperature
  4. customThe reaction mixture was evaporated in vacuo
  5. additionthe residue treated with 30 ml of 40% NaOH
  6. extractionextracted with diethyl ether
  7. dry with materialdried over sodium sulphate
  8. customevaporated in vacuo to dryness

Quellen und Nachweise

ORD-Eintrag
ord-8f11a589412746c98a70e2e1ff6f35e9
Quelldatensatz
uspto-grants-1992_02
Patentnummer
US05089507

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