Reaktion #92344

ord-4fed8b6380b94254a92f74f824b0f9b3

Reaktionsgleichung

CCOC(=O)CN1CCCC1
ethyl 2-(pyrrolidin-1-yl)acetate
O=C(O)CN1CCCC1
2-(Pyrrolidin-1-yl)acetic acid
Ausbeute 91.0%

Lösungsmittel

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Aufarbeitung

  1. 1
    EinengenThe mixture was concentrated
  2. 2
    Sonstigequenched
  3. 3
    Extraktionextracted as in Intermediate Example 15(b)
  4. 4
    workup.DISTILLATIONThe solvent was distilled off
  5. 5
    Sonstigeto afford the product in 91% yield (1.5 g)
  6. 6
    SonstigeObserved mass 130.1 [M+H+] (rt: 0.26 min)

Vorschrift

The solution of ethyl 2-(pyrrolidin-1-yl)acetate (2 g, 12.7 mmol, 1.0 eq) in 8 N HCl was stirred at 95° C. for 16 h. The mixture was concentrated and quenched and extracted as in Intermediate Example 15(b). The solvent was distilled off to afford the product in 91% yield (1.5 g). LC-MS (ESI): Calculated mass: 129.1; Observed mass 130.1 [M+H+] (rt: 0.26 min).

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US09447091B2uspto-grants-2016_09