Hydrochloric Acid → HCID 67469068, Verbindung

HRID 1850239Notizen

Reaktionsgleichung

Reaktionsgleichung von HRID 1850239
[Br:1][C:2]1[C:3]([CH:8]2[CH2:11][N:10](C(OC(C)(C)C)=O)[CH2:9]2)=[N:4][CH:5]=[CH:6][CH:7]=1.[ClH:19]>CO>[ClH:19].[NH:10]1[CH2:9][CH:8]([C:3]2[C:2]([Br:1])=[CH:7][CH:6]=[CH:5][N:4]=2)[CH2:11]1

Komponenten

4

Versuchsvorschrift

To a solution of tert-butyl 3-(3-bromopyridin-2-yl)azetidine-1-carboxylate (3) (266 g, 0.849 mol, 1 eq.) in methanol (6 L) was added concentrated HCl (350 mL, 4.2 mol, 4.95 eq.) and the resulting mixture was stirred at RT for 92 hrs. The mixture was concentrated and dried using a rotavapor to obtain 230 g of 2-(azetidin-3-yl)-3-bromopyridine hydrochloride (4).

Aufarbeitung

  1. concentrationThe mixture was concentrated
  2. customdried

Quellen und Nachweise

ORD-Eintrag
ord-e5017e7ff5b94ccf90111d6ad71d8222
Quelldatensatz
uspto-grants-2015_02
Patentnummer
US08957073B2

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