Reaktion #1771460

ord-5d69643e1191437994de7a3a179f2bee

Lösungsmittel

Reaktionsbedingungen

Detaillierte Bedingungen
See reaction.notes.procedure_details.

Aufarbeitung

  1. 1
    workup.STIRRINGAfter stirring at 5° C. overninght the solution
  2. 2
    Sonstigepurified

Vorschrift

3-Dipropylamino-5-aminochroman (Example 14; 0.050 g, 0.20 mmol) was diazotized according to the procedure of Example 15. After stirring for 15 minutes, sodium azide (0.026 g, 0.4 mmol) in water (1.0 ml) was added. After stirring at 5° C. overninght the solution was worked-up and purified according to the procedure of Example 15 to give the title compound. Mp 167°-168° C. (oxalate).

Quelle

DOI: 10.6084/m9.figshare.5104873.v1Patent: US05639784uspto-grants-1997_06