Hydrochloric Acid → HCID 19956395, compound

Participants

Reaction Steps

0.97 g (1.43 mmol) of (E)-1,14-di-propargyl-1,5,10,14-tetra-BOC-1,5,10,14-tetraazatetradec-7-ene and 15 ml of 3N methanolic hydrochloric acid are reacted analogously to Example 1. Recrystallisation of the crude product from methanol/water yields the title compound, m.p. >260° C. 1H-NMR (D2O): δ2.07-2.19(m,4H); 3.01(t,2H); 3.15-3.30(m,8H); 3.77(d,4H); 3.96(d,4H); 6.05-6.07(m,2H).

Provenance & Evidence