Hydrazine hydrate (1:1) → 1,4-Dihydro-2,6-dimethyl-3-methoxycarbonyl-4-(3-nitrophenyl)-5-(11-aminoundecyloxy)carbonyl-pyridine

Participants

Reaction Steps

Prepared by a method analogous to that of Example 1(b) from 18.95 g (30 mmol) of 1,4-dihydro-2,6-dimethyl-3-methoxycarbonyl-4-(3-nitrophenyl)-5-(11-phthalimido-undecyloxy)carbonyl-pyridine and 4.5 ml (90 mmol) of hydrazine hydrate. 15.0 g of a yellow oil which is used for further reactions without purification.

Provenance & Evidence