Process for preparing polyamine derivatives and intermediates th

Details Process for preparing polyamine derivatives and intermediates th Process for preparing polyamine derivatives and intermediates th

1997-09-11

1999-02-23

Gupta, Yogendra N.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

564511, C07C21109

Patent

active

058746277

ABSTRACT:
A process for preparing polyamines of the formula ##STR1## by selective introduction of the groups Z--CH.sub.2 -- at the terminal nitrogens from a polyamine having no nitrogen substituents by formation of bis-hexahydropyrimidine derivative, acylation, reduction of acyl group to give Z--CH.sub.2 --, and solvolysis.

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