.omega.,.omega.'-Bis-[4-amino-3-aminomethyl-piperidyl-(1)]-alkan

Details .omega.,.omega.'-Bis-[4-amino-3-aminomethyl-piperidyl-(1)]-alkan .omega.,.omega.'-Bis-[4-amino-3-aminomethyl-piperidyl-(1)]-alkan

1974-08-23

1976-03-23

Czaja, Donald E.

Chemistry of carbon compounds

Miscellaneous organic carbon compounds

260 9, 260 13, 260 18EP, 260 28P, 260 306R, 260 318E, 260 328EP, 260 332EP, 260 334EP, 260 336EP, 260 37EP, 260 47EN, 260 59EP, 260824R, 260836, 260837R, C08G 5950

Patent

active

039459535

ABSTRACT:
.omega.,.omega.'-bis-[4-amino-3-aminomethyl-piperidyl-(1)]-alkanes of the general formula ##SPC1##
Wherein n is a number from 2 to 6, are prepared by hydrogenating, a .omega.,.omega.'-bis-[4-amino-3-cyano-1,2,5,6-tetrahydro-pyridyl-(1)]-alka ne at temperatures from 20.degree. to 280.degree.C. These polyamines are valuable hardeners for epoxide resins. They are also of interest as intermediates for organic syntheses.

REFERENCES:
patent: 3717593 (1973-02-01), Zondler et al.
patent: 3718610 (1973-02-01), Zondler et al.

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