Process for producing substituted 1,11-diaminoundecanes

Details Process for producing substituted 1,11-diaminoundecanes Process for producing substituted 1,11-diaminoundecanes

1982-09-30

1985-03-19

Shaver, Paul F.

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

Organic compounds

Amino nitrogen containing

564306, 564316, 564384, 564391, 564452, 564453, 564455, 564487, 564511, 549492, 546192, 546246, C07C 8500, C07C 8520

Patent

active

045060991

ABSTRACT:
Diamines of the formula I ##STR1## wherein R.sub.1, R.sub.2, R.sub.3 and R.sub.4 have the meanings defined in claim 1, can be produced by a simple process comprising reacting 1-aza-1,5,9-cyclododecatrienes, correspondingly substituted in the 3- and/or 12-position, with ammonia and hydrogen, in the presence of a hydrogenation catalyst, to obtain compounds (I). The compounds (I) are used for example as curing agents for epoxide resins, or for producing polyamides.

REFERENCES:
patent: 4332969 (1982-06-01), Reinehr et al.

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