Aromatic diamine compounds

Details Aromatic diamine compounds Aromatic diamine compounds

1994-11-07

1995-05-30

Raymond, Richard L.

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

Organic compounds

Amino nitrogen containing

C07C21154

Patent

active

054203511

ABSTRACT:
An aromatic diamine compound represented by formula (1): ##STR1## wherein R.sub.1 and R.sub.2, which may be the same or different, are each a hydrogen atom or a lower alkyl group; and an aromatic diamine compound useful as an intermediate for the synthesis of the above compound (1), represented by formula (2): ##STR2## The compound (1) alleviates the problems of the prior art, and is unlikely to cause crystallization by heat and has a melting point and a glass transition temperature both higher than those of conventional compounds.

REFERENCES:
patent: 3532748 (1970-10-01), Smith
patent: 4539507 (1985-09-01), VanSlyke et al.
patent: 5298661 (1994-03-01), Shimada et al.
Appl. Phys. Lett., 51 (12), 913 (1987).

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