Organic compounds -- part of the class 532-570 series – Organic compounds – Azo
Patent
1990-02-27
1991-02-05
Higel, Floyd D.
Organic compounds -- part of the class 532-570 series
Organic compounds
Azo
5262181, 526193, 526204, 526200, C08F 404, C07C24504
Patent
active
049906003
ABSTRACT:
Cyclic azoamidine compounds having the formula and salts thereof are disclosed. ##STR1## wherein R denotes a methyl group or an ethyl group, and R.sup.1, R.sup.2, R.sup.3 and R.sup.4 independently denote a lower alkyl group having one to four carbon atoms or a hydrogen atoms, provided that a case where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are all hydrogen atoms is excluded. The cyclic azoamidine compounds and their salts are useful as polymerization initiators in the production of polymer compounds.
REFERENCES:
patent: 3799942 (1974-03-01), Boocock et al.
patent: 4569979 (1986-02-01), Harada et al.
Miyagawa Tsutomu
Shiraki Kazuo
Tanaka Motoaki
Higel Floyd D.
Wako Pure Chemical Industries Ltd.
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