Organic compounds -- part of the class 532-570 series – Organic compounds – Nitriles
Patent
1991-05-02
1993-05-25
Brust, Joseph Paul
Organic compounds -- part of the class 532-570 series
Organic compounds
Nitriles
546261, 546300, 549 59, 549 65, 549472, 549479, C07C25552
Patent
active
052141888
ABSTRACT:
2,3-dicyanonaphthalene derivatives useful in the synthesis of naphthalocyanine derivatives are disclosed. The 2,3-dicyanonaphthalene derivatives have the formula: ##STR1## wherein each R.sup.1 may be the same or different and represents an alkyl group, substituted alkyl group, or aryl group; and n is an integer from 1 to 4.
REFERENCES:
Tai, et al., C.A. 114 (6): 44940h (1990).
Tai, et al., C.A. 113(14) 117067v (1990).
Sakamoto, et al.; C.A. 111:184300n (1989).
Suda, et al.; C.A. 112:45775d (1990).
Sato, et al.; C.A. 112:189073w (1990).
Akimoto Takayuki
Era Susumu
Hagiwara Hideo
Hayashi Nobuyuki
Hayashida Shigeru
Brust Joseph Paul
Hitachi , Ltd.
Hitachi Chemical Company Ltd.
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