3-(Halopyrazolyl)-7-triazolyl-coumarin compounds

Details 3-(Halopyrazolyl)-7-triazolyl-coumarin compounds 3-(Halopyrazolyl)-7-triazolyl-coumarin compounds

1978-04-17

1980-10-21

Rollins, Alton D.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

25230129, C07D40714, C09K 102

Patent

active

042295793

ABSTRACT:
Coumarine compounds of the formula ##STR1## in which R.sub.1 and R.sub.2 denote hydrogen, alkyl, cycloalkyl, aralkyl, aryl, nitrile, carboxyl, carboxylic acid ester or carboxylic acid amide groups, or together form a nonaromatic 5-membered or 6-membered ring system,

REFERENCES:
patent: 3663560 (1972-05-01), Schellhammer et al.
patent: 3784570 (1974-01-01), Schellhammer
patent: 4144243 (1979-03-01), Dorlars et al.
Soap & Chemical Specialties, vol. 43, pp. 84, 86, 90, 92, 130, 132, 134 (1967).
Ganz, Applied Optics, vol. 15, pp. 2039-2058 (1976).
Thielert I, J. Opt. Soc. America, vol. 12, pp. 1607-1612 (1973).
Thielert II, Die Farbe, vol. 21, pp. 113-130 (1972).
Berger, Die Farbe, vol. 8, pp. 187-202 (1959).

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