Certain intracyclic or extracyclic phosphorous containing coumar

Details Certain intracyclic or extracyclic phosphorous containing coumar Certain intracyclic or extracyclic phosphorous containing coumar

1986-03-31

1988-02-23

Rotman, Alan L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549216, 558 82, C07F 938, C07F 965

Patent

active

047271442

ABSTRACT:
Phosphonocoumarins and phosphacoumarin lasing dyes are disclosed.

REFERENCES:
patent: 3221027 (1965-11-01), Foster et al.
patent: 3772340 (1973-11-01), Mhatre et al.
patent: 3876666 (1975-04-01), Oswald et al.
patent: 4386200 (1983-05-01), Fleck
Singh et al., Journal of Heterocyclic Chemistry, vol. 22, No. 6, pp. 1713-1714, Nov.-Dec. 1985.

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