Novel benzopyrano[6,7,8-i,j]quinolizine-11-one lasing dyes

Details Novel benzopyrano[6,7,8-i,j]quinolizine-11-one lasing dyes Novel benzopyrano[6,7,8-i,j]quinolizine-11-one lasing dyes

1987-08-31

1988-12-27

Rotman, Alan L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546 94, C07D22106

Patent

active

047941847

ABSTRACT:
Novel benzopyrano[6,7,8-i,j]quinolizine-11-one lasing dyes and intermediates for their preparation are disclosed. 2

REFERENCES:
patent: 1915334 (1933-06-01), Salzburg et al.
patent: 3873940 (1975-03-01), Drexhage
patent: 3917838 (1975-11-01), Bass et al.
patent: 4014877 (1977-03-01), Gerster
patent: 4691016 (1987-09-01), Stern
March, Advanced Organic Chemistry, 2nd Ed., (1977) pp. 547-548.
Reynolds et al., Chem. Abstracts, vol. 83 (1975) entry 18640g.

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