Thiopyrylium compounds and photoconductive compositions containi

Details Thiopyrylium compounds and photoconductive compositions containi Thiopyrylium compounds and photoconductive compositions containi

1982-09-28

1984-09-04

Raymond, Richard

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D33302

Patent

active

044698640

ABSTRACT:
A thiopyrylium compound having t-butyl groups at the 2- and 6-positions of the thiopyrylium nucleus, having a main absorption near the red region, i.e., 600 to 700 nm but substantially no side absorption near 400 nm, and useful as a sensitizer for a photoconductive composition.

REFERENCES:
patent: 3501307 (1970-03-01), Illingsworth
patent: 4148900 (1979-04-01), Doria et al.
patent: 4315983 (1982-02-01), Kawamura et al.
patent: 4343948 (1982-08-01), Kawamura et al.

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