Substituted 1-sulfonyloxy-2-pyridones and process for preparing

Details Substituted 1-sulfonyloxy-2-pyridones and process for preparing Substituted 1-sulfonyloxy-2-pyridones and process for preparing

1992-04-20

1994-02-15

Raymond, Richard L.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546261, 546269, 546283, 546284, 546288, 546294, 546295, C07D21389

Patent

active

052868672

ABSTRACT:
1-Sulfonyloxy-2-pyridones of the formula I ##STR1## show good radiation sensitivity over a wide spectral range and are therefore valuable as photoactive compounds in radiation-sensitive mixtures.

REFERENCES:
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patent: 4425424 (1984-01-01), Altland et al.
patent: 4619998 (1986-10-01), Buhr
patent: 4696888 (1987-09-01), Buhr
Taylor et al., "Thallium in Organic Synthesis", J. Org. Chem., 35, 1672, 1970, p. 1568.
Ueno et al., "Chemical Amplification Positive Resist Systems Using Novel Sulfonates as Acid Generators", in Polymers for Microelectronics-Science and Tech., edited by Y. Tabata et al., Kodansha-Weinheim-New York, 1989, pp. 66-67.

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