Process for preparing 5-imidazolyl ketones

Details Process for preparing 5-imidazolyl ketones Process for preparing 5-imidazolyl ketones

1983-02-11

1984-07-10

Schwartz, Richard A.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

546278, 548336, C07D23364

Patent

active

044594135

ABSTRACT:
This disclosure describes a novel process for the preparation of 1-(lower alkyl)substituted derivatives of 6-n-propyl-8-alkylimidazo[1,5-d]-as-triazin-4(3H)-ones which are useful as anti-asthmatic agents.

REFERENCES:
Chemical Abstracts, 82:170937w (1975) [Ger. Offen. 2,430,978, Jorgensen, 1/23/75].
Chemical Abstracts, 84:4853m (1976) [Clark, B. et al., J. Chem. Soc., Perkin Trans IH 1975, (181, 1803-1806].
Chemical Abstracts, 87:53155g (1977) [Bartnik, R. et al., Rocz. Chem. 1977, 51(1), 49-57].
Chemical Abstracts, 87:53156h (1977) [Ferguson, I., J. Chem. Soc., Perkin Trans. I 1977, (6), 672-675].

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