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Method of producing 4-oxo-4h-pyrano-3,2-c-qunolin-2-carboxylic acids and salts thereof

Classifications

C07D491/04 Ortho-condensed systems
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CS188251B2

Czechoslovakia

Other languages
English
Inventor
Friedrich K Hess
Patrick B Stewart

Worldwide applications
1974 DE 1975 AT SU US FI RO CH YU DD JP FR GB IL CA PL BG HU ZA NL SE LU IE NO BE DK ES CS PH

Application CS756547A events