Pyrazole derivatives R 0180An Improved Preparation of 3-Alkoxypyrazoles. -The Knorr condensation of acetoacetates with hydrazines permits the synthesis of title compounds in moderate yields. -(GUILLOU, S.; BONHOMME, F. J.; JANIN*, Y. L.; Synthesis 2008, 21, 3504-3508; Inst. Pasteur, CNRS, F-75724 Paris, Fr.; Eng.) -Mais 11-131