Process for the preparation of 4-benzoylpyrazole derivatives

Details Process for the preparation of 4-benzoylpyrazole derivatives Process for the preparation of 4-benzoylpyrazole derivatives

1976-06-01

1978-01-24

Moyer, Donald B.

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

C07D23120

Patent

active

040705366

ABSTRACT:
4-Benzoyl-5-hydroxypyrazole derivatives are prepared by treating 5-benzoyloxypyrazole derivatives with more than 1 equivalent mole of alkaline substance or more than 1 mole of aluminum chloride per mole of the 5-benzoyloxypyrazole derivatives. The desired pyrazole derivatives are useful as a herbicide.

REFERENCES:
jensen, Acta. Chem. Scan., vol. 13, (1959) pp. 1668-1670.
Noller, Chemistry of Organic Compounds, (1965) published by W. B. Saunders Co., Phila. Pa., pp. 585 & 586.
The Merck Index, 8th Ed. (1968) published by Merck & Co. Rahway, N. Y., p. 1168.

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