Method for the nitration of phenolic compounds

Details Method for the nitration of phenolic compounds Method for the nitration of phenolic compounds

2006-02-28

2006-02-28

Price, Elvis O. (Department: 1621)

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

Organic compounds

Oxygen containing

C562S475000, C564S280000, C564S409000, C564S411000

Reexamination Certificate

active

07005553

ABSTRACT:
A method for the regioselective ortho-directed nitration of phenolic compounds useful for the preparation of ortho-nitro-phenols according to formula (I) is described.

REFERENCES:
patent: 3694513 (1972-09-01), Tobey et al.
patent: 1010688 (2000-06-01), None
Raudnitz, Harry, “Uber die Einwirkung von Athylnitrat auf Diphenyl und Diphenyl-Abkommlinge”, Chem. Ber., No. 60, 1927, pp. 738-740, XP001119778.
Laali, Kenneth K. and Gettwert, Volker J., “Electrophilic Nitration of Aromatics in Ionic Liquid Solvents”, J. of Organic Chem., No. 66, 2001, pp. 35-40, XP002220609.

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