Process for the preparation of 4-phenoxy-phenols

Details Process for the preparation of 4-phenoxy-phenols Process for the preparation of 4-phenoxy-phenols

1981-06-25

1982-10-19

Helfin, Bernard

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

Organic compounds

Sulfur containing

568637, 568638, 260141, C07C14934, C07C14936, C07C 4126

Patent

active

043551866

ABSTRACT:
Substituted 4-phenoxy-phenols are prepared by adding the corresponding anilines in liquid or molten state together with aqueous sodium nitrite solution in equimolar amounts to excess HCl and introducing the diazonium chloride solution obtained into a boiling mixture of about half-concentrated H.sub.2 SO.sub.4 and an aromatic hydrocarbon.

REFERENCES:
Hilgetag, Weygand/Hilgetag, Preparative Organic Chemistry, (1972), 581-583, 342-345.

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