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4-Hydroxy-3-methoxybenzonitrile on treatment with sodium perborate yields 4-hydroxy-3-methoxybenzamide.
H 1933 (OTTO) 4-Hydroxy-3-methoxybenzonitrile, 98% Cas 4421-08-3 - used in the synthesis of 1,5-bis(4-cyano-2-methoxyphenoxy)-3-oxapentane.