219726-69-9Relevant articles and documents
Selective preparation of 4-(bromo or iodo)-2,5-dimethoxybenzonitrile and 2-(bromo or iodo)-3,6-dimethoxybenzonitrile from 2,5-dimethoxybenzaldehyde
Hathaway, Bruce A.,Taylor, Brian E.,Wittenborn, Jeremy S.
, p. 4629 - 4637 (1998)
By use of appropriate reactions and sequence of steps, 2,5- dimethoxybenzaldehyde can be converted either to 4-(bromo or iodo)-2,5- dimethoxybenzonitrile or 2-(bromo or iodo)-3,6-dimethoxybenzonitrile.