or inorganic bases such as sodium hydroxide sodium carbonate sodium bicarbonate potassium hydroxide potassium carbonate and potassium bicarbonate preferred suitable bases for step 1 are diisopropylethylamine naoh or n methylpyrrolidine the reaction occurs at a temperature of about 0 100 u00b0 c preferably 5 15 u00b0 c for about 0 5 24 hrs preferably 3 4 hrs for certain preferred embodiments step 2 proceeds as follows reacting a z u2014 ar 2 u2014 mh where z is a nitro or nitroso group m is o s or nh and ar 2 is as defined hereinabove with a y j q moiety in a suitable solvent to produce the intermediate of formula iii wherein l and q are as defined hereinabove y is a leaving group such as a halogen and m j constitutes l a suitable solvent for the above reaction would be a polar non protic organic solvent such as acetonitrile dmf n n u2032 dimethylformamide dmac n n u2032 dimethylacetamide dmso dimethylsulfoxide and nmp 1 methyl 2 pyrrolidinone preferably nmp at a temperature of about 50 100 u00b0 c preferably between 75 95 u00b0 c for about 0 5 24 hrs preferably 3 4 hrs for other embodiments of l.