AZAINDOLES. 69. SOME REACTIONS OF 5-CYANO-6-CHLORO-7-AZAINDOLES AND LACTAM-LACTIM TAUTOMERISM IN 5-CYANO-6-HYDROXY-7-AZAINDOLINES

Article abstract of DOI:10.1007/BF00475482

Electrophilic substitution in the 3-position of 1-benzyl-4-methyl-5-cyano-6-chloro-7-azaindole requires more severe conditions than in 7-azaindoles without the 5-cyano-subtituent.Increased ease of nucleophilic replacement of the chlorine atom by the metho