Synthesis of nitrogen heterocycle-fused 1,2,4-benzothiadiazine-1,1-dioxide, quinazolinone, and pyrrolidinone derivatives with a guanidine joint via sequential aza-Wittig reaction/intramolecular NH-addition cyclization/nucleophilic substitution ring closur

Physical Sciences and Engineering Chemistry Organic Chemistry

Shinsuke Hirota, Terumi Sakai, Nobuhide Kitamura, Keisuke Kubokawa, Noriki Kutsumura, Takashi Otani, Takao Saito,