Synthesis of Pyrrolo[3,4-c]pyrazole Derivatives by Intramolecular Cycloaddition of Nitrile Imines

References

• Garanti , L. , Sala , A. and Zecchi , G. 1975 . Synthesis , : 666
   Google Scholar
• Aebi , A. , Daeniker , H. U. and Druey , J. 1963 . Pharm. Acta Helv. , 38 : 616
   Google Scholar
• Gadekar , S. M. , Johnson , B. D. and Cohen , E. 1968 . J. Med. Chem. , 11 : 616 and U. S. 3,526,633 (1968)[C. A. 73, 120622 (1970)]
   PubMed Web of Science ®Google Scholar
• Westphal , G. and Prakt. , J. 1969 . Chem. , 311 : 379
   Google Scholar
• Southwick , P. L. , Latif , N. , Klijanowicz , J. E. and O'Connor , J. G. 1970 . Tetrahedron Letters , : 1767
   Google Scholar
• Elguere , J. , Jacquier , R. and Shimizu , B. 1971 . Bull. Soc. Chim. Fr. , : 1497
   Google Scholar
• Bauer , V. J. and Safir , S. R. 1971 . J. Med. Chem. , 14 : 1129
   PubMedGoogle Scholar
• Mustafa , A. , Zayed , S. and Khattab , S. 1956 . J. Am. Chem. Soc. , 78 : 145
   Google Scholar
• Awad , W. I. , Abdel , S. M. , Omran , R. and Sobby , M. 1961 . J. Org. Chem. , 26 : 4126 and J. Chem. U. A. R., 6, 119 (1963)
   Web of Science ®Google Scholar
• Baltzly , R. , Russel , P. B. and Mehta , N. B. 1965 . U. S. 3,166,571([C. A. 62, 10382 (1965)]
   Google Scholar
• Arakawa , K. 1974 . Japan. Kokai , 74 : 31692
   Google Scholar
• Jones , G. D. 1951 . U. S. 2,561,205([C. A. 46,1032 (1952)
   Google Scholar