Synthesis of Substituted 1,4‐Dihydropyridines in Water Using Phase‐Transfer Catalyst Under Microwave Irradiation

References

• Janis , R. A. and Triggle , D. J. 1983 . New Developments in Calcium Ion Channel Antagonists . J. Med. Chem. , 26 : 775 – 785 . [PUBMED] [INFOTRIEVE] [CSA]
   PubMed Web of Science ®Google Scholar
• Sausins , A. and Duburs , G. 1988 . Synthesis of 1,4‐Dihydropyridines by Cyclocondensation Reactions . Heterocycles , 27 : 269 – 290 .
   Web of Science ®Google Scholar
• Gordeev , M. F. , Patel , D. V. and Gordon , E. M. 1996 . Approaches to Combinatorial Synthesis of Heterocycles: A Solid‐Phase Synthesis of 1,4‐Dihydropyridines . J. Org. Chem. , 61 : 924 – 928 . [CROSSREF]
   Web of Science ®Google Scholar
• Coburn , R. A. , Wierzba , M. , Suto , M. J. , Solo , A. J. , Triggle , A. M. and Triggle , D. J. 1988 . 1,4‐Dihydropyridine Antagonist Activities at the Calcium Channel: A Quantitative Structure–Activity Relationship Approach . J. Med. Chem. , 31 : 2103 – 2107 . [PUBMED] [INFOTRIEVE] [CSA]
   PubMed Web of Science ®Google Scholar
• Godfraind , T. , Miller , R. and Wibo , M. 1986 . Calcium Antagonism and Calcium Entry Blockade . Pharmacol. Rev. , 38 : 321 – 416 . [PUBMED] [INFOTRIEVE]
   PubMed Web of Science ®Google Scholar
• Hantzsch , A. 1882 . Justus Liebigs Ann. Chem. , 215 : 1
   Google Scholar
• Anderson , A. G. and Berkelhammer , J. G. 1958 . A Study of the Primary Acid Reaction on Model Compounds of Reduced Diphosphopyridine Nucleotide . J. Am. Chem. Soc , 80 : 992 – 999 .
   Web of Science ®Google Scholar
• Philips , A. P. 1949 . Hantzsch's pyridine synthesis . J. Am. Chem. Soc. , 71 : 4003 – 4007 .
   Google Scholar
• Sabitha , G. , Reddy , G. S.K.K. , Reddy , C. S. and Yadav , J. S. 2003 . A Novel TMSI‐Mediated Synthesis of Hantzsch 1,4‐Dihydropyridines at Ambient Temperature . Tetrahedron Lett. , 44 : 4129 – 4133 . [CROSSREF]
   Web of Science ®Google Scholar
• Watanabe , Y. , Shiota , K. , Hoshiko , T. and Ozoki , S. 1983 . An Efficient Procedure for the Hantzsch Dihydropyridine Synthesis . Synthesis , 9 : 761 [CROSSREF]
   Google Scholar
• Anniyappan , M. , Muralidharan , D. and Perumal , P. T. 2002 . Synthesis of Hantzsch 1,4‐Dihydropyridines under Microwave Irradiation . Synth. Commun. , 32 : 659 – 663 . [CROSSREF]
   Web of Science ®Google Scholar
• Öhberg , L. and Westman , J. 2001 . An Efficient and Fast Procedure for the Hantzsch Dihydropyridine Synthesis under Microwave Conditions . Synlett , 8 : 1296 – 1298 .
   Web of Science ®Google Scholar
• Alajarin , R. , Vaquero , J. J. , Garcia , N. J.L. and Alvarez , B. J. 1992 . Synthesis of 1,4‐Dihydropyridines under Microwave Irradiation . Synlett , 4 : 297 [CROSSREF]
   Google Scholar
• Li , C. J. 1993 . Organic Reactions in Aqueous Media—with a Focus on Carbon–Carbon Bond Formation . Chem. Rev. , 93 : 2023 – 2035 .
   Web of Science ®Google Scholar
• Lindstrom , U. M. 2002 . Stereoselective Organic Reactions in Water . Chem. Rev. , 102 : 2751 – 2772 . [PUBMED] [INFOTRIEVE] [CROSSREF]
   PubMed Web of Science ®Google Scholar
• Kad , G. L. , Kaur , I. , Bhandari , M. , Singh , J. and Kaur , J. 2003 . Functional Group Transformations of Diols, Cyclic Ethers, and Lactones using Aqueous Hydrobromic Acid and Phase Transfer Catalyst under Microwave Irradiation . Org. Process Res. Dev. , 7 : 339 – 340 . [CROSSREF]
   Web of Science ®Google Scholar
• Maruoka , K. and Ooi , T. 2003 . Enantioselective Amino Acid Synthesis by Chiral Phase‐Transfer Catalysis . Chem. Rev. , 103 : 3013 – 3028 . [PUBMED] [INFOTRIEVE] [CROSSREF]
   PubMed Web of Science ®Google Scholar
• Abramovith , R. A. 1991 . Applications of Microwave Energy in Organic Chemistry. A Review . Org. Prep. Proc. Int. , 23 : 685 – 711 .
   Google Scholar
• Caddick , S. 1995 . Microwave Assisted Organic Reactions . Tetrahedron , 51 : 10403 – 10432 . [CROSSREF]
   Web of Science ®Google Scholar
• Perreux , L. and Loupy , A. 2001 . A Tentative Rationalization of Microwave Effects in Organic Synthesis According to the Reaction Medium, and Mechanistic Considerations . Tetrahedron , 57 : 9199 – 9223 . [CROSSREF]
   Web of Science ®Google Scholar
• Lidstrom , P. , Tierney , J. , Wathey , B. and Westman , J. 2001 . Microwave Assisted Organic Synthesis—A Review . Tetrahedron , 57 : 9225 – 9283 . [CROSSREF]
   Web of Science ®Google Scholar