Synthesis, Table of Contents SHORTPAPER© Georg Thieme Verlag Stuttgart · New YorkImproved Method for the Synthesis of 1,2,4-Triazolo[4,5-a]pyrimidin-5-onesGeorge Bratulescu*University of Craiova, Faculty of Chemistry, 13 A.I. Cuza, 1100 Craiova, Romaniae-Mail: gbratulescu@operamail.com; Recommend Article Abstract Buy Article All articles of this category Abstract Five new 1,2,4-triazolo[4,5-a]pyrimidin-5-ones were synthesised in good yield in a paste-like medium using microwave irradiation. Keywords microwave - paste-like medium - condensation - alcohol Full Text References References <A NAME="RZ06905SS-1">1</A> Rahmani A. Romero MA. Salas JM. Quiros M. Cienfuegos GA. Inorg. Chim. Acta 1996, 247: 51 <A NAME="RZ06905SS-2">2</A> Lee SJ, Macina OT, Yu DT, Frierson MR, Konishi Y, Kondo K, and Sugitani M. inventors; Eur. Pat. Appl. EP 728759. ; Chem. Abstr. 1996, 125, 221861 <A NAME="RZ06905SS-3">3</A> Jaehne G, Helsberg M, Winkler I, Gross G, and Scholl T. inventors; Eur. Pat. Appl. EP 589335. ; Chem. Abstr. 1994, 121, 134145 <A NAME="RZ06905SS-4">4</A> Romero MA. Salas JM. Quiros M. Williams DJ. Molina J. Transition Met. Chem. 1993, 18: 595 <A NAME="RZ06905SS-5">5</A> Pees KJ. inventors; Eur. Pat. Appl. EP 613900. ; Chem. Abstr. 1994, 121: 280667 <A NAME="RZ06905SS-6">6</A> Pees KJ, Klaus J, and Albert G. inventors; Eur. Pat. Appl. EP 550113. ; Chem. Abstr. 1993, 119, 271190 <A NAME="RZ06905SS-7">7</A> Mourad G. King J. Planta 1992, 188: 491 <A NAME="RZ06905SS-8">8</A> Kleschick WA. In Chemistry of Plant Protection, Vol. 10 Stetter J. Springer; Berlin Heidelberg: 1994. p.119 <A NAME="RZ06905SS-9">9</A> Walsh GM. Suleymanov OD. Cardiovasc. Drug Rev. 1991, 9: 237 <A NAME="RZ06905SS-10">10</A> Urleb U. Stanovnik B. Stibilj V. Tisler M. Heterocycles 1986, 24: 1899 <A NAME="RZ06905SS-11">11</A> Fischer G. Adv. Heterocycl. Chem. 1993, 57: 81 <A NAME="RZ06905SS-12">12</A> Cocco MT. Congiu C. Maccioni A. Onnis V. J. Heterocycl. Chem. 1992, 29: 1341 <A NAME="RZ06905SS-13">13</A> Kelley JL. Davis RG. McLean EW. Glen RC. Soroko FE. Cooper BR. J. Med. Chem. 1995, 38: 3884 <A NAME="RZ06905SS-14">14</A> Badawey E.-SAM. J. Heterocycl. Chem. 1996, 33: 229 <A NAME="RZ06905SS-15">15</A> Bratulescu G. Le Bigot Y. Delmas M. Synth. Commun. 2000, 30: 171 <A NAME="RZ06905SS-16">16</A> Bratulescu G. Le Bigot Y. Delmas M. Rev. Chim. (Bucharest) 2000, 5: 354 <A NAME="RZ06905SS-17">17</A> Bratulescu G. Le Bigot Y. Delmas M. Synth. Commun. 1997, 27: 1037