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Tominaga, Yoshinori; Shiroshita, Yoshihide; Hosomi, Akira, Journal of Heterocyclic Chemistry, 1988, vol. 25, p. 1745 - 1749
作者:Tominaga, Yoshinori、Shiroshita, Yoshihide、Hosomi, Akira
DOI:——
日期:——
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Synthesis of a Luminescent Compound: 8-Dimethylaminopyridazino[4,5-a][2.2.3]cyclazine-1,4(2H,3H)-diones
作者:Yoshinori Tominaga、Kaori Komiya、Seigo Kataoka、Yasuhiro Shigemitsu、Takashi Hirota、Kenji Sasaki
DOI:10.3987/com-98-8249
日期:——
Some pyridazino[4,5-a][2.2.3]cyclazine-1,4(2H,3H)-diones (1a-d) as a luminescent compound were synthesized via several steps from indolizine derivatives. The key intermediates, dimethyl 6-dimethylamino[2.2.3]cyclazine-1,2-dicarboxylates (5, 7) were synthesized by the [8 + 2] cycloaddition reaction of 7-dimethylaminoindolizines (4, 6) with dimethyl acetylenedicarboxylate in the presence of Pd-C in refluxing toluene.
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TOMINAGA, YOSHINORI;SHIROSHITA, YOSHIHIDE;HOSOMI, AKIRA, J. HETEROCYCL. CHEM., 25,(1988) N, C. 1745-1749
作者:TOMINAGA, YOSHINORI、SHIROSHITA, YOSHIHIDE、HOSOMI, AKIRA
DOI:——
日期:——
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TOMINAGA, YOSHINORI;SHIROSHITA, YOSHIHIDE;KUROKAWA, TOMOHIKO;GOTOU, HIROM+, J. HETEROCYCL. CHEM., 26,(1989) N, C. 477-487
作者:TOMINAGA, YOSHINORI、SHIROSHITA, YOSHIHIDE、KUROKAWA, TOMOHIKO、GOTOU, HIROM+
DOI:——
日期:——
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Tominaga, Yoshinori; Shiroshita, Yoshihide; Kurokawa, Tomohiko, Journal of Heterocyclic Chemistry, 1989, vol. 26, p. 477 - 487
作者:Tominaga, Yoshinori、Shiroshita, Yoshihide、Kurokawa, Tomohiko、Gotou, Hiromi、Matsuda, Yoshiro、Hosomi, Akira
DOI:——
日期:——