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Simple syntheses of 1,3-dialkylpyrrolo- and furopyrimidines.
作者:NORIO KAWAHARA、TAKAKO NAKAJIMA、TSUNEO ITOH、HARUO OGURA
DOI:10.1248/cpb.33.4740
日期:——
Simple and efficient syntheses of 7-deazacaffeines, 9-deazatheophyllines, furo [2, 3-d] pyrimidines and furo [3, 2-d] pyrimidines from 5- or 6-substituted pyrimidines by means of intramolecular cyclization reactions are described.
通过分子内环化反应,从5-或6-取代嘧啶出发,简便高效地合成了7-脱氮咖啡因、9-脱氮茶碱、呋喃[2, 3-d]嘧啶和呋喃[3, 2-d]嘧啶。
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Kawahara, Norio; Nakajima, Takako; Itoh, Tsuneo, Heterocycles, 1984, vol. 22, # 10, p. 2217 - 2220
作者:Kawahara, Norio、Nakajima, Takako、Itoh, Tsuneo、Ogura, Haruo
DOI:——
日期:——
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KAWAHARA, NORIO;NAKAJIMA, TAKAKO;ITOH, TSUNEO;OGURA, HARUO, CHEM. AND PHARM. BULL., 1985, 33, N 11, 4740-4748
作者:KAWAHARA, NORIO、NAKAJIMA, TAKAKO、ITOH, TSUNEO、OGURA, HARUO
DOI:——
日期:——
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KAWAHARA, NORIO;NAKAJIMA, TAKAKO;ITOH, TSUNEO;OGURA, HARUO, HETEROCYCLES, 1984, 22, N 10, 2217-2220
作者:KAWAHARA, NORIO、NAKAJIMA, TAKAKO、ITOH, TSUNEO、OGURA, HARUO
DOI:——
日期:——
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ITOH, TSUNEO;IMINI, TOSHIHIKO;OGURA, HARUO;KAWAHARA, NORIO;NAKAJIMA, TAKA+, HETEROCYCLES, 1983, 20, N 11, 2177-2180
作者:ITOH, TSUNEO、IMINI, TOSHIHIKO、OGURA, HARUO、KAWAHARA, NORIO、NAKAJIMA, TAKA+
DOI:——
日期:——