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p. 1055-1061
Received: 15 August 2000 / Accepted: 29 August 2000 / Published: 5 September 2000
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| Download PDF Full-text (32 KB) Abstract: Five derivatives of 2-imino-3-(4-arylthiazol-2-yl)-thiazolidin-4-ones and a series of their 5-arylidene derivatives have been synthesized and tested for antifungal activity against seven agricultural fungi. 2-Imino-3-(2,4-dichloro-5-fluorophenylthiazol-2-yl)-4-thiazolidi-none and 2-imino-3-(2,4-dichlorophenylthiazol-2-yl)-4-thiazolidione, both of them new compounds, exhibited higher fungicidal effects than the other compounds prepared.
p. 1062-1067
Received: 14 August 2000 / Accepted: 6 September 2000 / Published: 9 September 2000
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| Download PDF Full-text (35 KB) Abstract: An improved synthesis of bicyclo[2.2.1]hept-5-ene-2,3-dione by Swern oxidation of bicyclo[2.2.1]hept-5-ene-2,3-diol, and an unexpected ring-opening reaction by the Swern oxidation of pyrazine-fused congeners are described.
p. 1068-1079
Received: 30 May 2000; in revised form: 18 August 2000 / Accepted: 5 September 2000 / Published: 11 September 2000
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| Download PDF Full-text (65 KB) Abstract: A review on the reactions of triorganyl stannyl ions with haloarenes is presented. Emphasis on the synthetic applications of the resulting triorganyl stannyl aryl compounds is made, with their inherent potential to build large molecules through the SRN 1 sequence, i.e. ArX→ArSnR3 →ArAr, which can be iteratively repeated when appropriately substituted substrates are chosen.
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