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SINTEZA I RENDGENSKA STRUKTURNA ANALIZA AMIDINO- SUPSTITUIRANIH 2-AMINOFENOLA (CROSBI ID 624281)

Prilog sa skupa u zborniku | sažetak izlaganja sa skupa | domaća recenzija

Racane, Livio ; Cetina, Mario ; Ptiček, Lucija ; Topić, Filip ; Rissanen, Kari ; Tralić-Kulenović, Vesna SINTEZA I RENDGENSKA STRUKTURNA ANALIZA AMIDINO- SUPSTITUIRANIH 2-AMINOFENOLA // XXIV CROATIAN MEETING OF CHEMISTS AND CHEMICAL ENGINEERS - BOOK OF ABSTRACTS / Ukić, Šime ; Bolanča, Tomislav (ur.). Zagreb: Hrvatsko društvo kemijskih inženjera i tehnologa (HDKI) ; Hrvatsko kemijsko društvo, 2015. str. 121-121

Podaci o odgovornosti

Racane, Livio ; Cetina, Mario ; Ptiček, Lucija ; Topić, Filip ; Rissanen, Kari ; Tralić-Kulenović, Vesna

engleski

SINTEZA I RENDGENSKA STRUKTURNA ANALIZA AMIDINO- SUPSTITUIRANIH 2-AMINOFENOLA

Amidino-substituted benzazole derivatives exhibit various biological activities and have been continuously studied by several research groups. In contrast to a great number of biologically active amidino-substituted benzimidazole and benzothiazole derivatives reported in recent literature, amidino-substituted benzoxazoles are still rare. The reason is lack of general method for their preparation, which would be based on the condensation reaction of amidino-substituted 2- aminophenoles, as the key intermediates, with carboxylic acids, carboxylic acid derivatives or aldehydes. Following the synthetic approach for the preparation of amidino-substituted 2- aminothiophenoles [1], we have successfully prepared different amidino-substituted 2- aminophenole from 5-cyanobenzoxazole by Pinner reaction.Here, we report the synthesis of 5- cyanobenzoxazole (1) and amidino (2a), 2- imidazolinyl (2b), and N-isopropylamidino (2c) substituted 2-aminophenole isolated in zwitterionic form in high yields. The zwitterionic form of 2a and 2b was confirmed by X-ray structure analysis.

synthesis; amidines; 2-aminophenoles; X-ray

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Podaci o prilogu

121-121.

2015.

objavljeno

Podaci o matičnoj publikaciji

XXIV CROATIAN MEETING OF CHEMISTS AND CHEMICAL ENGINEERS - BOOK OF ABSTRACTS

Ukić, Šime ; Bolanča, Tomislav

Zagreb: Hrvatsko društvo kemijskih inženjera i tehnologa (HDKI) ; Hrvatsko kemijsko društvo

978-953-6894-54-3

Podaci o skupu

XXIV Croatian Meeting of Chemists and Chemical Engineers

poster

21.04.2015-24.04.2015

Zagreb, Hrvatska

Povezanost rada

Kemija