نتایج جستجو برای: 4 oxadiazole 2 thione
تعداد نتایج: 3117372 فیلتر نتایج به سال:
In the title compound, C(14)H(13)N(3)OS(2), the thio-phene ring is disordered over two orientations by ca 180° about the C-C bond axis linking the ring to the rest of the mol-ecule, with a site-occupancy ratio of 0.651 (5):0.349 (5). The central 1,3,4-oxadiazole-2(3H)-thione ring forms dihedral angles of 9.2 (5), 4.6 (11) and 47.70 (7)° with the major and minor parts of the disordered thio-phen...
Carbon steel (CS) corrosion prevention is a significant problem in the industry. The development of an effective protection strategy popular research area. In this work, three thiazole derivatives (3-(2-methoxyphenyl)−4-methylthiazol-2(3H)-thione (P1), 3-phenyl-4-methylthiazol-2(3H)-thione (P2) and 3-(2-methyl-phenyl)−4-methylthiazol-2(3H)-thione (P3)) were used 0.5 M H2SO4 solution for CS miti...
In the further research and synthesis of highly bioactive 3-methylrhodanine derivatives, preparation benzylidene rhodanines followed by bicyclization to form pyrazole compounds has been undertaken. Using a convenient simple method, twelve have synthesized including six rhodanine derivatives ranging from good excellent yield, with four phenylhydrazone two at low yield. The structures all were el...
Based on the hits, 3,4-dihydroquinazoline-2-thione (1) and benzimidazole-2-thione (2), a series of indole-2-thione (3) and indole-2-thiol inhibitors (4) of melanogenesis were designed, synthesized and evaluated in melanoma B16 cells under the stimulant of α-melanocyte stimulating hormone (α-MSH). The indole-2-thione compounds (3a-g) exhibited an effective inhibitory activity on melanin synthesi...
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