نتایج جستجو برای: utylbenzofuran pyrazoles synthesis
تعداد نتایج: 409489 فیلتر نتایج به سال:
The Au atom in the C2-symmetric pincer-type title complex, [AuCl(C(19)H(23)N(5))], is in the +3 oxidation state. The ligand is composed of one pyridine unit and two n-butyl-substituted pyrazoles (pyrz). Both pyrazoles are deprotonated, thus forming a neutral compound. To the best of our knowledge, this is the first Au(III)-bis-pyrazolate complex. According to the special geometry in the N,N',N'...
a facile and efficient one-pot three-step process for the synthesis of 5-acetyl-2-imino-4-methylthiazoles via the cyclocondensation of 3-thiocyanatoacetylacetone with various hydrazine or hydrazide derivatives in etoh has been developed. 3-thiocyanatoacetylacetone itself has been synthesized as the intermediate from substitution reaction of thiocyanate with 3-chloroacetylacetone. better results...
Several new bitopic pyrazole-containing ligands were prepared from the corresponding pyrazoles and tetrahalogen or tetratosyloxy derivatives of o-xylene and neopentane in a superbasic medium (KOH-DMSO).
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