نتایج جستجو برای: 4 tetrazole 5 thiol
تعداد نتایج: 2073587 فیلتر نتایج به سال:
Tetrazoles represent a class of five-membered heterocyclic compounds with polynitrogen electron-rich planar structural features. This special structure makes tetrazole derivatives useful drugs, explosives, and other functional materials with a wide range of applications in many fields of medicine, agriculture, material science, etc. Based on our research works on azoles and other references in ...
Aliphatic thiols are in high demand materials chemistry. Herein, a synthesis of thio-derivatives 1-hexene vinylidene dimer is described. The approach, based on hydroalumination reaction with further replacement the organoaluminum function sulfur using thiourea or dimethyl disulfide, provides anti-Markovnikov products, 2-butyloctane-1-thiol 5-(methylsulfanylmethyl)undecane, moderate yields. phos...
A catalytic route for enantioselective total synthesis of cell adhesion inhibitor BIRT-377 is described. The quaternary stereocenter was constructed through l-proline-derived, tetrazole-catalyzed direct asymmetric alpha-amination of 3-(4-bromophenyl)-2-methylpropanal with dibenzyl azodicarboxylate. In the course of these studies, a one-pot trifluoro acetylation/selective benzyloxycarbonyl depro...
An oxadiazole derivative with functional groups favouring its adsorption on copper surface, namely 5-(4-pyridyl)-1,3,4-oxadiazole-2-thiol, has been explored as potential inhibitor of corrosion in 3.5 wt.% NaCl. Electrochemical evaluation by electrochemical impedance spectroscopy, potentiodynamic polarization and SVET reveals high inhibition efficiencies. Surface microscopy inspection spectrosco...
The title compound, [Fe(4)(C(6)H(6)NS)(CH(3)S)S(CO)(11)], com-prises two butterfly-shaped sub-cluster cores, Fe(2)S(2)N and Fe(2)S(2), joined together by a spiro-type μ(4)-S atom. The (pyridin-2-yl)methane-thiol-ate ligand is attached to the Fe(2)(CO)(5) unit in a μ-κN:κ(2)S mode, and the methane-thiol-ate ligand is coordinated to the Fe(2)(CO)(6) unit in a μ-κ(2)S fashion.
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