نتایج جستجو برای: dithiocarbamates
تعداد نتایج: 288 فیلتر نتایج به سال:
A series of triorganophosphinegold(1) dithiocarbamate (R(3)PAuS(2)CNR'(2)) and xanthate (R(3)PAuS(2)COR') complexes have been prepared and characterised spectroscopically. Based on crystallographic evidence, the molecules feature linear gold(1) geometries defined by sulphur and phosphorus donors. The complexes, along with a series of known anti-cancer agents, have been screened against a panel ...
The determination of dithiocarbamates in plant matrixes is generally carried out by spectrophotometric (European Norm EN 12396-1, 1996) or gas chromatography headspace (European Norm EN 12396-2, 1999) methods. However, the former method presents a risk of carbon disulfide loss during hydrolysis and distillation and its sensitivity is low, whereas the latter method is time-consuming. In comparis...
Aim of study: To quantify the toxicity and ecotoxicological pressure pesticides in Sancti Spíritus province, Cuba, between 2011 2014.Material methods: A longitudinal descriptive study was designed for period, to identify potential risks environment human health associated with use pesticides. In order determine ecotoxicity pesticide use, ƩSeq (Spread equivalents), POCER (Pesticide Occupational ...
Dithiocarbamates, with their high lipophilic character and good chelating properties, could provide stabile transition metal complexes enable these metal-based drugs to reach biological targets. Palladium(II) gold(III) complexes, due its structural similarity platinum(II)compounds, be competitive candidates for implementing developing new pharmacological agents. Herein, novel complex triammoniu...
An Ag(I)formamidine cluster Ag6L16 (1) and an coordination polymer Ag7(L2)2 2 (L1 = N,N?-bis(2,6-disopropylphenyl) formamidine dithiocarbamate L2 N,N?-mesityl dithiocarbamate) have been synthesized from the reactions of L1 with AgNO3 respectively. The complexes were characterized using spectroscopic analytical methods, including single-crystal X-ray diffraction. In structure 1, a six vertex dis...
Three copper(I) dithiocarbamate–phosphine complexes of the general formula Cu(PPh3)2L were synthesized by metathesis reactions potassium salt dithiocarbamate ligand L and precursor complex Cu(PPh3)2NO3 in an equimolar ratio. represents N,N?-bis(2,6-dimethylphenyl)formamidine L1 1, N,N?-bis(2,6-disopropylphenyl) formamidine L2 2, N,N?-dimesitylformamidine L3 3. The single-crystal X-ray structure...
Two new ligands, ammonium 2,6-dimethyl morpholine dithiocarbamate (ADMMDTC) and ammonium 3-methyl piperdine dithiocarbamate (AMP-DTC) were synthesized in the laboratory. The method was based on chelation of manganese(II) with ADMM-DTC/AMP-DTC in the presence of NH4OH at pH 6.2 and 6.8 to produce catalytic hydrogen currents at -0.72 V and -0.62 V vs. SCE respectively and prior detected by D.C po...
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