نتایج جستجو برای: keton 13 with phenylmagnesium iodide
تعداد نتایج: 9284857 فیلتر نتایج به سال:
an iodide ion-selective pvc membrane sensor based on copper (π)-bis-nphenilsalicyldenaminatocomplex as a novel sensing material is successfully developed. theelectrode showed a good selectivity for iodide ion with respect to common inorganic anions. thesensor exhibited a good linear response with slope of _58.6 ± 0.4 mv per decade over theconcentration range of 5.0 × 10-6 to 1.0 × 10-1 mol l-1,...
The dehalogenation of a-haloketones and a-halocarbonyl compounds is an inevitable proce dure for the organic synthesis and these reductive dehalogenations have been often effected in organic syntheses. There have been various procedures for the purpose and these are obtained by zinc and acetic acid [1], sodium dithionite [2], titanium(III) chloride [3], organotin hydride [4], sodium hydrogen t...
The title compound, As[C6H3(CF3)2]3, has been synthesised by Grignard reaction from arsenic trichloride and 3,5-bis(trifluoromethyl)phenylmagnesium bromide. It crystallises in the triclinic space group P1̄ with two formula units in the asymmetric unit. The most prominent feature of the crystal structure is the protrusion of a phenyl group of one molecule into the cavity at the base of the pyrami...
An iodide ion-selective PVC membrane sensor based on copper (Π)-bis-Nphenilsalicyldenaminatocomplex as a novel sensing material is successfully developed. Theelectrode showed a good selectivity for iodide ion with respect to common inorganic anions. Thesensor exhibited a good linear response with slope of _58.6 ± 0.4 mV per decade over theconcentration range of 5.0 × 10-6 to 1.0 × 10-1 mol L-1,...
DK, DKA and HONC cases admitted to Hacettepe University Hospital in a fifteen year period (19801995) were analysed. Diagnosis of DKA was based on the fulfillment of each of the following criteria: Plasma glucose on admission >250 mg/dl, plasma HCO3 <15mEq/L, pH <7.3, ketonemia and an elevated anion gap. Patients with a plasma glucose level >250 mg/dl, blood pH in the normal range and with posit...
The title compound, C(13)H(13)N(2) (+)·I(-), is a derivative of 1-amino-pyridinium iodide. The pyridine and benzene rings are oriented at a dihedral angle of 45.78 (3)°. In the crystal structure, weak inter-molecular C-H⋯I hydrogen bonds link the mol-ecules.
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