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Article
Structure of sodium(1,10-phenanthroline)-(2-nitrobenzoate)sesquihydrate
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Article
Structure of lithium(3,5-dinitrobenzoate) (1,10-phenanthroline)monohydrate
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Article
Structure of lithium (picrate) (2,2′-bipyridyl)
The title compound C16H10N5O7Li is triclinic, witha=14.51(1),b=6.90(2),c=9.10(1) Å,α=101.5(1),β=67.1(2), γ=105.6°(1),Z=2 and space groupP¯1. Data were measured by photographic methods. The structure was solved by...
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Article
Structural aspects of crown complexes with alkali and alkaline earth cations — A reply
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Article
Synthesis and crystal structure of ammonium (picrate) (dibenzo-18-crown-6)
NH4(Pic)(DB18C6) (Pic=picrate and DB18C6=dibenzo-18-crown-6), (C26H30N4O13) FW 606.56, arthorhombic,Pmn21,a=26.045(5),b=12.055(3),c=8.982(3) Å,V=2820(1) Å3,Z=4,D c =1.429 g/cm3,...
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Article
Structural aspects of crown complexes with alkali and alkaline earth cations. Benzo-15-crown-5 as a discriminating macrocycle
X-ray structural results have been reviewed for the related Mz+ L z − -B15C5 complexes where Mz+=Li+ to Cs+ and Mg2+ to Ba2+, L−=2,4,6-trinitrophenolate (Picrat...
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Article
Coordination chemistry of alkali and alkaline earth cations: Crystal structure of rubidium (benzo-15-crown-5)2NO3·H2O
The complex Rb(B15C5)2NO3·H2O is monoclinic,P21/c,a=12.695(3),b=19.471(3),c=12.991(2)Å, β=99.60(2)o,V=3166 Å3,D c =1.473 g/cm3 (163 K),D c =1....
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Article
Coordination chemistry of alkali and alkaline earth cations. X-ray structural analysis of bis (benzo-15-crown-5) potassium nitrate monohydrate
The 1:2 charge separated KNO3 complex with benzo-15-crown-5 (B15C5) has been crystallized from a 50% water-methanol solution. K(B15C5)2NO3·H2O is monoclinic,P21/c,a=12.717(2),b=19.569(2),c=13.025(3) Å, β=100.79(1...
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Article
Coordination chemistry of alkali and alkaline earth cations: Synthesis and X-ray crystal structure of cesium (picrate) (benzo-15-crown-5) Cs+C6H2N3O 7 − (C14H20O5)
Crystals of the Cs+ Pic− (B15C5) complex (Pic=picrate; B15C5=benzo-15-crown-5) (M r =629.3) are yellow prisms which belong to the triclinic space groupPī witha=7.377(4),b=11.372...
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Article
Coordination chemistry of alkali and alkaline earth cations: Synthesis and crystal structure of potassium(benzo-15-crown-5)2 [3,5-dinitrobenzoate(3,5-dinitrobenzoic acid)2]
The interaction of K(35-Dnb) (35-Dnb=3,5-dinitrobenzoate) with benzo-15-crown-5 (B15C5) in ethanol yields a charge-separated sandwich structured complex [K(B15C5)2]+[35-Dnb(35-DnbH)2]− even when equimolar amounts...
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Article
Selective detection of ferric, cobalt(II) and molybdate ions usingm-(Mercaptoacetamido)-phenol as a reagent
m-(Mercaptoacetamido)phenol (m-MAP) is used for the selective and characteristic detection of ferric ion, cobalt and molybdate. The reagent produces deep green precipitate at pH 6 with ferric ion in the absence ...
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Article
A versatile solvent system for the paper chromatography of inorganic cations
The paper chromatographic resolution potentiality of the solvent system chloroform-acetone-iso-amyl alcohol-11N HCl (1 ∶ 1 ∶ 1 ∶ 0.5v/v) for the metal cations has been tested. Successful results with various mult...
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Article
Qualitative cation analysis without removing interfering anions
A scheme of cation analysis is presented where phosphate and organic acids do not interfere with the course of analysis. The method is standardised on 2–3 mg level, and the procedure is rapid. Group separation...
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Article
Milligram level determination of mercury(II) and bismuth (III): p-mercaptoacetamidophenetidine as a gravimetric reagent
The gravimetric estimation of mercury(II) and bismuth(III) has been carried out on a mg scale usingp-mercaptoacetamidophenetidine as the precipitant. The reagent has the required aqueous solubility and is superio...
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Article
Qualitative cation analysis withm-(mercaptoacetamido)phenol
The analysis of the inorganic cations is performed usingm-(mercaptoacetamido)phenol (m-MAP). The reagent acts as a precipitant for the metal sulphides which can be differentially precipitated under controlled con...
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Article
Use of m-(mercaptoacetamido)phenol for the differentiation and separation of selenite, selenate, tellurite, and tellurate
m-(Mercaptoacetamido)phenol (m-MAP) is used as a reductant for the distinction and separation of SeO3 2−, SeO4 2−, TeO3 2−, and TeO4 2−.
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Article
Determination of silver, gold, palladium, and platinum on milligram scale: m-(mercaptoacetamido)phenol as gravimetric reagent
A method for the gravimetric determination of milligram quantities of Ag(I), Au(III), Pd(II), and Pt(IV) is presented. It is based on precipitation of the respective chelates withm-(mercaptoacetamido)phenol. Proc...
