lewis-base adducts of lead(ii) compounds v,* synthesis and structmal charactereation of mononuclear (acetato-0,o') bis(2,zr-bipyridine) (perchlorato-0,o') lead(ii) and bis (2,z'-bipyridiw) bis(perchl0rato-0,o') lead(ii)
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چکیده
the synthesis and single-crystal x-ray structure determination of the title compound [(bipy) , pb(0 ,cme) (o clo )] (1) and [(bipy) pb(clo ) ] (2) is described. compound (i) crystallizes in the triclinic space group p1(2), a= 7.384(2), b= 12.824(3), c= 10.622(6) a, ?= 73.41(2), ?= 80.98(2), ?= 73.68(2)', z= 2, and r =0.033 for 3408 independent reflections .compound (2) crystallizes in the monoclinic space group p2 /n(14), a= 6.883(5), b= 13.010(4), c= 10.710(5)?,?= 91.26(2)? z=2, and r= 0.048 for 3290 independent reflections
منابع مشابه
LEWIS-BASE ADDUCTS OF LEAD(II) COMPOUNDS V,* SYNTHESIS AND STRUCTmAL CHARACTEREATION OF MONONUCLEAR (ACETATO-0,O') BIS(2,Zr-BIPYRIDINE) (PERCHLORATO-0,O') LEAD(II) AND BIS (2,Z'-BIPYRIDIW) BIS(PERCHL0RATO-0,O') LEAD(II)
The synthesis and single-crystal X-ray structure determination of the title compound [(bipy) , Pb(0 ,CMe) (O ClO )] (1) and [(bipy) Pb(ClO ) ] (2) is described. Compound (I) crystallizes in the triclinic space group P1(2), a= 7.384(2), b= 12.824(3), c= 10.622(6) A, ?= 73.41(2), ?= 80.98(2), ?= 73.68(2)', Z= 2, and R =0.033 for 3408 independent reflections .Compound (2) crystallizes in the ...
متن کاملLEWIS-BASE ADDUCTS OF LEAD(II) COMPOUNDS VI.* SYNTHESIS AND STRUCTURAL CHARACTERIZATION OF MONONUCLEAR (DIACETATO-0,O ')(1, 10-PHENANTHROLINE)
The synthesis and single-crystal X-ray structure determination of the title compound (phen)Pb(02CMe) is described. The complex crystallizes in the monoclinic space group P2 /c, a = 7.823(3), b = 12.421(4), c = 9.262(2) ?, ? = 79.92(3)", Z = 4, yielding R 0.048 for 3210 independent reflections. The coordination number around the lead atom is six. [Pb-N 2.54(2), 2.56(4)],[Pb-0, 2.19-2.22]
متن کاملLEWIS BASE ADDUCTS OF LEAD(I1) COMPOUNDS VII * SYNTHESIS AND STRUCTURAL CHARACTERIZATION OF MONONUCLEAR (DICHLORO) (1,4,10,13-TETRA-OXA-7, 16- DIAZA-CY CLOOCTADECANE) LEAD(II)
The reaction of PbCI, with 1,4,10,13-tetra-oxa-7, 16-diaza-cyclooctadecane (L= C H N O ) yielded colourless crystals of LPbCI . The complex crystallizes in monoclinic space group, C2/c, a = 7.90(2), b = 14.75(3) and C = 17.36(3) ?= ? 101.75(3)?, Z = 4 and R = 0.083 The coordination number around the lead atom is Eight . [Pb-N, 2.36(1), 2.70(4)], [Pb-0,2.41(3)-2.57(3)], [Pb-CI, 2.51(4), 2.5...
متن کاملcomparison of catalytic activity of heteropoly compounds in the synthesis of bis(indolyl)alkanes.
heteropoly acids (hpa) and their salts have advantages as catalysts which make them both economically and environmentally attractive, strong br?nsted acidity, exhibiting fast reversible multi-electron redox transformations under rather mild conditions, very high solubility in polar solvents, fairly high thermal stability in the solid states, and efficient oxidizing ability, so that they are imp...
15 صفحه اولLEWIS BASE ADDUCTS OF LEAD(I1) COMPOUNDS IV*, SYNTHESIS AND CRYSTAL STRUCTURES OF (DINITRATO) (1,4,8,11- TETRA- AZAANDECANE) LEAD(I1)
The synthesis and single-crystal X-ray structure determination of the title compound (dinitrato) (1,4,8,11 -tetra-azaandecane) lead(II) is described. Crystals are monoclinic, P2 /ca= 10.271 (2)?,b= 13.524(4) ?,c= 11.298(6) ?,?=94.68(3),2=4,R,Rw, 0.036 and 0.041, respectively. The lead atom is eight-coordinate [Pb-N, 2.44 (2) - 2.55 (1)], [Pb-0,2.87 (1) - 3.06 (2)].
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عنوان ژورنال:
journal of sciences islamic republic of iranجلد ۷، شماره ۱، صفحات ۰-۰
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