HCOOH; H2O in water neutralization of aq. soln. of ZnCO3 with aq. soln. of formic acid; slow precipitation upon addn. of ethanol and stirring at room temp.;
参考文献
Devillers, M.; Ladriere, J.
Journal of Solid State Chemistry, 1993 , vol. 103, p. 193 - 207
in water prepn. by gradual addition of carboxylic acid to water soln. of ZnCO3; soln. stirred; soln. reduced in vol. at 70°C in water bath; left to crystallize at room temp.; filtered off; washed (Et2O); dried at room temp.; elem. anal.;
参考文献
Huesser, J. C.
Annalen der Physik (Weinheim, Germany), 1851 , vol. 83, p. 37 - 77
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Gmelin Handbook: Zn: SVol., 314, page 978 - 980
byproducts: (CH3)2O; on react. of ZnCO3 with dimethyl sulfate in vacuum, evaporating of formed dimethyl ether (method of Recoura);; compd. free of H2O is obtained;;
参考文献
Lautie, R.
Bulletin de la Societe Chimique de France, 1947 , vol. 14, p. 508 - 512
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Gmelin Handbook: Zn: SVol., 296, page 936 - 938
in H2O; ethanol soln. of carboxylic acid in H2O-alc. was added to water suspn. of ZnCO3 under stirring in hot water at 70°C; mixt. stirred for 1 h; filtered;
参考文献
Findorakova, Lenka; Gyoryova, Katarina; Kovarova, Jana; Balek, V.; Nour El-Dien, F. A.; Halas, L.
Journal of Thermal Analysis and Calorimetry, 2009 , vol. 95, p. 923 - 928
in water prepn. by gradual addition of carboxylic acid to water soln. of ZnCO3; soln. stirred; soln. reduced in vol. at 70°C in water bath; left to crystallize at room temp.; filtered off; washed (Et2O); dried at room temp.; elem. anal.;
参考文献
Szunyogova, Erika; Mudronova, Dagmar; Gyoeryova, Katarina; Nemcova, Radomira; Kovarova, Jana; Piknova-Findorakova, Lenka
Journal of Thermal Analysis and Calorimetry, 2007 , vol. 88, # 2 p. 355 - 361
in water byproducts: CO2, H2O; metallic carbonate and p-toluenesulphonic acid in aq. soln.; concg. of soln.; filtration, crystn. in air at room temp.; succesive recrystn.; anal. of metallic cation and organic anion;
