Russian Journal of Inorganic Chemistry, Tập 34,Trang 925-1848Chemical Society., 1989 |
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Kết quả 1-3 trong 78
Trang 1262
... acid analogues of glycine and alanine.6,7 Data on the complexing power of aminophosphonic acids are necessary ... acid ( I ) , the analogue of valine , and piperidyl - 2 - phosphonic acid ( II ) , the analogue of homoproline ...
... acid analogues of glycine and alanine.6,7 Data on the complexing power of aminophosphonic acids are necessary ... acid ( I ) , the analogue of valine , and piperidyl - 2 - phosphonic acid ( II ) , the analogue of homoproline ...
Trang 1263
... acid I agreed with published data ' ( Fig . 1 ) . The titration curve for acid II ( Fig . 2 ) in the presence of HCl also indicates that it dissociates in three stages according to scheme ( 1 ) . CH - P PH 10 8 5 он ( II ) , H , A + он ...
... acid I agreed with published data ' ( Fig . 1 ) . The titration curve for acid II ( Fig . 2 ) in the presence of HCl also indicates that it dissociates in three stages according to scheme ( 1 ) . CH - P PH 10 8 5 он ( II ) , H , A + он ...
Trang 1264
... acids III and IV ( Table 1 ) , but in contrast to the latter , in the aminophosphonic acids the second proton is joined to two oxygen atoms of the phosphonic acid group ( scheme A ) . " Comparison of the acidic properties of the ...
... acids III and IV ( Table 1 ) , but in contrast to the latter , in the aminophosphonic acids the second proton is joined to two oxygen atoms of the phosphonic acid group ( scheme A ) . " Comparison of the acidic properties of the ...
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1988 Translated absorption acid Akad alkali metal alloys ammonium anion aqueous solution atoms bands bond calcium calculated cations Chem chemical Chemistry chloride cm¯¹ cm¹ composition compounds concentration constants containing coordination corresponding crystallisation crystals decrease dehydration determined electron endothermic endothermic effect English translation equilibrium ethanol europium eutectic experimental extraction Figure fluorine formed given in Table groups H₂O heating hydrogen hydrogen bonds increase infrared spectra Inorg ions isothermal Khim Khimiya lanthanide ligand metal method mixture Moscow Nauk SSSR Neorg Neorganicheskoi Khimii 34 nitrate obtained orthorhombic oxide oxygen parameters phosphate potassium precipitate present proton ratio reaction salts sodium solid solutions solubility specimens spectra spectrum stability structure studied synthesis temperature range ternary thermal analysis thermal decomposition Translated from Zhurnal translation in Russ values vapour vibrations water molecules wavenumbers X-ray diffraction X-ray diffraction patterns Zhurnal Neorganicheskoi Khimii