Russian Journal of Inorganic Chemistry, Tập 39,Trang 505-996Chemical Society, 1994 |
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... chemical shift 8 = -5.9 ppm appears . The concentration of D decreases with time , allowing us to suggest that it is an intermediate product in the course of transformation of the chromium com- plexes . It further converts to other ...
... chemical shift 8 = -5.9 ppm appears . The concentration of D decreases with time , allowing us to suggest that it is an intermediate product in the course of transformation of the chromium com- plexes . It further converts to other ...
Trang 637
... chemical shifts correspond to a decrease in the magnetic field strength . A 85 % solution of ortho- phosphoric acid was used as an external standard for the chemical shift determination . For poorly resolved signals in the spectra of ...
... chemical shifts correspond to a decrease in the magnetic field strength . A 85 % solution of ortho- phosphoric acid was used as an external standard for the chemical shift determination . For poorly resolved signals in the spectra of ...
Trang 746
... Chemical shifts in the NMR spectra Chemical shift 8 , ppm Compound 1H 19F C - H O - H CF3 CF2 CF2 Y ( CTBD ) 3 · 2H2O 6.9 5.7 1.1 Y ( CHHD ) 32H2O 6.9 7.9 3.5 42.5 48.8 C6F11 - cyclo 102.2 ( 1 F ) 39.8 - 64.8 ( 10 F ) 102.3 ( 1 F ) 39.6 ...
... Chemical shifts in the NMR spectra Chemical shift 8 , ppm Compound 1H 19F C - H O - H CF3 CF2 CF2 Y ( CTBD ) 3 · 2H2O 6.9 5.7 1.1 Y ( CHHD ) 32H2O 6.9 7.9 3.5 42.5 48.8 C6F11 - cyclo 102.2 ( 1 F ) 39.8 - 64.8 ( 10 F ) 102.3 ( 1 F ) 39.6 ...
Nội dung
Vol 39 No 4 | 505 |
RareEarthIII Pivalates | 512 |
Crystal Structure of Triethylammonium Trihydroxoborotetrahydroxopentaborate | 521 |
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absorption bands Academy of Sciences acid Akad angles anion aqueous solutions calcd calcium calculated cations Chem chemical chemical shifts chloride chromium cm-¹ complex formation composition concentration COORDINATION COMPOUNDS copper(II crystal curves decomposition decrease determined DMSO English Translation Copyright enthalpy equilibrium eutectic experimental extraction H₂O Hayka/Interperiodica Publishing Russia heating hydrogen bonds increase Inorg Inorganic Chemistry interaction ions isotherms Khim kJ/mol lattice ligands MAHK Hayka/Interperiodica Publishing melting metal method mixture mol/l molecules Moscow Nauk SSSR Neorg nH₂O nitrate NMR spectra observed obtained Original Russian Text oxide parameters platinum precipitate properties protons range rare-earth ratio reaction reagent RESULTS AND DISCUSSION Russia Russia Received Russian Academy Russian Text Copyright salts samples shift shows sodium solid solutions solubility solvate sorption space group spectrum spiropyran structure studied synthesis Table temperature thermal thermolysis tion titanium transition values vibrations X-ray diffraction