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Correlation of the nuclear quadrupole resonance frequencies of Cl35of dihydrochlorides of certain phosphorus acids with the σφconstants of substituents on the phosphorus atom

✍ Scribed by E. N. Tsvetkov; G. K. Semin; T. A. Babushkina; D. I. Lobanov; M. I. Kabachnik


Book ID
112435182
Publisher
Springer
Year
1967
Tongue
English
Weight
313 KB
Volume
16
Category
Article
ISSN
1573-9171

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📜 SIMILAR VOLUMES


Correlation of the nuclear quadrupole re
✍ E.N. Tsvetkov; G.K. Semin; D.I. Lobanov; M.I. Kabachnik 📂 Article 📅 1967 🏛 Elsevier Science 🌐 French ⚖ 247 KB

The correlations between the nuclear quadrupole resonance (NQR) freqU-.encies and constants characterizing the electron influence of substituents I,2 , are for different reasons (poor accuracy or being of restricted use), valid only in some cases. Recently we have shown3 that there exists an approx

Correlation of the nuclear quadruple res
✍ E.N. Tsvetkov; G.K. Semin; D.I. Lobanov; M.I. Kabachnik 📂 Article 📅 1967 🏛 Elsevier Science 🌐 French ⚖ 341 KB

Ham&t wsubstituent constant is a measure of the effect of the substituent on the activation energy of the reaction of the unsubstituted cowpoundw or it "measures the effect of the substituent on the electron density at the reaction site".' The change in halogenobenzenes nuclear quadrupole resonance