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Chemically induced dynamic nuclear polarization in reactions of trialkylaluminium and benzoyl peroxide

✍ Scribed by R.A. Sadykov; N.M. Shishlov


Publisher
Elsevier Science
Year
1989
Tongue
English
Weight
337 KB
Volume
369
Category
Article
ISSN
0022-328X

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πŸ“œ SIMILAR VOLUMES


Chemically Induced Dynamic Nuclear Polar
✍ B. Blank; H. Fischer πŸ“‚ Article πŸ“… 1971 πŸ› John Wiley and Sons 🌐 German βš– 413 KB

## Abstract Thermolysis of di‐(4‐chlorobenzoyl)‐peroxide was carried out in the probe of an NMR. spectrometer. The dependence of product distribution and chemically induced dynamic nuclear polarization (CIDNP.) patterns on the concentrations of radical trapping agents gives evidence that the CIDNP.

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✍ R.Z. Sagdeev; Yu.A. Grishin; A.B. Dushkin πŸ“‚ Article πŸ“… 1977 πŸ› Elsevier Science 🌐 English βš– 242 KB

CJDNP cffccts durmg bcnzoyl peroxide thermolysis have been measured duectly by a pulsed NMR spectrometer in Jaw magnetic fields (OS-120 Oe). It IF shown tilat the traditional technique of the sample "transfer" distorts the real magnetic ticld dcpendsncc of CJDNP.

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## Carbon-13 NNR spectra of chemically polarized decomposition pro&&s %%X6? in~est~g~~~d. The pofarization is much larger than in proton spectra, positive for radical recombination pro&cts and negative Ear thr? others. The chemical polarization appears ;IC the very moment of Formation of the stabl