## Abstract The mass spectra of cyclopentene‐1‐ol‐3, ‐1‐o1‐4, those of __cis__‐ and __trans__‐cyclopentene‐3,4‐diol and of the three stereoisomers of cyclopentene‐3,4,5‐triol have been studied. Decomposition modes based upon results obtained using deuterium labelled analogues are discussed.
Etude par RMN de 29Si de Sila-1 Cyclopentènes-2 et -3
✍ Scribed by Marie-Louise Filleux-Blanchard; Nguyen-Dinh-An; Georges Manuel
- Publisher
- John Wiley and Sons
- Year
- 1978
- Tongue
- English
- Weight
- 138 KB
- Volume
- 11
- Category
- Article
- ISSN
- 0749-1581
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✦ Synopsis
Abstract
Les mesures des déplacements chimiques de ^29^Si dans les silacyclopentènes vérifient les conclusions obtenues par RMN de ^1^H et ^13^C.
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**XPS. and ^1^H‐NMR. spectra of 1,3‐diaryltriazenes complexes of Hg(II)** The core binding energies C 1__s__, N 1__s__, Hg 4__f__~7/2~, Hg 4__f__~5/2~ in 7 symmetrical __p__‐substituted 1,3‐diphenyltriazenes complexes of Hg(II) have been measured by XPS. Within the limits of experimental error (± 0
## Abstract Les enthalpies libres conformationnelles des substituants CN, Cl et COOC~2~H~5~ ont été évaluées à partir de l'étude des spectres RMN des cyclohexènes (D~4~‐3,3,6,6) monosubstitués en 4. Les spectres RMN du dicyano‐1,2cyclohexane (D~4~‐3,3,6,6)__trans__ ont permis une estimation de l'é
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