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36Cl-markiertes 1h.3h-tetra-, 3h-pentachlor-1-propen und das carbonium-ion C3Cl5 ⊕

✍ Scribed by Hosni Khalaf

Publisher
Elsevier Science
Year
1972
Tongue
French
Weight
210 KB
Volume
13
Category
Article
ISSN
0040-4039

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✦ Synopsis

1H.3H-Tetrachlorpropen-(36Cl) (2): & ist aus 1 ') und AlC13-(36Cl) *) in homogener DichlormethanlUsung (2 Stdn. bei 20') zuglnglich. Die Chlorierung ') van & zu 1H.3H-Hexacnlorpropan-(1.3-36 Cl) (5a) und die HCl-Abspaltung 1) bei Reaktionsschema 1

📜 SIMILAR VOLUMES

Markierte verbindungen XI. chloraustausc
Markierte verbindungen XI. chloraustausch zwischen 3H-pentachlor-1-propen und AlCl3–(36Cl), das tetrachlorpropenylium-ion
✍ Friedrich Boberg; Hosni Khalaf 📂 Article 📅 1971 🏛 John Wiley and Sons 🌐 French ⚖ 292 KB

## The tetrachloropropenylium-ion is proved as intermediate ,for the exchange of chlorine between 3H-pentachloro-I-propene and AIC13-(36CCI). The exchange is preferred on C-3. Chlorine of trichloroacrolein is exchanged with HCl in H2SOd-solution. -36Cl-labefled C3-compounds hare been synthesized.

Part II—1,1,1,2,2,3-Hexamethyltrisilanes
Part II—1,1,1,2,2,3-Hexamethyltrisilanes X2MeSiSiMe2SiMe3 with X=H, F, Cl, Br, I, C6H5 and OCH3
✍ Anke Jähn; Karla Schenzel; Robert Zink; Karl Hassler 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 154 KB 👁 2 views

The Raman vibrational spectra of the hexamethyltrisilanes with X = H, F, Cl, Br, I, X 2 MeSiSiMe 2 SiMe 3 C 6 H 5 and recorded at various temperatures, prove the simultaneous presence of two rotamers, anti and gauche, OCH 3 , in the liquid state. Enthalpy di †erences between the rotamers were determ