𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Thermolysis of spiro[4.4]nonadiene-1,3 and spiro[4.5]decadiene-1,3

✍ Scribed by L.M. Dané; J.W. de Haan; H. Kloosterziel


Book ID
104249135
Publisher
Elsevier Science
Year
1970
Tongue
French
Weight
174 KB
Volume
11
Category
Article
ISSN
0040-4039

No coin nor oath required. For personal study only.

✦ Synopsis


As part of a study on the possible occurrence of thermal, suprafaeial, si@atropic 1,5 shifts of alkyl groups in geminally substituted cyclopentadienes (1,2) we report here the title reactions.


📜 SIMILAR VOLUMES


1,6-dithia-spiro[4.4]nonadiene aus 2-thi
✍ Christjohannes Jenny; Daniel Obrecht; Heinz Heimgartner 📂 Article 📅 1982 🏛 Elsevier Science 🌐 French ⚖ 122 KB

Dimethyl-2-phenyl-2-thiazolin-5-thione (3) reacts with 2,3-diphenylcyclopropenone (&) at 145'C and with benzonitrilio-2-propanide (6) at room temperature to yield the 1,6-dithia-spiro[4,4]nonadienes 5 and 1, respectively. Vor kurzem berichteten Behringer & Meinetsberger 2) u.a. iiber Reaktionen von

1′-Methyl-2′′-phenyl­cyclo­hexane-1-spir
✍ Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Jayashankaran, J. ;Durga, R. Ra 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 259 KB

In the title compound, C 29 H 26 N 2 O 3 , the pyrrolidine ring adopts an envelope conformation and the cyclohexane ring adopts a chair conformation. The structure is stabilized by intramolecular CÐHÁ Á ÁO and %±% interactions.