✦ LIBER ✦

Oxidation of 4,5-dihydroxyhomocubane: Oxidative cleavage of the central bond to generate tetracyclo [4.3.0.03,9.04,7] nonane-2,5-dione

✍ Scribed by R.D. Miller; D.L. Dolce

Publisher: Elsevier Science
Year: 1974
Tongue: French
Weight: 215 KB
Volume: 15
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(01)92017-9

No coin nor oath required. For personal study only.

✦ Synopsis

Until now, no derivatives containing the highly strained (65-75 Kcal/mole) tetracyclo [4.3.0.0 3,gao4,7 ] nonane skeleton have been described. Models indicate that sp2 hydridisation at positions 2 and 5 (e.g. 2a and 2b) creates additional strain, complete rigidity and an --

📜 SIMILAR VOLUMES

The preparation and properties of cage p

The preparation and properties of cage polycyclic systems—III: The cleavage in alkaline conditions of acetals derived from pentacyclo[5.3.0.02,5.03,9.04,8]decane and pentacyclo[4.3.0.02,5.03,8.04,7]nonane systems

✍ J.R. Bell; N.B. Chapman; K.J. Toyne 📂 Article 📅 1975 🏛 Elsevier Science 🌐 French ⚖ 712 KB

Nucleophilic Addition to C,C-Double Bond

Nucleophilic Addition to C,C-Double Bonds. Part VIII. The standard enthalpies of formation of anti9,10-10endo-hydroxytricyclo [4.2.1.12,5]deca-3,7-dien-9-one and 9-Oxatetracyclo [5.4.0.03,10.04,8]undec-5-en-2-one and kinetic data for the cyclization of the olefinic alcohol to the ether

✍ Alan A. Smeaton; William V. Steele; Gerardo M. Ramos Tombo; Camille Ganter 📂 Article 📅 1983 🏛 John Wiley and Sons 🌐 German ⚖ 258 KB 👁 2 views

## Abstract In view of the significance of steric compression in the base‐catalyzed intramolecular cyclization of polycyclic olefinic alcohols, the standard enthalpies of formation of __anti__^9,10^‐10 __endo__‐hydroxytricyclo [4.2.1.1^2,5^]deca‐3,7‐dien‐9‐one **(1)** and 9‐oxatetracyclo [5.4.0.0^3