✦ LIBER ✦

Adsorption effects on the efficiency of cobalt-mediated cyclizations of allylpropargyl ethers into derivatives of 3-oxabicyclo[3.3.0]oct-5-en-7-one

✍ Scribed by S.O. Simonian; W.A. Smit; A.S. Gybin; A.S. Shashkov; G.S. Mikaelian; V.A. Tarasov; I.I. Ibragimov; R. Caple; D.E. Froen

Publisher: Elsevier Science
Year: 1986
Tongue: French
Weight: 280 KB
Volume: 27
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(00)84228-8

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Stereoselective conversion of (+)cis-2-o

Stereoselective conversion of (+)cis-2-oxabicyclo[3.3.0]oct-6-en-3-one into methylR-(+)-7-(3-hydroxy-5-oxo-cyclopentenyl)-5-cis-heptenoate

✍ L. Gruber; I. Tömösközi; E. Major; G. Kovács 📂 Article 📅 1974 🏛 Elsevier Science 🌐 French ⚖ 136 KB

An efficient preparation of 3-azabicyclo

An efficient preparation of 3-azabicyclo [3.3.0]. Oct-5-en-7-ones from propargyl alcohol- cobalt complexes via nicholas reaction with amidic nitrogen nucleophiles followed by pauson-khand cyclization

✍ Nakcheol Jeong; Sung-eun Yoo; Sang Jo Lee; Sang Hee Lee; Young Keun Chung 📂 Article 📅 1991 🏛 Elsevier Science 🌐 French ⚖ 354 KB

A Study on the Allylic Substitution of (

A Study on the Allylic Substitution of (1R,5R,8R)- and (1R,5R,8S)-8-Hydroxy-2-oxabicyclo[3.3.0]oct-6-en-3-one Derivatives − Preparation of (1S,2R,3R)-9-[2-Hydroxy-3-(2-hydroxyethyl)cyclopent-4-en-1-yl]-9H-adenine

✍ Steen K. Johansen; Inge Lundt 📂 Article 📅 2001 🏛 John Wiley and Sons 🌐 English ⚖ 338 KB 👁 2 views

ChemInform Abstract: Synthesis of Carbas

ChemInform Abstract: Synthesis of Carbasugars from Aldonolactones. Part 3. A Study on the Allylic Substitution of (1R,5R,8R)- and (1R,5R,8S)-8-Hydroxy-2-oxabicyclo[3.3.0]oct-6-en-3-one Derivatives. Preparation of (1S,2R,3R)-9- [2-Hydroxy-3-(2-hydroxyethyl)cyclopent-4-en-1-yl]-9H-adenine.

✍ Steen K. Johansen; Inge Lundt 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 26 KB 👁 2 views

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