✦ LIBER ✦

The thermal .beta.-cis-elimination reaction of cyclic sulfoxides and subsequent ring expansion reactions

✍ Scribed by Janssen, J. W. A. M.; Kwart, H.

Book ID: 125898992
Publisher: American Chemical Society
Year: 1977
Tongue: English
Weight: 555 KB
Volume: 42
Category: Article
ISSN: 0022-3263
DOI: 10.1021/jo00429a011

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

The reaction of cyclic enol ethers with

The reaction of cyclic enol ethers with arenesulfonyl azides. A new ring contraction reaction. Ring expansion and ring contraction reactions by means of diazonium betaines. II.

✍ Ronald A. Wohl 📂 Article 📅 1973 🏛 Elsevier Science 🌐 French ⚖ 194 KB

We would like to report a new general ring contraction reaction according to the following scheme (eq. l(a),R = ArSO,): The enol ether la derived from a cyclic ketone is reacted with a suitable aside leading via an intermediate unstable 6'-triazoline & to the ring-contracted imidate ester 3a.

Sequential Ring Expansion and Ketene Eli

Sequential Ring Expansion and Ketene Elimination Reactions in the Novel Rhodium(I)-Catalyzed Carbonylation of Thiazolidines

✍ Khumtaveeporn, Kanjai; Alper, Howard 📂 Article 📅 1994 🏛 American Chemical Society 🌐 English ⚖ 589 KB

Elimination Reactions in Cyclic Systems.

Elimination Reactions in Cyclic Systems. V. General Base Catalysis of cis and trans Eliminations in the Cyclohexane and Cyclopentane Series 1

✍ Weinstock, Joseph; Pearson, R. G.; Bordwell, F. G. 📂 Article 📅 1956 🏛 American Chemical Society 🌐 English ⚖ 581 KB

ChemInform Abstract: Rearrangement-Ring

ChemInform Abstract: Rearrangement-Ring Expansion Reaction of Functionalized Cyclic Ethers. Stereoselective Synthesis of the ST- and XY-Ring Systems of Maitotoxin.

✍ K. NAGASAWA; N. HORI; R. SHIBA; T. NAKATA 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 31 KB 👁 1 views

Transformation of cis-Epoxy Compound to

Transformation of cis-Epoxy Compound to cis-2,3-Disubstituted Oxane and Investigation on Propagation Step in the Ring-Expansion Reactions of cis,trans-Diepoxy Systems

✍ Nobuyuki Hayashi; Hiroko Noguchi; Sadao Tsuboi 📂 Article 📅 2000 🏛 Elsevier Science 🌐 French ⚖ 337 KB

Conversion of cis-epoxy compounds by successive ring-expansion reaction into trans-fused cyclic ethers was examined from both the initiation step and the propagation step. The ring-expansion reaction of cis-4,5-epoxy compounds containing a leaving group on C-1 was attempted as a unit process for the

Thermal Ring-Closure Reactions of Pentac

Thermal Ring-Closure Reactions of Pentacarbonylchromium Complexes with Bidentate N−N Ligands Revisited. Elimination of Side Reactions and Elucidation of the Intimate Chelation Mechanism

✍ Dücker-Benfer, Carlos; Grevels, Friedrich-Wilhelm; van Eldik, Rudi 📂 Article 📅 1998 🏛 American Chemical Society 🌐 English ⚖ 249 KB