✦ LIBER ✦

An effective, thermal three-carbon + two-carbon cycloaddition for cyclopentenone formation: formal 1,3-dipolar cycloaddition of cyclopropenone ketals

✍ Scribed by Boger, Dale L.; Brotherton, Christine E.

Book ID: 111919364
Publisher: American Chemical Society
Year: 1984
Tongue: English
Weight: 320 KB
Volume: 106
Category: Article
ISSN: 0002-7863
DOI: 10.1021/ja00315a065

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Effective, thermal one-carbon + two-carb

Effective, thermal one-carbon + two-carbon cycloaddition of cyclopropenone ketals with electron-deficient olefins: Cyclopropane formation.

✍ Dale L. Boger; Christine E. Brotherton 📂 Article 📅 1984 🏛 Elsevier Science 🌐 French ⚖ 182 KB

## Treatment of olefins bearing one electron-withdrawing substituent with cyclopropenone ketals under mild, thermal conditions provide cyclopropane products. Recently, we disclosed the results of a study of the thermal reaction of cyclopropenone ketals with electron-deficient olefins bearing two

Thermal, four-carbon + three-carbon cycl

Thermal, four-carbon + three-carbon cycloaddition reaction of cyclopropenone ketals. Total synthesis of deacetamidocolchiceine: formal total synthesis of colchicine

✍ Boger, Dale L.; Brotherton, Christine E. 📂 Article 📅 1985 🏛 American Chemical Society 🌐 English ⚖ 430 KB

Thermal, three-carbon + two-atom cycload

Thermal, three-carbon + two-atom cycloaddition of cyclopropenone ketals with carbon-heteroatom double bonds: Butenolide, furan, and γ-keto ester preparation.

✍ Dale L. Boger; Christine E. Brotherton; Gunda I. Georg 📂 Article 📅 1984 🏛 Elsevier Science 🌐 French ⚖ 170 KB