✦ LIBER ✦

Efficient Synthesis of Functionalized 2-Carbamoylpyran-4-ones by Ring Transformation of 5-Alkylidene-2,5-dihydropyrrol-2-ones.

✍ Scribed by Joachim T. Anders; Van Thi Hong Nguyen; Peter Langer

Publisher: John Wiley and Sons
Year: 2005
Weight: 30 KB
Volume: 36
Category: Article
ISSN: 0931-7597
DOI: 10.1002/chin.200520131

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

ChemInform Abstract: Synthesis of 5-Alky

ChemInform Abstract: Synthesis of 5-Alkylidene-2,5-dihydropyrrol-2-ones and Their Ring-Transformation into 5,6-Dihydrobenzo[h]chromones, 5,6,7,8-Tetrahydrochromones and Pyran-4-ones.

✍ Van T. H. Nguyen; Joachim T. Anders; Qingjun Ma; Regine Herbst-Irmer; Peter Lang 📂 Article 📅 2008 🏛 John Wiley and Sons ⚖ 31 KB 👁 2 views

Convenient Preparation of 5-Alkylidene-2

Convenient Preparation of 5-Alkylidene-2,5-dihydropyrrol-2-ones by Ring-Transformations of γ-Alkylidenebutenolides: Formal Synthesis of Pukeleimide A (XII).

✍ Christian Haase; Peter Langer 📂 Article 📅 2005 🏛 John Wiley and Sons ⚖ 32 KB

An Efficient Lactamization of Fimbrolide

An Efficient Lactamization of Fimbrolides to Novel 1,5-Dihydropyrrol-2-ones.

✍ Wai Kean Goh; George Iskander; David StC. Black; Naresh Kumar 📂 Article 📅 2007 🏛 John Wiley and Sons ⚖ 19 KB

A New Synthesis of 4-Dialkylamino-1,5-di

A New Synthesis of 4-Dialkylamino-1,5-dihydropyrrol-2-ones by Pd-Catalyzed Oxidative Aminocarbonylation of 2-Ynylamines.

✍ Bartolo Gabriele; Pierluigi Plastina; Giuseppe Salerno; Mirco Costa 📂 Article 📅 2005 🏛 John Wiley and Sons ⚖ 19 KB 👁 1 views

Efficient synthesis of 5-(2-hydroxyethyl

Efficient synthesis of 5-(2-hydroxyethyl)-2-phenylimino- 1,3-thiazolidin-4-ones and 5-(2-hydroxyethyl)-2-phenylamino-4,5-dihydro-1,3-thiazol-4-ones

✍ Jiří Váňa; Jiří Hanusek; Aleš Růžička; Miloš Sedlák 📂 Article 📅 2009 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 159 KB 👁 1 views

## Abstract magnified image A new method for the synthesis of substituted 5‐(2‐hydroxyethyl)‐2‐phenylimino‐1,3‐thiazolidin‐4‐ones and 5‐(2‐hydroxyethyl)‐2‐phenylamino‐4,5‐dihydro‐1,3‐thiazol‐4‐ones is described, starting from phenylthioureas and 3‐bromotetrahydrofuran‐2‐one. The reaction proceeds

Ring-transformation reactions of 5-hydro

Ring-transformation reactions of 5-hydroxy-2-oxabicyclo[3.2.0]-heptan-4-ones and 5-hydroxy-2-oxabicyclo[3.2.0]hept-6-en-4-ones

✍ Tetsuro Shimo; Hidemi Minamishin; Kenichi Somekawa 📂 Article 📅 1997 🏛 Journal of Heterocyclic Chemistry 🌐 English ⚖ 196 KB

## Abstract Dehydrochlorination of chlorinated 5‐hydroxy‐2‐oxabicyclo[3.2.0]heptan‐4‐ones, 3a‐c, which were obtained from the photo[2+2]cycloadditions between 4‐hydroxy‐3(2__H__)‐furanone 1 and chloroethylenes, with triethylamine gave 2‐ethenyl‐3(2__H__)‐furanones 4a,b or 2‐(2‐cyanoethyl)‐3(2__H__)