✦ LIBER ✦

The use of aqueous dimethylamine as reagent for the regiospecific C4-epimerization of cis-3-substituted 4-formyl-2-azetidinones

✍ Scribed by Benito Alcaide; Moustafa F. Aly; Alberto Rodríguez-Vicente

Book ID: 104259612
Publisher: Elsevier Science
Year: 1998
Tongue: French
Weight: 148 KB
Volume: 39
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(98)01167-8

No coin nor oath required. For personal study only.

✦ Synopsis

A simple and efficient method for the synthesis of trans-3-substituted 4-formyl-2-azetidinones 2 is described based on the regiospecific C4-epimerization of the cisisomers 1 using aqueous dimethylamine as reagent in heterogeneous medium.

📜 SIMILAR VOLUMES

ChemInform Abstract: The Use of Aqueous

ChemInform Abstract: The Use of Aqueous Dimethylamine as Reagent for the Regiospecific C4-Epimerization of cis-3-Substituted 4-Formyl-2-azetidinones.

✍ B. ALCIDE; M. F. ALY; A. RODRIGUEZ-VICENTE 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 31 KB 👁 1 views

AN UNUSUAL EPIMERIZATION IN THE OXIDATIO

AN UNUSUAL EPIMERIZATION IN THE OXIDATION OF A 4C-(HYDROXYMETHYL)-2,3,4-TRIDEOXY-2-HEXENOPYRANOSIDE USING FETIZON'S REAGENT

✍ Wee, Andrew G. H.; Zhang, Lin 📂 Article 📅 1996 🏛 Taylor and Francis Group 🌐 English ⚖ 363 KB

ChemInform Abstract: An Unusual Epimeriz

ChemInform Abstract: An Unusual Epimerization in the Oxidation of a 4C-(Hydroxymethyl)-2,3, 4-trideoxy-2-hexenopyranoside Using Fetizon′s Reagent.

✍ A. G. H. WEE; L. ZHANG 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 29 KB

2,4,4,6-Tetrabromocyclohexa-2,5-dienone

2,4,4,6-Tetrabromocyclohexa-2,5-dienone in the presence of triphenylphosphine as a regiospecific and stereoselective reagent for the nucleophilic substitution of bromine for hydroxyl

✍ Elena D. Matveeva; Tatyana A. Podrugina; Nikolai S. Zefirov 📂 Article 📅 1998 🏛 Royal Society of Chemistry 🌐 English ⚖ 52 KB

ChemInform Abstract: 2,4,4,6-Tetrabromoc

ChemInform Abstract: 2,4,4,6-Tetrabromocyclohexa-2,5-dienone in the Presence of Triphenylphosphine as a Regiospecific and Stereoselective Reagent for the Nucleophilic Substitution of Bromine for Hydroxyl.

✍ E. D. MATVEEVA; T. A. PODRUGINA; N. S. ZEFIROV 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 38 KB 👁 1 views

Computational Prediction of Regiospecifi

Computational Prediction of Regiospecificity in the [4+2] Diels−Alder Cyclizations between the Iminoborane (F 3 C) 3 C−B⋮N−(t-Bu) and Substituted cis -Butadienes

✍ Gilbert, Thomas M. 📂 Article 📅 2005 🏛 American Chemical Society 🌐 English ⚖ 111 KB