ChemInform Abstract: A Simple Stereoselective Synthesis of Enantiopure 2-Substituted Pyrrolidines and Piperidines from Chiral (R)-Phenylglycinol-Derived Bicyclic 1,3-Oxazolidines.

A Simple Stereoselective Synthesis of En

A Simple Stereoselective Synthesis of Enantiopure 2-Substituted Pyrrolidines and Piperidines from Chiral (R)-Phenylglycinol-Derived Bicyclic 1,3-Oxazolidines

✍ José M. Andrés; Ignacio Herráiz-Sierra; Rafael Pedrosa; Alfonso Pérez-Encabo 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 319 KB 👁 1 views

Chiral, nonracemic 2-substituted pyrrolidines and piperidines were prepared in high ee and moderate to good chemical yields in three steps from (R)-phenylglycinol and γ-or δchloroketones. The key step of the synthesis was the stereo-

ChemInform Abstract: Asymmetric Synthesi

ChemInform Abstract: Asymmetric Synthesis of (+)- and (-)-Dihydropinidines: Diastereoselective Addition to Chiral Imine or 1,3-Oxazolidine Derived from (R)-Phenylglycinol as a Single Starting Material with Organometallic Reagents.

✍ Takayasu Yamauchi; Hideki Fujikura; Kimio Higashiyama; Hiroshi Takahashi; Shiger 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 36 KB

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v

ChemInform Abstract: A Simple Stereosele

ChemInform Abstract: A Simple Stereoselective Synthesis of Biologically Important 2-Halo-2,3-dideoxy-arabinose Derivatives from 1,1,1,2-Tetrafluoroethane (134a) and 1-Chloro-2,2,2-trifluoroethane (133a).

✍ Paul L. Coe; James Burdon; Iain B. Haslock 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 29 KB

## Abstract ChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 100 leading journals. To access a ChemInform Abstract of an article which was published elsewhere, please select a “Full Text” option. The original article is trackable v

ChemInform Abstract: Selective One-Step

ChemInform Abstract: Selective One-Step Synthesis of Enantiopure cis-2,5-Disubstituted Pyrrolidines or cis-3,6-Disubstituted Piperidines from the (2R,2′R)-(1,2-Ethanediyl)bis-aziridine.

✍ S. FORT; I. MCCORT; A. DUREAULT; J.-C. DEPEZAY 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 33 KB 👁 1 views

Selective One-Step Synthesis of Enantiopure cis-2,5-Disubstituted Pyrrolidines or cis-3,6-Disubstituted Piperidines from the (2R,2'R)-(1,2-Ethanediyl)bis-aziridine. -Chromatographic purification of the optically active bis-aziridine (I) results in a 5-exo-tet aminocyclization to the cis-2,5-disubst

ChemInform Abstract: Chiral (Z)-α,β-Dide

ChemInform Abstract: Chiral (Z)-α,β-Didehydroamino Acid Derivatives from a New Chiral Glycine Equivalent with a 1,2,3,6-Tetrahydropyrazin-2-one Structure: Applications to the Synthesis of 1-Aminocyclopropanecarboxylic Acids and Bicyclic α-Amino Acids.

✍ Tomas Abellan; Carmen Najera; Jose M. Sansano 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 36 KB 👁 1 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