✦ LIBER ✦

Enantiomeric excess determination of some chiral sulfoxides by NMR: use of (S)-Ibuprofen® and (S)-Naproxen® as shift reagents

✍ Scribed by Laëtitia Fauconnot; Caroline Nugier-Chauvin; Nicolas Noiret; Henri Patin

Publisher: Elsevier Science
Year: 1997
Tongue: French
Weight: 194 KB
Volume: 38
Category: Article
ISSN: 0040-4039
DOI: 10.1016/s0040-4039(97)10153-8

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Enantiomeric excess determination of new

Enantiomeric excess determination of new classes of chiral sulphur compounds by the use of europium shift reagents

✍ R. Annunziata; M. Cinquini; F. Cozzi 📂 Article 📅 1983 🏛 John Wiley and Sons 🌐 English ⚖ 309 KB

Chiral 1-deuterio alcohols. Synthesis an

Chiral 1-deuterio alcohols. Synthesis and determination of enantiomeric purity by chiral lanthanide nmr shift reagents.

✍ Cary J. Reich; Glenn R. Sullivan; Harry S. Mosher 📂 Article 📅 1973 🏛 Elsevier Science 🌐 French ⚖ 237 KB

Primary 1-deuterlo alcohols, RCHDOH, which are chiral have great value in the study of mechanisms of chemical merically pure alcohols of this type have been obtained various chemical asymmetric reactions have been used to by virtue of deuterium substitution, and biochemical reactions. 2.3 Enantioinv

An efficient chiral phosphorus derivatiz

An efficient chiral phosphorus derivatizing agent for the determination of the enantiomeric excess of chiral alcohols and amines by 31P NMR spectroscopy

✍ Kang Ying Li; Zheng Hong Zhou; Albert. S. C. Chan; Chu Chi Tang 📂 Article 📅 2002 🏛 John Wiley and Sons 🌐 English ⚖ 120 KB 👁 1 views

## Abstract The chiral phosphorus derivatizing agent (CDA) 1 was prepared from optically pure (S)‐__1,1‐bis‐2‐naphthol__. It was first used in the determination of the enantiomeric excess of chiral alcohols and amines by means of ^31^P NMR spectroscopy. It showed that, for the chiral aromatic alcoh

ChemInform Abstract: An Efficient Chiral

ChemInform Abstract: An Efficient Chiral Phosphorus Derivatizing Agent (I) for the Determination of the Enantiomeric Excess of Chiral Alcohols and Amines by 31P NMR Spectroscopy

✍ Kang Ying Li; Zheng Hong Zhou; Albert S. C. Chan; Chu Chi Tang 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 29 KB 👁 2 views

ChemInform Abstract: (R)-[1-(1-Naphthyl)

ChemInform Abstract: (R)-[1-(1-Naphthyl)ethyl] Isothiocyanate and (S)-1-Phenylethyl Isothiocyanate. New Chirality Recognizing Reagents for the Determination of Enantiomeric Purity of Chiral Amines by NMR.

✍ Dong Ju Jeon; Jung Soo Kim; Jung No Lee; Hyoung Rae Kim; Eung K. Ryu 📂 Article 📅 2010 🏛 John Wiley and Sons ⚖ 26 KB 👁 1 views

Determination of the enantiomeric excess

Determination of the enantiomeric excess of chiral carboxylic acids by 31P NMR with phosphorylated derivatizing agents from C2-symmetrical diamines containing the (S)-α-phenylethyl group

✍ Virginia M. Mastranzo; Leticia Quintero; Cecilia Anaya de Parrodi 📂 Article 📅 2007 🏛 John Wiley and Sons 🌐 English ⚖ 192 KB 👁 1 views

## Abstract The use of P(III) and P(V) organophosphorus derivatizing agents prepared from __C__~2~ symmetrical (1__R__,2__R__)‐ and (1__S__,2__S__)‐__trans__‐__N__,__N__′‐bis‐[(__S__)‐α‐phenylethyl]‐cyclohexane‐1,2‐diamines **1** and **2**, as well as (1__R__,2__R__)‐ and (1__S__,2__S__)‐__trans__‐