✦ LIBER ✦

Configuration assignment of stereogenic centers in a β-pinene derivative by 1H NMR and molecular modeling

✍ Scribed by Kátia S.P. Perry; Jorge L.O. Domingos; Ayres G. Dias; Sergio Pinheiro; Antonio J.R. da Silva; Paulo R.R. Costa

Publisher: Elsevier Science
Year: 2006
Tongue: English
Weight: 120 KB
Volume: 783
Category: Article
ISSN: 0022-2860
DOI: 10.1016/j.molstruc.2005.09.001

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

A uniform model explaining structure-act

A uniform model explaining structure-activity relationships of opiates and β-casomorphins derived from molecular modelling and 1H NMR studies

✍ W. Brandt; C. Mrestani-Klaus; R. Schmidt; A. Barth; P.W. Schiller; K. Neubert 📂 Article 📅 1993 🏛 Elsevier Science 🌐 English ⚖ 285 KB

Assignment of the 1H and 13C NMR spectra

Assignment of the 1H and 13C NMR spectra of the C21 steroids 12-β-O-acetyltenacigenin A and tenacigenin A by two-dimensional NMR techniques and computer modeling

✍ Si-Qi Luo; Long-Ze Lin; Geoffrey A. Cordell; Liang Xue; Michael E. Johnson 📂 Article 📅 1993 🏛 John Wiley and Sons 🌐 English ⚖ 592 KB

## Abstract Stereochemical assignments of the C~21~ steroids 12‐β‐__O__‐acetyltenacigenin A and tenacigenin A were performed by use of two‐dimensional phase‐sensitive COSY, ROESY, ^1^H and ^13^C shift correlation spectroscopy (HETCOR and FLOCK), and ambiguous assignments were resolved through molec

Assignment by 13C-NMR spectroscopy of co

Assignment by 13C-NMR spectroscopy of configuration at C-5 in 17α-ethylestran-17β-ol, an impurity in the anabolic steroid ethylestrenol

✍ Roxanne Deslauriers; Fariza Hasan; Bruce A. Lodge; Ian C. P. Smith 📂 Article 📅 1978 🏛 John Wiley and Sons 🌐 English ⚖ 370 KB

Thermodynamic origin of cis/trans isomer

Thermodynamic origin of cis/trans isomers of a proline-containing β-turn model dipeptide in aqueous solution: A combined variable temperature 1H-NMR, two-dimensional 1H,1H gradient enhanced nuclear overhauser effect spectroscopy (NOESY), one-dimensional steady-state intermolecular 13C,1H NOE, and molecular dynamics study

✍ Anastasios Troganis; Ioannis P. Gerothanassis; Zafiria Athanassiou; Thomas Mavro 📂 Article 📅 2000 🏛 Wiley (John Wiley & Sons) 🌐 English ⚖ 178 KB 👁 1 views

The cis/trans conformational equilibrium of the two Ac-Pro isomers of the beta-turn model dipeptide [13C]-Ac-L-Pro-D-Ala-NHMe, 98% 13C enriched at the acetyl carbonyl atom, was investigated by the use of variable temperature gradient enhanced 1H-nmr, two-dimensional (2D) 1H,1H nuclear Overhauser eff