✦ LIBER ✦

Determination of long-range proton-carbon coupling constants using modified 2D J-resolved experiments

✍ Scribed by D Uhrín; T Liptaj; M Hricovíni; P Capek

Book ID: 107798319
Publisher: Elsevier Science
Year: 1989
Weight: 242 KB
Volume: 85
Category: Article
ISSN: 0022-2364
DOI: 10.1016/0022-2364(89)90326-0

No coin nor oath required. For personal study only.

📜 SIMILAR VOLUMES

Determination of long-range 1H13C coupli

Determination of long-range 1H13C coupling constants of cis-verbenol by modified 2D J spectroscopy

✍ Teodor Parella; Francisco Sánchez-Ferrando; Albert Virgili 📂 Article 📅 1992 🏛 John Wiley and Sons 🌐 English ⚖ 373 KB

## Abstract Known selective 2D J‐resolved methods for the determination of long‐range proton–carbon coupling constants, ^n^__J__(C, H), have been modified and improved by introducing an INEPT or refocused INEPT sequence as a preparation period in the Bax–Freeman selective spin–flip method, or using

ChemInform Abstract: 2D Methods for the

ChemInform Abstract: 2D Methods for the Measurement of Long-Range Proton-Carbon Coupling Constants

✍ Teodor Parella 📂 Article 📅 2012 🏛 John Wiley and Sons ⚖ 18 KB

Determination of long-range proton-carbo

Determination of long-range proton-carbon 13 coupling constants with selective two-dimensional INEPT

✍ T Jippo; O Kamo; K Nagayama 📂 Article 📅 1986 🏛 Elsevier Science ⚖ 299 KB

Determination of long-range 13C, 1H coup

Determination of long-range 13C, 1H coupling constants of macrolide antibiotics by 2D J—δ selective INEPT experiments

✍ Patrick Ladam; Josyane Gharbi-Benarous; Martial Piotto; Marcel Delaforge; Jean P 📂 Article 📅 1994 🏛 John Wiley and Sons 🌐 English ⚖ 629 KB

## Abstract 2D __J__—δ selective INEPT experiments were used to measure long‐range ^13^C,^1^H coupling constants for the macrolide antibiotics roxithromycin, erythromycin and their metabolites, RU 39001 and erythralosamine, respectively. The 2D __J__—δ selective INEPT experiment was performed using

Phase sensitive 3D J-resolved HMBC exper

Phase sensitive 3D J-resolved HMBC experiment for spectral assignment and measurement of long-range heteronuclear coupling constants

✍ Kong H. Sze; Xian Z. Yan; Xiang M. Kong; Chun T. Che; Guang Zhu 📂 Article 📅 1999 🏛 Elsevier Science 🌐 French ⚖ 291 KB

Assignment of carbon-13 NMR spectra and

Assignment of carbon-13 NMR spectra and sign determination of long range carbon-13—proton coupling constants with SPI

✍ A. A. Chalmers; K. G. R. Pachler; P. L. Wessels 📂 Article 📅 1974 🏛 John Wiley and Sons 🌐 English ⚖ 244 KB 👁 1 views

## Abstract The application of selective population inversion (SPI) to the assignment of ^13^C resonances and to the determination of the relative sign of ^13^C^1^H coupling constants is demonstrated for 1‐phenyl‐1,2‐dibromo‐2‐nitroethane. A negative sign for the geminal C‐2H‐1 coupling constant