𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Complete assignment of the 1H and 13C NMR spectra of some N-benzyl-(piperidin or pyrrolidin)-purines

✍ Scribed by María Isabel Rodríguez-Franco; María Isabel Fernández-Bachiller

Publisher
John Wiley and Sons
Year
2002
Tongue
English
Weight
92 KB
Volume
40
Category
Article
ISSN
0749-1581

No coin nor oath required. For personal study only.

✦ Synopsis

Abstract

The ^1^H and ^13^C shifts of six N‐benzyl‐(piperidin or pyrrolidin)‐purines were fully assigned by a combination of HSQC and HMBC experiments. The ^1^H,^1^H coupling constants were also determined. Copyright © 2002 John Wiley & Sons, Ltd.

📜 SIMILAR VOLUMES

Complete assignment of 1H and 13C NMR sp
Complete assignment of 1H and 13C NMR spectra of chlorobenzanthrones
✍ Minoru Takekawa; Junji Aoki; Satoshi Iwashima; Toyotoshi Ueda 📂 Article 📅 1994 🏛 John Wiley and Sons 🌐 English ⚖ 457 KB

## Abstract ^1^H and ^13^C NMR studies were carried out on benzanthrone and 3‐, 4‐, 6‐, 8‐, 9‐, 10‐ and 11‐chlorobenzanthrone. Complete assignments of proton and carbon resonances were made with the aid of HH‐COSY, NOESY, CH‐COSY and HMBC techniques. Substitution effects of a chlorine atom are not

Complete assignment of the 1H and 13C NM
Complete assignment of the 1H and 13C NMR spectra of some lignoids from lauraceae
✍ José Maria Barbosa-Filho; Emídio V. Leitão da-Cunha; Marcelo Sobral da Silva 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 101 KB 👁 2 views

An array of one-and two-dimensional NMR techniques (APT, DEPT, COSY, NOESY, HMQC and HMBC) was used to achieve the structural elucidation of some natural benzofuranoid and hydrofuran neolignans isolated from L icaria chrysophylla, L . armeniaca, L . aurea and Nectandra glabrescens fruits. The combin

Complete assignments of the 1H and 13C N
Complete assignments of the 1H and 13C NMR spectra of some fluoro-substituted chromenes
✍ Claude Barberis; Myléne Campredon; Vladimir Lokshin; Gérard Giusti; Robert Faure 📂 Article 📅 1995 🏛 John Wiley and Sons 🌐 English ⚖ 159 KB

## Abstract The total assignment of the ^1^H and ^13^C NMR spectra of four fluoro‐substituted chromenes was deduced from the concerted application of homonuclear correlation (COSY), ^1^H‐detected one‐bond heteronuclear multiple quantum coherence (HMQC) and long‐range (two and three bonds) heteronuc

Complete assignment of 1H and 13C NMR sp
Complete assignment of 1H and 13C NMR spectra of new pentacyclic triterpene acid benzyl esters
✍ Robert Weis; Werner Seebacher 📂 Article 📅 2002 🏛 John Wiley and Sons 🌐 English ⚖ 85 KB

## Abstract Complete assignments of ^1^H and ^13^C NMR chemical shifts for newly synthesized benzyl esters of oleanolic, ursolic and crataegolic acid based on DEPT, HSQC, HMBC, COSY, TOCSY, NOE and ROESY experiments are reported. Copyright © 2002 John Wiley & Sons, Ltd.

Complete assignment of the 1H and 13C NM
Complete assignment of the 1H and 13C NMR spectra of norbornene derivatives
✍ Julie Fisher; Michael J. Gradwell 📂 Article 📅 1991 🏛 John Wiley and Sons 🌐 English ⚖ 177 KB 👁 1 views

## Abstract The complete assignment of the ^1^H and ^13^C spectra of 2‐__exo__‐ and 2‐__endo__‐nor‐bornenemethanol is presented. Resonance assignment was achieved using ^1^H–^1^H double resonance, COSY and ^1^H/^13^C correlation spectra. Computer simulations of the H‐2 (__exo__ or __endo__) proton