✦ LIBER ✦

13C NMR Spectral Assignments of Some Cyclopentyluracils and 5-Halouracils

✍ Scribed by M. TEIJEIRA; E. URIARTE

Publisher: John Wiley and Sons
Year: 1997
Tongue: English
Weight: 195 KB
Volume: 35
Category: Article
ISSN: 0749-1581
DOI: 10.1002/(sici)1097-458x(199705)35:5<348::aid-omr82>3.0.co;2-d

No coin nor oath required. For personal study only.

✦ Synopsis

The 13C NMR spectra of several 1-(2-hydroxymethylcyclopentyl)and 1-(2-hydroxymethylcyclopentylmethyl)uracils and 5halouracils (X ¼ Cl, Br or I) were fully assigned with the aid of one-(13C, 1H-1H NOE, DEPT) and two-dimensional (HMQC) NMR experiments.

📜 SIMILAR VOLUMES

13C NMR spectral assignment of N-arylpht

13C NMR spectral assignment of N-arylphthalisoimides

✍ Antonio Guirado; Andrés Zapata 📂 Article 📅 1998 🏛 John Wiley and Sons 🌐 English ⚖ 148 KB 👁 2 views

The complete assignment of the carbon NMR spectra for 14 N-arylphthalisoimides was achieved using the concerted application of one-and two-dimensional NMR techniques. The parameters previously reported in the literature were found to be wrong.

1H and 13C NMR spectral assignments of s

1H and 13C NMR spectral assignments of some tetracyclic phenothiazine derivatives

✍ F. Chatel; R. Faure; G. Boyer; J. P. Galy 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 53 KB 👁 2 views

The 1 H and 13 C NMR resonances of 12 tetracyclic phenothiazine derivatives were completely and unequivocally assigned by the concerted application of 1 H-detected heteronuclear one-bond (gs-HMQC) and long-range (gs-HMBC) gradient selected correlation experiments. 1 H and 13 C chemical shifts are al

1H and 13C NMR spectral assignment of ph

1H and 13C NMR spectral assignment of phytochelatin

✍ Etsuro Yoshimura; Rinya Kobayashi; Kazuo Furihata; Hideyuki Kajiwara; Sunao Yama 📂 Article 📅 2000 🏛 John Wiley and Sons 🌐 English ⚖ 40 KB 👁 2 views

1 H and 13 C NMR spectral data for phytochelatin, NH 3 C --Glu-Cys 2 -Gly-COO , were assigned by a combination of one-( 1 H, 13 C) and two-dimensional (DQF-COSY, CH-COSY, HMBC) NMR experiments.

1H and 13C NMR Spectral Assignment of St

1H and 13C NMR Spectral Assignment of Strychnobrasiline

✍ Marie-Thérèse Martin; François Frappier; Philippe Rasoanaivo; Milijaona Randrian 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 261 KB 👁 2 views

The indole alkaloid strychnobrasiline was studied using one-and two-dimensional NMR techniques. The interpretation of these spectra led to the complete assignments of all carbon and proton chemical shifts.

13C NMR and 31P NMR spectral assignment

13C NMR and 31P NMR spectral assignment of new β-phosphonylated hydrazones

✍ Azaiez Ben Akacha; Salim Barkallah; Hédi Zantour 📂 Article 📅 1999 🏛 John Wiley and Sons 🌐 English ⚖ 70 KB

coupling constants are reported. The stereochemistry (E and Z) of a series of new acyclic ˇ-phosphonylated hydrazones was assigned on the basis of the chemical shifts of carbons in ˛(C-1) and ˛0 (C-3) positions with respect to the C N moiety.

1H and 13C NMR Assignments of Some Green

1H and 13C NMR Assignments of Some Green Tea Polyphenols

✍ Adrienne L. Davis; Ya Cai; Alan P. Davies; J. R. Lewis 📂 Article 📅 1996 🏛 John Wiley and Sons 🌐 English ⚖ 333 KB 👁 2 views

Complete and unequivocal 'H and "C NMR assignments for a range of green tea polyphenols lepiafzelechin, catechin, epicatechin, gallocatechin, epigallocatechin, catechin-3-O-gallate, epicatechin-3-O-gallate, gallocatechin-3-O-gallate, epigallocatechin-3-0-gallate and epigallocatechin-3-0-(3'-O-methyl