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Triterpenes VIII. NMR spectra of triterpenes. Effect of substitution on the chemical shifts of methyl groups in the Δ12-oleanene series.

✍ Scribed by B. Tursch; R. Savoir; R. Ottinger; G. Chiurdoglu


Publisher
Elsevier Science
Year
1967
Tongue
French
Weight
195 KB
Volume
8
Category
Article
ISSN
0040-4039

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✍ Naoki Inamoto; Shozo Masuda; Katsumi Tokumaru; Masayuki Yoshida; Youko Tamura; K 📂 Article 📅 1975 🏛 Elsevier Science 🌐 French ⚖ 207 KB

In recent years, organic chemists have appeared to treat 'H NMR data not cautiously. Before presenting 'H NMR data,' we must overcome the two tedious problems: (1) how to measure a peak position accurately, and (2) how to analyse a signal pattern. In fact, a description such as "8 4.38 (CHOH, t, J =