Fortschritte der Chemie Organischer Naturstoffe / Progress in the Chemistry of Organic Natural Products formatIsbn:Softcover - 9783709132678 12 Adverbs -- 2

12 Adverbs -- 2

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Fortschritte der Chemie Organischer Naturstoffe / Progress in the Chemistry of Organic Natural Products formatIsbn:Softcover - 9783709132678 12 Adverbs -- 2Since the late 1950's when proton n. m. r. spectroscopy was first used in organic natural products studies the technique has increasingly con of this important area of chemistry. tributed to the rapid advancement Although the potential utility of 13C n. m. r. was recognized very early, essentially no application of 13C n. m. r. appeared in the literature prior to 1966 and 95% of the existing data are less than five years old. The initially slow growth