A Spectroscopic Index for Estimating the Age of Amber

Solid-state 13C NMR characterization of cross-linkage formation between the exocyclic methylene groups of labdane polymers in amber demonstrated that the process is an apparent first-order reaction with a half-life of ≈13 million years.

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Bibliographic Details
Published in:Bulletin of the Chemical Society of Japan 2006, Vol.79 (3), p.451-453
Main Authors: Kimura, Hideaki, Tsukada, Yoshimi, Mita, Hajime, Yamamoto, Yasuhiko, Chujo, Riichiro, Yukawa, Tomohisa
Format: Article
Language:English
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Summary:Solid-state 13C NMR characterization of cross-linkage formation between the exocyclic methylene groups of labdane polymers in amber demonstrated that the process is an apparent first-order reaction with a half-life of ≈13 million years.
ISSN:0009-2673
1348-0634
DOI:10.1246/bcsj.79.451