| Literature DB >> 17770425 |
S M Murphy, A McCormick, G Eglinton.
Abstract
Several triterpenes and the tetraterpene perhydro-beta-carotene have been identified in the branched-cyclic hydrocarbon fraction of this Eocene shale. The analytical procedure included thiourea adduction followed by combined gas chromatography and mass spectrometry.Entities:
Year: 1967 PMID： 17770425 DOI： 10.1126/science.157.3792.1040
Source DB: PubMed Journal: Science ISSN： 0036-8075 Impact factor: 47.728