Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
5163445 | Organic Geochemistry | 2011 | 20 Pages |
Abstract
⺠Novel isohopanes and hexacyclic hopanes have been identified in coal and crude oils. ⺠Isohopanes are particularly abundant in coal and coal-generated oils. ⺠Isohopanes have a stereoisomer distribution similar to that of regular geohopanes. ⺠Isohopanes appear more resistant to biodegradation than regular hopanes. ⺠25-Norisohopanes were detected in oils containing regular 25-norhopanes.
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Physical Sciences and Engineering
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Authors
Hans Peter Nytoft,