✦ LIBER ✦
Cyclisation, aromatisation and expulsion reactions of β-carotene during sediment diagenesis
✍ Scribed by Jaap S. Sinninghe Damsté; Marianne Baas; Martin P. Koopmans; Jan A.J. Geenevasen
- Publisher
- Elsevier Science
- Year
- 1997
- Tongue
- French
- Weight
- 253 KB
- Volume
- 38
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
✦ Synopsis
A novel diary1 isoprenoid 1 with an additional aromatic ring (C,&,), formed f?om the carotenoid p-carotene by cyclisation, aromatisation and expulsion reactions during sediment diagenesis, has been isolated from a 50 Ma old lacustrine sedimentary rock and identified by 'H and "C NMR spectroscopy and mass spectrometry.