甲藻甾烷
化合物
甲藻甾烷（英語：Dinosterane，或称作4α,23,24-三甲基胆甾烷，4α,23,24-trimethylcholestane）是一种C30甾烷[1]。在地质学上，甲藻甾烷常作为生物标志物来鉴定双鞭毛虫门（甲藻）化石[2]，原因是其衍生物甲藻甾醇主要存在于甲藻[3]，很少存在于其它生物[1]，但个别海洋矽藻物种也会产生甲藻甾醇[2]。
| 甲藻甾烷 | |
|---|---|
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| IUPAC名 4α,23,24-Trimethylcholestane; (4R,5S,8S,9S,10S,13R,14S,17R)-4,10,13-trimethyl-17-[(2R,4S,5S)-4,5,6-trimethylheptan-2-yl]-2,3,4,5,6,7,8,9,11,12,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthrene | |
| 系统名 (1S,2S,6R,7S,10S,11S,14R,15R)-2,6,15-trimethyl-14-[(1R,3S,4S)-1,3,4,5-tetramethylhexyl]tetracyclo[8.7.0.02,7.011,15]heptadecane (1S,2S,6R,7S,10S,11S,14R,15R)-2,6,15-三甲基-14-[(1R,3S,4S)-1,3,4,5-四甲基己基]四环[8.7.0.02,7.011,15]十七烷 | |
| 识别 | |
| CAS号 | 146276-36-0 146276-34-8 146276-33-7 146276-37-1 |
| SMILES |
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| 性质 | |
| 化学式 | C30H54 |
| 摩尔质量 | 414.75 g·mol−1 |
| 相关物质 | |
| 相关化合物 | |
| 若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。 | |
参考文献 编辑
- ^ 1.0 1.1 Moldowan, J. Michael; Talyzina, Nina M. Biogeochemical Evidence for Dinoflagellate Ancestors in the Early Cambrian. Science. 1998-08-21, 281 (5380): 1168–1170. Bibcode:1998Sci...281.1168M. ISSN 0036-8075. PMID 9712575. doi:10.1126/science.281.5380.1168 （英语）.
- ^ 2.0 2.1 Thomas, J. B.; Marshall, J.; Mann, A. L.; Summons, R. E.; Maxwell, J. R. Dinosteranes (4,23,24-trimethylsteranes) and other biological markers in dinoglagellate-rich marine sediments of Rhaetian age. Organic Geochemistry. 1993-01-01, 20 (1): 91–104. doi:10.1016/0146-6380(93)90084-O.
- ^ Robinson, N.; Eglinton, G.; Brassell, S. C. Dinoflagellate origin for sedimentary 4alpha-methylsteroids and 5alpha(H)-stanols. Nature. 1984-03-01, 308 (5958): 439–442. Bibcode:1984Natur.308..439R. ISSN 0028-0836. doi:10.1038/308439a0.