1,3-环戊二酮
1,3-环戊二酮是一种有机化合物,化学式为(CH2)3(CO)2,它是1,2-环戊二酮的同分异构体。它的烯醇形式比二酮形式更稳定(1-3 kcal/mol),[1]其烯醇结构经X射线衍射表征。[2]
1,3-环戊二酮 | |
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IUPAC名 cyclopentane-1,3-dione | |
识别 | |
CAS号 | 3859-41-4 |
PubChem | 77466 |
ChemSpider | 69875 |
SMILES |
|
Beilstein | 1362728 |
Gmelin | 200797 |
ChEBI | 41456 |
性质 | |
化学式 | C5H6O2 |
摩尔质量 | 98.1 g·mol−1 |
外观 | 白色固体 |
密度 | 1.37 g/cm3 |
熔点 | 149-151 °C(271 K) |
危险性 | |
GHS危险性符号 | |
GHS提示词 | Warning |
H-术语 | H315, H319, H335 |
P-术语 | P261, P264, P271, P280, P302+352, P304+340, P305+351+338, P312, P321, P332+313, P337+313, P362, P403+233, P405 |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
参考文献
- Jana, Kalyanashis; Ganguly, Bishwajit. . ACS Omega. 2018, 3 (7): 8429–8439. PMC 6644555 . PMID 31458971. doi:10.1021/acsomega.8b01008.
- Katrusiak, A. . Acta Crystallographica Section C Crystal Structure Communications. 1990, 46 (7): 1289–1293. doi:10.1107/S0108270189011352.
- McIntosh, John M.; Beaumier, Pierre. . The Journal of Organic Chemistry. 1972, 37 (18): 2905–2906. doi:10.1021/jo00983a027.
- Gary H. Rasmusson, Herbert O. House, Edward F. Zaweski, and Charles H. DePuy. . Organic Syntheses. 1962, 42: 36. doi:10.15227/orgsyn.042.0036.
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