8β-hydroxyeremophil-7(11)-ene-12,8α(4β,6α)-diolide分子的晶体结构
2006
运用层析法、结晶法从狭苞橐吾全草中分离得到艾里莫芬烷型倍半萜8b-hydroxyeremophil-7(11)-ene-12,8a(4b,6a)-diolide化合物,并通过质谱、核磁共振氢谱和碳谱、氢核-氢核相关谱、异核多量子相干谱和异核多键相干谱进行结构鉴定.其单晶经X射线衍射测试表明,其晶体属正交晶系,空间群为P212121,晶胞参数为: a=6.8519(5),b=10.7191(8),c=18.5942(14)A,V=1365.67(18) A3,Z=4,Dc=1.354 mg/m3.F(000)=592,m=0.101 mm-1
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