柘树悬浮培养细胞的化学成分研究(2)
3 结构鉴定化合物1 黄色粉末;ESI-MS m/z 311 [M-H]-; 1H-NMR(CD3COCD3,400 MHz)δ:1.63(3H,s,H-4″),1.84(3H,s,H-5″),3.59(2H,d,J = 7.2 Hz,H-1″),5.38(1H,t,J = 7.2 Hz,H-2″),6.36(1H,s,H-2),7.25(1H,br d,J = 8.0 Hz,H-8),7.37(1H,dd,J=8.0,7.6 Hz, H-7),7.67(1H,d,J=7.6 Hz,H-6); 13C-NMR(CD3COCD3,100 MHz)δ: 18.0(C-5″),22.2(C-1″),25.9(C-4″),98.6(C-2),103.5(C-9a) ......
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