C-NMR数据见表1。以上1 H-NMR和13 C-NMR数据与文献[ 16] 报道的osmanthusideB6(Z/E)一致。化合物12:浅黄色无定形粉末, ESI-MSm/z:785[ M-H] - , TLC经5%FeCl3显色呈蓝灰色, UV365下显亮蓝色荧光。1 H-NMR(500 MHz, DMSO-d6 )δ:0.94(3H, d, J=6.5 Hz, R-CH3 ), 2.68(2H, m, A-β ), 3.86(1H, m, A-α), 4.16(1H, d, J=8.0 Hz, G′-1), 4.33(1H, d, J=8.0 Hz, G-1), 4.69(1H, t, J=9.5 Hz, G-4), 5.00 (1H, s, R-1), 6.18 (1H, d, J=

16.0 Hz, E-α), 6.48(1H, dd, J=8.0, 2.0 Hz, A-6),6.62(1H, d, J=7.5 Hz, A-5), 6.74(1H, d, J=7.5Hz, E-5), 6.99(1H, dd, J=7.5, 1.5 Hz, E-6), 7.01(1H, s, E-2), 7.48(1H, d, J=16.0 Hz, E-β )。13 CNMR数据见表1。以上1H-NMR和13 C-NMR数据与文献[ 4]报道的松果菊苷(echinacoside)一致。化合物13:白色针晶。ESI-MSm/z:375[ M -H] -。1 H-NMR(300 MHz, DMSO-d6 )δ:0.94(3H, d,J=7.2 Hz, CH3 ), 2.39(1H, m, H-9), 2.85(1H, m,

H-5), 2.95(1H, t, J=8.4 Hz, G-2), 3.41(1H, dd,J=11.4, 5.7 Hz, G-6), 3.65 (1H, m, H-7 ), 4.11(1H, dd, J=10.8, 5.4 Hz, G-6), 4.47(1H, d, J=8.4Hz, G-1), 5.36(1H, d, J=4.2 Hz, H-1), 7.29(1H,s, H-3)。硅胶TLC行为与标准品一致。以上1 HNMR数据与文献[ 17]报道的8-表马钱子酸(8-epiloganicacid)一致。化合物14:白色无定形粉末。ESI-MSm/z:387[ M-H] - 。1 H-NMR(300 MHz, DMSO-d6 )δ:2.01(1H, m, H-6 ), 2.66 ～ 2.73 (2H, m, H-9, H-6),2.94 ～ 3.20(5H, m, H-5, G-2, G-3, G-4, G-5), 3.40(1H, m, G-6), 3.64(3H, s, COOCH3 ), 3.66(1H, m,G-6), 4.00(1H, d, J=14.0 Hz, H-10), 4.11(1H, d,J=14.0 Hz, H-10), 4.52(1H, d, J=7.8 Hz, G-1),5.12(1H, d, J=7.2 Hz, H-1), 5.68 (1H, s, H-7),7.47(1H, s, H-3)。13 C-NMR(75 MHz, DMSO-d6 )δ:34.5 (C-5 ), 38.0 (C-6 ), 45.8 (C-9 ), 51.0(COOCH3), 59.3(C-10), 61.0(G-6), 70.0(G-4),73.3(G-2), 76.6(G-5), 77.2 (G-3), 95.7(C-1),98.6(G-1), 110.9(C-4), 125.4(C-7), 144.1(C-8),151.6(C-3), 166.9 (C-11)。以上1 H-NMR和13 CNMR数据与文献[ 7]报道的京尼平苷(geniposide)一致。化合物15:白色粉末, mp168 ～ 169 ℃。FeCl3反应为阴性。硅胶TLC行为与标准品对照一致。1 H-NMR(300 MHz, DMSO-d6)δ:8.45(1H, s, H-2),8.06(1H, d, J=9.0 Hz, H-5), 7.54(2H, d, J=8.7Hz, H-2′, 6′), 7.24 (1H, s, H-8 ), 7.16 (1H, brd,J=9.0 Hz, H-6), 7.01(2H, d, J=8.7 Hz, H-3′, 5′),5.11(1H, d, J=6.6 Hz), 3.79(3H, s, OCH3 )。13 CNMR(75 MHz, DMSO-d6)δ:174.7(C-4), 161.5(C-7), 159.0(C-4′), 157.0(C-9), 153.6(C-2), 130.1(C-2′, 6′), 127.0(C-5), 124.0(C-1′), 123.4(C-3),118.4(C-10), 115.6(C-6), 113.6(C-3′, 5′), 103.4(C-8), 100.0(C-1″), 77.2(C-5″), 76.5(C-3″), 73.1(C-2″), 69.6(C-4″), 60.6(C-6″), 55.2(OCH3 )。以上1H-NMR和13 C-NMR数据与文献[ 18] 报道的芒柄花苷(ononin)一致。化合物16:无色粉末状结晶。1 H-NMR(300

MHz, DMSO-d6 )δ:5.25(1H, dd, J=1.2, 8.1 Hz, H-4), 5.76(2H, s, H-8), 6.86(1H, d, J=8.1 Hz, H-6), 8.03(1H, s, H-3), 10.51(1H, s, H-1)。13C-NMR(75 MHz, DMSO-d6 )δ:62.6 (C-4), 156.9(C-2),157.5 (C-7 ), 173.7 (C-5)。以上1 H-NMR和13 CNMR数据与文献[ 19] 报道的尿囊素(allantoin)一致。化合物17:无色针状结晶, mp168 ～ 169 ℃。5%硫酸乙醇显色为黑灰色, TLC行为与标准品比较, 基本一致, 鉴定为半乳糖醇。

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