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P. 101

H-6″),2.04(2H,m,H-4″),1.68(3H,s,9″-CH3 ),1.67
                                                           (3H,s,10″-CH3 ),1.56(2H,m,H-5″)。 C-NMR(CDCl3,
                                                                                             13
            Ⅰ
                                   Ⅲ             Ⅳ          125 MHz)δ:160.7(C-2),114.8(C-3),144.6(C-4),116.6
                      Ⅱ
                                                           (C-4a),113.5(C-5),126.0(C-6),148.8(C-7),131.6
                                                           (C-8),144.0(C-8a),146.8(C-2′),106.9(C-3′),70.1
              Ⅴ                Ⅵ                           (C-1″),120.0(C-2″),142.9(C-3″),32.7(C-4″),35.5
                                               Ⅶ
                                                           (C-5″),75.3(C-6″),111.2(C-7″),147.4(C-8″),17.7
                    图1 化合物ⅠⅠ~ⅦⅦ的结构式
                                                           (C-9″),16.6(C-10″)。以上波谱数据及化合物的理化性
                Fig 1 Structures of compounds ⅠⅠ-ⅦⅦ
                                                            质与文献[13]基本一致,故确定化合物Ⅲ为 Lansiuma-
            化合物Ⅰ:淡黄色油状物(甲醇),分子式为C9H6O3,
                                                            rin-C。
        分 子 量 为 162.0。 电 喷 雾 质 谱(ESI-MS):m/z 161.0
                                                                化合物Ⅳ:淡黄色油状物(甲醇),分子式为C21H22O6,
        [M-H] 。 H-NMR(CDCl3,500 MHz)δ:7.85(1H,d,J=
                 1
              -
                                                            分子量为 370.1。ESI-MS:m/z 393.2 [M+Na] 。 H-NMR
                                                                                                  +
                                                                                                    1
        9.4 Hz,H-4),7.46(1H,d,J=8.5 Hz,H-5),6.79(1H,dd,
                                                           (CDCl3,500 MHz)δ:7.78(1H,d,J=9.6 Hz,H-4),7.69
        J=8.5,2.3 Hz,H-6),6.71(1H,d,J=2.3,H-8),6.18(1H,
                                                           (1H,d,J=2.2 Hz,H-2′),7.38(1H,s,H-5),6.82(1H,d,
                          13
        d,J=9.4 Hz,H-3)。 C-NMR(CDCl3,125 MHz)δ:163.7
                                                            J=2.2 Hz,H-3′),6.38(1H,d,J=9.6 Hz,H-3),5.70(1H,
        (C-2),112.3(C-3),146.1(C-4),113.1(C-4a),130.7
                                                            t,J=6.7 Hz,H-2″),5.29(1H,d,J=7.9 Hz,H-6″),5.03
        (C-5),114.6(C-6),163.4(C-7),103.4(C-8),157.3
                                                           (2H,m,H-1″),4.55(1H,m,H-5″),4.22(1H,d,J=12.6
        (C-8a)。以上波谱数据及化合物的理化性质与文献[11]
                                                            Hz,H-8″a),4.10(1H,d,J=12.6 Hz,H-8″b),2.29(1H,
        基本一致,故确定化合物Ⅰ为7-羟基香豆素。
                                                            dd,J=13.4,8.0 Hz,H-4″a),2.20(1H,dd,J=13.4,5.5
            化合物Ⅱ:淡黄色油状物(甲醇),分子式为C21H18O6,
                                                            Hz,H-4″b),1.81(3H,s,9″-CH3 ),1.65(3H,s,10″-CH3 )。
        分子量为 366.1。ESI-MS:m/z 389.2[M+Na] 。 H-NMR
                                              +
                                                 1
                                                            13 C-NMR(CDCl3,125 MHz)δ:160.9(C-2),114.9(C-3),
        (CDCl3,500 MHz)δ:7.77(1H,d,J=9.6 Hz,H-4),7.70
                                                            144.6(C-4),116.7(C-4a),113.5(C-5),126.1(C-6),148.7
        (1H,d,J=2.2 Hz,H-2′),7.38(1H,s,H-5),6.92(1H,m,
                                                           (C-7),131.5(C-8),143.7(C-8a),146.7(C-2′),107.0
        H-6″),6.82(1H,d,J=2.2 Hz,H-3′),6.36(1H,d,J=9.6
                                                           (C-3′),69.9(C-1″),123.3(C-2″),139.7(C-3″),47.9
        Hz,H-3),5.71(1H,t,J=6.9 Hz,H-2″),5.05(1H,dd,J=
                                                           (C-4″),66.0(C-5″),129.7(C-6″),139.2(C-7″),62.3
        12.0,6.9 Hz,H-1″a),5.01(1H,dd,J=12.0,6.9 Hz,H-1″b),
                                                           (C-8″),17.3(C-9″),21.8(C-10″)。以上波谱数据及化合
        4.91(1H,m,H-5″),2.40(1H,dd,J=14.0,7.0 Hz,H-4″a),
                                                            物的理化性质与文献[14]基本一致,故确定化合物Ⅳ为
        2.30(1H,dd,J=14.0,7.0 Hz,H-4″b),1.87(3H,s,
                                                            Claucoumarin A。
                                      13
        9″-CH3 ),1.78(3H,s,10″-CH3 )。 C-NMR(CDCl3,125
        MHz)δ :160.6(C-2),114.8(C-3),144.5(C-4),116.6           化合物Ⅴ:淡黄色油状物(甲醇),分子式为C21H22O5,
                                                                                                    1
                                                            分子量为 354.2。ESI-MS:m/z 377.2 [M+Na] 。 H-NMR
                                                                                                  +
        (C-4a),113.7(C-5),126.0(C-6),148.7(C-7),131.5
        (C-8),143.9(C-8a),146.9(C-2′),106.9(C-3′),69.7     (CDCl3,500 MHz)δ:7.76(1H,d,J=9.6 Hz,H-4),7.69
        (C-1″),124.0(C-2″),137.2(C-3″),143.4(C-4″),79.7    (1H,d,J=2.2 Hz,H-2′),7.37(1H,s,H-5),6.81(1H,d,
        (C-5″),148.5(C-6″),130.2(C-7″),174.1(C-8″),10.7     J=2.2 Hz,H-3′),6.36(1H,d,J=9.6 Hz,H-3),5.69(1H,
        (C-9″),17.3(C-10″)。以上波谱数据及化合物的理化性                   d,J=7.1 Hz,H-2″),5.11(1H,m,H-6″),5.04(2H,m,
        质与文献[12]基本一致,故确定化合物Ⅱ为黄皮呋喃香                          H-1″),4.41(1H,td,J=8.4,4.8 Hz,H-5″),2.20(1H,dd,
        豆精。                                                 J=13.6,8.5 Hz,H-4″a),2.15(1H,dd,J=13.6,4.7 Hz,
            化合物Ⅲ:黄色油状物(甲醇),分子式为 C21H22O5,                   H-4″b),1.76(3H,s,9″-CH3 ),1.68(3H,d,J=1.2 Hz,
                                                                                                    13
        分子量为 354.1。ESI-MS:m/z 377.2 [M+Na] 。 H-NMR          8″-CH3 ),1.65(3H,d,J=1.2 Hz,10″-CH3 )。 C-NMR
                                              +
                                                 1
        (CDCl3,500 MHz)δ:7.76(1H,d,J=9.6 Hz,H-4),7.68      (CDCl3,125 MHz)δ :160.6(C-2),114.8(C-3),144.5
        (1H,d,J=2.2 Hz,H-2′),7.36(1H,s,H-5),6.81(1H,d,     (C-4),116.6(C-4a),113.6(C-5),126.0(C-6),148.7
        J=2.2 Hz,H -3′),6.35(1H,d,J=9.6 Hz,H-3),5.62       (C-7),131.5(C-8),144.0(C-8a),146.8(C-2′),106.9
        (1H,t,J=7.1 Hz,H-2″),5.02(2H,m,H-1″),4.86(1H,      (C-3′),69.9(C-1″),123.1(C-2″),139.7(C-3″),48.0
        brs,H-8″a),4.80(1H,brs,H-8″b),3.92(1H,t,J=6.4 Hz,  (C-4″),66.3(C-5″),127.4(C-6″),135.3(C-7″),17.0


        ·520  ·  China Pharmacy 2019 Vol. 30 No. 4                                   中国药房    2019年第30卷第4期
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