Page 54 - 《广西植物》2025年第2期
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2 5 6 广 西 植 物 45 卷
(3Hꎬ sꎬ 1 ̄OCH )ꎬ 2. 06 ( 3Hꎬ sꎬ 2 ̄CH )ꎻ 2″)ꎬ 6.87 (1Hꎬ dꎬ J = 8.2ꎬ 2.1 Hzꎬ H ̄6′)ꎬ 6.84
3 3
13
C ̄NMR ( 125 MHzꎬ DMSO ̄d ): 182. 8 ( C ̄10)ꎬ (1Hꎬ dꎬ J = 8.2ꎬ 2.1 Hzꎬ H ̄6″)ꎬ 6.73 (1Hꎬ dꎬ
6
180.0 (C ̄9)ꎬ 162.3 ( C ̄3)ꎬ 160.7 ( C ̄1)ꎬ 134.6 J = 8.2 Hzꎬ H ̄5′)ꎬ 6.70 (1Hꎬ dꎬ J = 8.2 Hzꎬ H ̄
(C ̄7)ꎬ 134.5 (C ̄6)ꎬ 133.8 ( C ̄10a)ꎬ 133.3 ( C ̄ 5″)ꎬ 6. 26 ( 1Hꎬ dꎬ J = 15. 9 Hzꎬ H ̄8′)ꎬ 6. 22
8a)ꎬ 132.1 (C ̄4a)ꎬ 126.6 ( C ̄2)ꎬ 126.2 ( C ̄8)ꎬ (1Hꎬ dꎬ J = 15. 9 Hzꎬ H ̄8″)ꎬ 5. 60 ( 1Hꎬ dddꎬ
126.0 (C ̄5)ꎬ 117.4 ( C ̄9a)ꎬ 109.3 ( C ̄4)ꎬ 60.6 J = 4.4ꎬ 4.0ꎬ 3.7 Hzꎬ H ̄5)ꎬ 5.02 (1Hꎬ ddꎬ J =
(1 ̄OCH )ꎬ 9. 1 ( 2 ̄CH )ꎮ 以 上 数 据 与 蓝 创 等 8.4ꎬ 3. 3 Hzꎬ H ̄4)ꎬ 4. 33 ( 1Hꎬ dddꎬ J = 8. 8ꎬ
3 3
(2022)报道一致ꎬ故鉴定化合物 5 为 rubiadin ̄1 ̄ 8.3ꎬ 4.0 Hzꎬ H ̄3)ꎬ 3.70 (3Hꎬ sꎬ H ̄8)ꎬ 2.08 ~
13
methyl etherꎮ 2.31 (4Hꎬ mꎬ H ̄2ꎬ 6)ꎻ C ̄NMR (125 MHzꎬ CD
3
化合物 6 棕色粉末ꎮ ESI ̄MS m / z:647 [ M + OD) δ:176. 1 ( C ̄7)ꎬ 168. 5 ( C ̄9′)ꎬ 168. 4 ( C ̄
+ 1
Na] ꎬ分子式为 C H N O ꎮ H ̄NMR (500 MHzꎬ 9″)ꎬ 149.4 (C ̄4′)ꎬ 149.4 (C ̄4″)ꎬ 147.3 (C ̄7′)ꎬ
36 36 2 8
DMSO ̄d )δ:9.17 (1Hꎬ sꎬ 4 ̄OH)ꎬ 9.16 (1Hꎬ sꎬ 147. 3 ( C ̄7″)ꎬ 146. 6 ( C ̄3′)ꎬ 146. 6 ( C ̄3″)ꎬ
6
4″ ̄OH)ꎬ 9.15 (1Hꎬ sꎬ 4‴ ̄OH)ꎬ 8.42 (1Hꎬ tꎬ J = 127. 6 ( C ̄1′)ꎬ 127. 5 ( C ̄1″)ꎬ 123. 3 ( C ̄6′)ꎬ
5.7 Hzꎬ 9‴ ̄NH)ꎬ 8.10 ( 1Hꎬ tꎬ J = 5.7 Hzꎬ 9″ ̄ 123. 2 ( C ̄6″)ꎬ 116. 4 ( C ̄5′)ꎬ 116. 4 ( C ̄5″)ꎬ
NH)ꎬ 7. 36 ( 1Hꎬ dꎬ J = 15. 6 Hzꎬ H ̄7)ꎬ 7. 14 115. 0 ( C ̄2′)ꎬ 114. 9 ( C ̄2″)ꎬ 114. 7 ( C ̄8′)ꎬ
(1Hꎬ sꎬ H ̄2)ꎬ 7.02 (2Hꎬ dꎬ J = 8.4 Hzꎬ H ̄2″ꎬ 114.7 (C ̄8″)ꎬ 75.8 (C ̄1)ꎬ 75.2 (C ̄4)ꎬ 69.8 (C ̄
6″)ꎬ 7.00 (2Hꎬ dꎬ J = 8.4 Hzꎬ H ̄2‴ꎬ 6‴)ꎬ 6.93 5)ꎬ 65.9 (C ̄3)ꎬ 53.0 ( C ̄8)ꎬ 41.3 ( C ̄2)ꎬ 36.7
(1Hꎬ dꎬ J = 2.1 Hzꎬ H ̄2′)ꎬ 6.89 (1Hꎬ sꎬ H ̄6)ꎬ (C ̄6)ꎮ 以上数据与 Zhang 等(2018) 报道一致ꎬ故
6.79 (1Hꎬ dꎬ J = 8.1 Hzꎬ H ̄5′)ꎬ 6.72 (1Hꎬ ddꎬ 鉴定化合物 7 为 methyl 1ꎬ4 ̄di ̄O ̄caffeoylquinateꎮ
J = 8. 1ꎬ 2. 1 Hzꎬ H ̄6′)ꎬ 6. 68 ( 2Hꎬ mꎬ H ̄3″ꎬ 化合物 8 黄色针晶ꎮ ESI ̄MS m / z:531 [ M +
+ 1
5″)ꎬ 6.67 (2Hꎬ dꎬ J = 8.4 Hzꎬ H ̄3″ꎬ 5″)ꎬ 6.46 H] ꎬ分 子 式 为 C H O ꎮ H ̄NMR ( 500 MHzꎬ
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(1Hꎬ dꎬ J = 15.6 Hzꎬ H ̄8)ꎬ 5.88 (1Hꎬ dꎬ J = CD OD) δ:7. 62 ( 1Hꎬ dꎬ J = 15. 9 Hzꎬ H ̄7′)ꎬ
3
8.1 Hzꎬ H ̄7′)ꎬ 4.22 (1Hꎬ dꎬ J = 8.1 Hzꎬ H ̄8′)ꎬ 7.53 (1Hꎬ dꎬ J = 15.9 Hzꎬ H ̄7″)ꎬ 7.05 (1Hꎬ dꎬ
3.83 (3Hꎬ sꎬ 3 ̄OCH )ꎬ 3.75 (3Hꎬ sꎬ 3′ ̄OCH )ꎬ J = 2.1 Hzꎬ H ̄2′)ꎬ 7.02 (1Hꎬ dꎬ J = 2.1Hzꎬ H ̄
3 3
3.34 (2Hꎬ mꎬ H ̄8″)ꎬ 3.32 (2Hꎬ mꎬ H ̄8‴)ꎬ 2.66 2″)ꎬ 6.93 (1Hꎬ dꎬ J = 8.1ꎬ 2.1 Hzꎬ H ̄6′)ꎬ 6.91
13
(2Hꎬ mꎬ H ̄7″)ꎬ 2.64 (2Hꎬ mꎬ H ̄7‴)ꎻ C ̄NMR (1Hꎬ dꎬ J = 8.1ꎬ 2.1 Hzꎬ H ̄6″)ꎬ 6.78 (1Hꎬ dꎬ
(125 MHzꎬ DMSO ̄d ) δ:169.6 (C ̄9‴)ꎬ 165.4 (C ̄ J = 8.1 Hzꎬ H ̄5′)ꎬ 6.77 (1Hꎬ dꎬ J = 8.1 Hzꎬ H ̄
6
9″)ꎬ 155.7 (C ̄4‴)ꎬ 155.7 (C ̄4″)ꎬ 148.8 ( C ̄4)ꎬ 5″)ꎬ 6. 32 ( 1Hꎬ dꎬ J = 15. 9 Hzꎬ H ̄8′)ꎬ 6. 20
147.8 (C ̄3′)ꎬ 146.9 (C ̄4′)ꎬ 144.2 (C ̄3)ꎬ 138.8 (1Hꎬ dꎬ J = 15.9 Hzꎬ H ̄8″)ꎬ 5.57 (1Hꎬ mꎬ H ̄
(C ̄7)ꎬ 130. 6 ( C ̄1′)ꎬ 129. 7 ( C ̄2″ꎬ 6″)ꎬ 129. 6 3)ꎬ 5.15 (1Hꎬ ddꎬ J = 8.2ꎬ 3.1 Hzꎬ H ̄4)ꎬ 4.37
(C ̄2‴ꎬ 6‴)ꎬ 129.4 (C ̄1″)ꎬ 129.3 (C ̄1‴)ꎬ 128.7 (1Hꎬ mꎬ H ̄5)ꎬ 3.73 (3Hꎬ sꎬ H ̄8)ꎬ 2.22 ~ 2.36
13
(C ̄1)ꎬ 128. 6 ( C ̄5)ꎬ 119. 7 ( C ̄8)ꎬ 118. 9 ( C ̄ (4Hꎬ mꎬ H ̄2ꎬ 6)ꎻ C ̄NMR (125 MHzꎬ CD OD)
3
6′)ꎬ 116.0 ( C ̄6)ꎬ 115. 6 ( C ̄5′)ꎬ 115. 2 ( C ̄3″ꎬ δ:175. 1 ( C ̄7)ꎬ 168. 4 ( C ̄9″)ꎬ 167. 9 ( C ̄9′)ꎬ
5″)ꎬ 115.2 (C ̄3‴ꎬ 5‴)ꎬ111.7 ( C ̄2)ꎬ 110.4 ( C ̄ 149. 6 ( C ̄4′)ꎬ 149. 4 ( C ̄4″)ꎬ 147. 7 ( C ̄7″)ꎬ
2′)ꎬ 87.8 (C ̄7′)ꎬ 55.9 (C ̄8′)ꎬ 55.8 (3 ̄OCH )ꎬ 147. 6 ( C ̄7′)ꎬ 146. 7 ( C ̄3″)ꎬ 146. 6 ( C ̄3′)ꎬ
3
55.7 ( 3′ ̄OCH )ꎬ 41. 0 ( C ̄8″)ꎬ 40. 8 ( C ̄8‴)ꎬ 127. 5 ( C ̄1″)ꎬ 127. 4 ( C ̄1′)ꎬ 123. 2 ( C ̄6″)ꎬ
3
34.5 (C ̄7″)ꎬ 34.3 (C ̄7‴)ꎮ 以上数据与黄伟明等 123. 1 ( C ̄6′)ꎬ 116. 5 ( C ̄5″)ꎬ 116. 4 ( C ̄5′)ꎬ
(2020)报道一致ꎬ故鉴定化合物 6 为克罗酰胺ꎮ 115. 1 ( C ̄2″)ꎬ 115. 1 ( C ̄2′)ꎬ 114. 6 ( C ̄8″)ꎬ
化合物 7 黄色针晶ꎮ ESI ̄MS m / z:531 [ M + 114.5 (C ̄8′)ꎬ 75.8 (C ̄1)ꎬ 74.8 (C ̄4)ꎬ 69.0 (C ̄
+ 1
H] ꎬ分 子 式 为 C H O ꎮ H ̄NMR ( 500 MHzꎬ 3)ꎬ 68.6 (C ̄5)ꎬ 53.1 ( C ̄8)ꎬ 38.5 ( C ̄2)ꎬ 38.5
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CD OD) δ:7. 55 ( 1Hꎬ dꎬ J = 15. 9 Hzꎬ H ̄7′)ꎬ (C ̄6)ꎮ 以上数据与姜海等(2019) 报道一致ꎬ故
3
7.50 (1Hꎬ dꎬ J = 15.9 Hzꎬ H ̄7″)ꎬ 7.00 (1Hꎬ dꎬ 鉴定化合物 8 为 3ꎬ4 ̄二 ̄O ̄咖啡酰基奎宁酸甲酯ꎮ
J = 2.1 Hzꎬ H ̄2′)ꎬ 7.00 (1Hꎬ dꎬ J = 2.1 Hzꎬ H ̄ 化合物 9 黄色针晶ꎮ ESI ̄MS m / z:531 [ M +

