当前位置:首页>美妆时尚>正文

睡菜神经EI-MS:m/z 368 +

3 结果与分析

3.1 结构鉴定

化合物1:白色粉末,睡菜神经EI-MS:m/z 368 +,醋酸成分分子式为C17H20O9。乙酯研究1H NMR (400 MHz,部位保护 DMSO-d6) δ: 7.51 (1H, d, J = 15.9 Hz, H-7′), 7.06 (1H, d, J = 1.9 Hz, H-2′), 7.02 (1H, dd, J = 8.1, 1.9 Hz, H-6′), 6.78 (1H, d, J = 8.1 Hz, H-5′), 6.28 (1H, d, J = 15.9 Hz, H-8′), 4.74 (1H, m, H-4), 4.08 (1H, m, H-5), 3.95 (1H, m, H-3), 3.63 (3H, s, -OCH3), 1.81~2.09 (4H, m, H-2, 6);13C NMR (100 MHz, DMSO-d6) δ: 173.7 (C-7), 166.5 (C-9′), 148.5 (C-4′), 145.6 (C-7′), 144.8 (C-3′), 125.7 (C-1′), 121.3 (C-6′), 115.9 (C-5′), 114.7 (C-2′), 114.5 (C-8′), 75.6 (C-4), 73.5 (C-1), 65.4 (C-5), 64.5 (C-3), 51.7 (-OCH3), 40.9 (C-2), 38.1 (C-6)。以上数据与文献报道一致,化学故鉴定该化合为4-O-咖啡酰奎尼酸甲酯。作用

化合物2:白色粉末,睡菜神经EI-MS:m/z 368 +,醋酸成分分子式为C17H20O9。乙酯研究1H NMR (400 MHz,部位保护 CD3OD) δ: 7.51 (1H, d, J = 15.9 Hz, H-7′), 7.05 (1H, d, J = 1.9 Hz, H-2′), 6.95 (1H, dd, J = 8.1, 1.9 Hz, H-6′), 6.79 (1H, d, J = 8.1 Hz, H-5′), 6.20 (1H, d, J = 15.9 Hz, H-8′), 5.26 (1H, m, H-3), 4.13 (1H, m, H-5), 3.72 (1H, dd, J = 7.5, 3.1 Hz, H-4), 3.69 (3H, s, -OCH3), 2.00~2.23 (4H, m, H-2, 6);13C NMR (100 MHz, CD3OD) δ: 175.5 (C-7), 168.3 (C-9′), 149.6 (C-4′), 147.4 (C-7), 146.6 (C-3′), 127.5 (C-1′), 123.1 (C-6′), 116.2 (C-5′), 115.2 (C-2′), 115.0 (C-8′), 75.7 (C-1), 72.3 (C-4), 72.1 (C-3), 70.1 (C-5), 53.0 (-OCH3), 38.1 (C-6), 37.6 (C-2)。以上数据与文献报道一致,化学故鉴定该化合物为绿原酸甲酯。作用

化合物3:白色粉末,睡菜神经EI-MS:m/z 354+,醋酸成分分子式为C18H18O9。乙酯研究1H NMR (400 MHz, CD3OD) δ: 7.58 (1H, d, J = 15.9 Hz, H-7′), 7.02 (1H, d, J = 2.0 Hz, H-2′), 6.95 (1H, dd, J = 8.1, 2.0 Hz, H-6′), 6.76 (1H, d, J = 8.0 Hz, H-5′), 6.32 (1H, t, J = 15.9 Hz), 5.35 (1H, m, H-3), 4.15 (1H, m, H-5), 3.65 (1H, dd, J = 8.5, 3.4 Hz, H-4), 1.96-2.22 (4H, m, H-2, 6);13C NMR (100 MHz, CD3OD) δ: 178.3 (C-7), 169.1 (C-9′), 149.5 (C-4′), 146.6 (C-7′), 146.6 (C-3′), 127.8 (C-1′), 122.8 (C-6′), 116.5 (C-5′), 115.9 (C-8′), 115.1 (C-2′), 75.5 (C-1), 74.8 (C-4), 73.1 (C-3), 68.3 (C-5), 41.6 (C-6), 36.6 (C-2)。以上数据与文献报道一致,故鉴定该化合物为绿原酸。

化合物4:白色粉末,EI-MS:m/z 220 +,分子式为C11H10O5。1H NMR (400 MHz, CD3OD) δ: 7.89 (1H, d, J = 9.5 Hz, H-4), 6.77 (1H, s, H-5), 6.32 (1H, d, J = 9.5 Hz, H-3), 3.81 (3H, s, 6-OCH3), 3.77 (3H, s, 7-OCH3);13C NMR (100 MHz, CD3OD) δ: 160.3 (C-2), 149.9 (C-6), 144.9 (C-4), 140.3 (C-7), 138.5 (C-9), 138.4 (C-8), 114.6 (C-3), 114.5 (C-10), 100.4 (C-5), 60.7 (7-OCH3), 56.1 (6-OCH3)。以上数据与文献报道一致,故鉴定该化合物为异秦皮素。

化合物5:白色粉末,EI-MS:m/z 222 +,分子式为C11H10O5。1H NMR (400 MHz, CD3OD) δ: 7.83 (1H, d, J = 9.5 Hz, H-4), 6.91 (1H, s, H-5), 6.20 (1H, d, J = 9.5 Hz, H-3), 3.94 (3H, s, 6-OCH3), 3.88 (3H, s, 8-OCH3)。13C NMR (400 MHz, CD3OD)δ: 163.4 (C-2), 147.8 (C-8), 146.6 (C-4), 146.3 (C-9), 144.8 (C-7), 136.7 (C-8), 112.2 (C-3), 112.1 (C-10), 104.9 (C-5), 61.7 (8-OCH3), 56.7 (6-OCH3)。以上数据与文献报道一致,故鉴定该化合物为异嗪皮啶。

化合物6:白色无定形粉末,EI-MS:m/z 538 +,分子式为C26H34O12。1H NMR (400 MHz, CD3OD) δ: 7.14 (1H, d, J = 8.2 Hz, H-5), 7.12 (1H, d, J = 1.9 Hz, H-2), 7.02 (1H, d, J = 1.7 Hz, H-2′), 6.97 (1H, dd, J = 8.2, 1.9 Hz, H-6), 6.87 (1H, dd, J = 8.1, 1.7 Hz, H-6′), 6.78 (1H, d, J = 8.1 Hz, H-5′), 4.98 (1H, d, J = 8.1 Hz, H-7′), 4.93 (1H, d, J = 8.4 Hz, H-7), 4.89 (1H, d, J = 7.6 Hz, H-1′′), 3.89 (3H, s, 3-OCH3), 3.88 (3H, s, 3′-OCH3), 3.56~3.73 (4H, m, H-9, 9′), 2.32 (2H, m, H-8, 8′);13C NMR (100 MHz, CD3OD) δ: 151.1 (C-3), 149.2 (C-3′), 147.6 (C-4), 147.4 (C-4′), 138.8 (C-1), 134.7 (C-1′), 120.5 (C-6), 120.3 (C-6′), 118.1 (C-5), 116.2 (C-5′), 111.7 (C-2), 111.2 (C-2′), 103.0 (C-1′′), 84.9 (C-7′), 84.2 (C-7), 78.2 (C-5′′), 77.9 (C-3′′), 74.4 (C-2′′), 71.4 (C-4′′), 62.6 (C-2′′), 61.9 (C-9), 61.7 (C-9′), 56.8 (3-OCH3), 56.5 (3′-OCH3), 55.4 (C-8′), 55.2 (C-8);以上数据与文献报道一致,故鉴定该化合物为7R,7′R,8S,8′S-(+)-新-橄榄脂素-4-O-β-D-吡喃葡萄糖苷。

化合物7:白色无定形粉末,EI-MS:m/z 552 +,分子式为C27H36O12。1H NMR (400 MHz, CD3OD) δ: 6.77 (1H, d, J = 1.8 Hz, H-2′), 6.71 (1H, d, J = 8.0 Hz, H-5′), 6.66 (2H, s, H-2, 6), 6.61 (1H, dd, J = 8.0, 1.8 Hz, H-6′), 4.86 (1H, d, J = 7.6 Hz, H-1′′), 4.75 (1H, d, J = 7.0 Hz, H-7), 3.99 (1H, m, H-9′a), 3.88 (1H, m, H-9a), 3.84 (6H, s, 3, 5-OCH3), 3.82 (3H, s, 3′-OCH3), 3.71 (1H, m, H-9′b), 3.58 (1H, d, J = 7.5 Hz, H-7′), 2.88 (1H, dd, J = 13.4, 5.1 Hz, H-7′a), 2.67 (1H, m, H-8′), 2.48 (1H, dd, J = 13.4, 2.4 Hz, H-7′b), 2.32 (1H, m, H-8);13C NMR (100 MHz, CD3OD) δ: 154.3 (C-3, 5), 147.5 (C-3′), 144.6 (C-4′), 141.4 (C-4), 135.4 (C-1), 133.6 (C-1′), 122.2 (C-6′), 116.4 (C-5′), 113.2 (C-2′), 105.1 (C-1′′), 104.5 (C-2, 6), 83.9 (C-7), 78.2 (C-5′′), 77.7 (C-3′′), 75.6 (C-2′′), 73.8 (C-9′), 71.2 (C-4′′), 62.6 (C-6′′), 60.8 (C-9), 57.1 (3, 5-OCH3), 56.2 (3′-OCH3), 54.2 (C-8), 43.8 (C-8′), 33.5 (C-7′)。以上数据与文献报道一致,故鉴定该化合物为肿柄雪莲苷。

化合物8:白色晶体,EI-MS:m/z 418 +,分子式为C22H26O8。1H NMR (400 MHz, CDCl3) δ: 6.60 (4H, s, H-2, 2′, 6, 6′), 4.72 (2H, d, J = 3.9 Hz, H-7, 7′), 4.29 (2H, dd, J = 8.9, 6.4 Hz, H-9a, 9a′), 3.88 (12H, s, 4×OCH3), 3.86~3.92 (2H, m, H-9b, 9b′), 3.10 (2H, m, H-8, 8′);13C NMR (100 MHz, DMSO-d6) δ: 147.2 (C-3, 3′, 5, 5′), 134.5 (C-4, 4′), 132.3 (C-1, 1′), 102.6 (C-2, 2′, 6, 6′), 86.4 (C-7, 7′), 71.8 (C-9, 9′), 56.5 (4×OCH3), 54.6 (C-8, 8′)。以上数据与文献报道一致,故鉴定该化合物为丁香脂素。

化合物9:白色无定形粉末, EI-MS:m/z 348 +,分子式为C18H20O7。1H NMR (400 MHz, DMSO-d6) δ: 9.80 (1H, s, H-7′), 7.46 (1H, dd, J = 8.4, 2.0 Hz, H-6′), 7.35 (1H, d, J = 1.9 Hz, H-2′), 7.23 (1H, d, J = 8.5 Hz, H-5′), 7.01 (1H, d, J = 1.9 Hz, H-2), 6.80 (1H, dd, J = 8.1, 1.9 Hz, H-6), 6.67 (1H, d, J = 8.0 Hz, H-5), 4.71 (1H, d, J = 5.6 Hz, H-7), 4.65-4.51 (1H, m, H-8), 3.80 (3H, s, 3′-OCH3), 3.73 (3H, s, 3-COH3), 3.65 (1H, dd, J = 11.9, 5.9 Hz, H-9a), 3.51 (1H, dd, J = 11.9, 3.4 Hz, H-9b);13C NMR (100 MHz, DMSO-d6)δ: 191.2 (C-7′), 154.1 (C-4′), 149.6 (C-4), 147.0 (C-3′), 145.5 (C-3), 132.8 (C-1), 129.2 (C-1′), 125.6 (C-6′), 119.2 (C-6), 114.5 (C-5′), 113.7 (C-5), 111.1 (C-2), 110.3 (C-2′), 83.5 (C-8), 71.4 (C-7), 60.3 (C-9), 56.1 (3′-OCH3), 55.9 (3-OCH3)。以上数据与文献报道一致,故鉴定该化合物为苏式-(7R,8R)-愈创木基丙三醇-8-香草醛醚。

化合物10:白色无定形粉末,EI-MS:m/z 522 +,分子式为C26H34O11。1H NMR (400 MHz, CD3OD) δ: 7.13 (1H, d, J = 8.4 Hz, H-5), 7.01 (1H, d, J = 1.7 Hz, H-2), 6.94 (1H, dd, J = 8.4, 1.7 Hz, H-6), 6.73 (1H, d, J = 1.7 Hz, H-6′), 6.71 (1H, d, J = 1.7 Hz, H-2′), 5.53 (1H, d, J = 5.8 Hz, H-7), 4.89 (1H, d, J = 7.3 Hz, Glc, H-1′′), 3.83 (3H, s, 3-OCH3), 3.82 (3H, s, 3′-OCH3), 3.75 (1H, m, H-9a), 3.66 (1H, m, H-9b), 3.54 (2H, t, J = 6.5 Hz, H-9′), 3.45 (1H, m, H-8), 2.62 (2H, t, J = 7.5 Hz, H-7′), 1.81 (2H, m, H-8′);13C NMR (100 MHz, CD3OD) δ: 149.4 (C-3), 146.3 (C-4), 146.1 (C-4′), 143.7 (C-3′), 137.1 (C-1), 135.6 (C-1′), 128.3 (C-5′), 118.0 (C-6), 116.8 (C-5), 116.5 (C-6′), 112.7 (C-2′), 109.7 (C-2), 101.3 (C-1′′), 87.2 (C-7), 76.9 (C-5′′), 76.4 (C-3′′), 73.4 (C-2′′), 70.1 (C-4′′), 63.6 (C-9), 61.2 (C-6′′), 60.7 (C-9′), 55.5 (3-OCH3), 55.2 (3′-OCH3), 54.3 (C-8), 34.5 (C-8′), 31.5 (C-7′)。以上数据与文献报道一致,故鉴定该化合物为(7S,8R)-二氢去氢二松柏醇-4-O-β-D-吡喃糖葡萄苷。

化合物11:白色粉末,EI-MS:m/z 522 +,分子式为C26H34O11。1H NMR (400 MHz, DMSO-d6) δ: 7.01 (1H, d, J = 9.0 Hz, H-5′), 6.89 (1H, br s, H-2), 6.76 (1H, d, J = 1.9 Hz, H-6′), 6.75 (1H, s, H-6), 6.65 (1H, d, J = 8.1 Hz, H-5), 6.55 (1H, d, J = 2.0 Hz, H-2′), 4.85 (1H, d, J = 7.0 Hz, Glc, H-1′′), 4.73 (1H, d, J = 6.0 Hz, H-7′), 3.89 (1H, m, 6.0 Hz, H-9′), 3.73 (6H, s, 2×OCH3), 3.45 (2H, m, H-9), 2.21 (1H, m, H-8′), 3.66 (1H, m, H-8′), 3.59 (1H, t, J = 7.4 Hz, H-9′), 2.82 (1H, m, H-7′), 2.56 (1H, m, H-8), 2.40 (1H, m, H-7′), 2.20 (1H, m, H-8′);13C NMR (100 MHz, DMSO-d6) δ: 148.6 (C-3′), 147.5 (C-3), 145.4 (C-4′), 144.5 (C-4), 137.1 (C-1′), 131.7 (C-1), 120.7 (C-6), 117.6 (C-6′), 115.4 (C-5), 115.4 (C-5′), 112.6 (C-2′), 112.6 (C-2), 100.2 (C-1′′), 81.6 (C-7′), 77.0 (C-5′′), 71.8 (C-2′′), 71.8 (C-9), 69.7 (C-4′′), 60.4 (C-6′′), 58.4 (C-9′), 56.2 (-OCH3), 55.3 (-OCH3), 52.6 (C-8′), 41.8 (C-8), 32.2 (C-7)。以上数据与文献报道一致,故鉴定该化合物为(-)-落叶松脂素- 4-O-β-D-吡喃葡萄糖苷。

化合物12:黄色针晶,EI-MS:m/z 594 +,分子式为C27H30O15。1H NMR (400 MHz, DMSO-d6) δ: 7.99 (2H, d, J = 8.0, H-2′, 6′), 6.86 (2H, d, J = 8.0 Hz, H-3′, 5′), 6.35 (1H, s, H-8), 6.16 (1H, s, H-6), 5.29 (1H, d, J = 8.0 Hz, Glc, H-1′′), 4.40 (1H, br s, Rha, H-1′′′), 1.00 (3H, d, J = 7.5 Hz, Rha, H-6′′′);13C NMR (100 MHz, DMSO-d6) δ: 177.3 (C-4), 165.4 (C-7), 161.2 (C-5), 160.1 (C-4), 156.5 (C-2), 133.3 (C-3), 131.0 (C-2′, 6′), 120.8 (C-1), 115.2 (C-3′, 5′), 103.4 (C-10), 101.5 (C-1′′), 100.7 (C-1′′′), 99.0 (C-6), 93.8 (C-8), 76.3 (C-3′′), 75.9 (C-5′′), 74.1 (C-2′′), 71.9 (C-4′′′), 70.5 (C-4′′), 70.4 (C-2′′′), 69.8 (C-3′′′), 68.2 (C-5′′′), 67.0 (C-6′′), 17.7 (C-6′′′)。以上数据与文献报道一致,故鉴定该化合物为山柰酚-3-O-芸香糖苷。

声明:本文所用图片、文字来源《中草药》,版权归原作者所有。如涉及作品内容、版权等问题,请与本网联系删除。

相关链接:葡萄糖甲酯咖啡

友情链接:
Chanel 将在12月中旬宣布新任创意总监的人选福建通报2020年银行保险消费投诉情况Nike Air Footscape Woven回归 再带回新配色追求真理的艺术捷径 HOUSE OF ERRORS发新Air Jordan 8 推出冬季版本 给球鞋玩家们带来新体验人社部等3部门联合发布网络主播等19个新职业StellaMcCartney 2023春夏系列 开启一场自然探险Tommy 22秋冬大片演绎时尚 绽放童年光彩中消协启动2022年度消费维权年主题调查邀请注册送好礼,500现金直接拿!Nike耐克休闲品牌 潮酷百搭 率性自在农药残留样品的采集(一)5月20日华南地区玻璃市场总体走势偏弱,行业资讯苹果iPhone获背面纹理玻璃专利:握感更好,行业资讯玻璃幕墙应该用什么材料 玻璃幕墙要注意哪些问题,行业资讯彩晶玻璃的基本加工操作 彩晶玻璃的制作工艺流程,行业资讯穿上Carter's童装 一起温暖入冬吧服装出海“受阻 ” 是机遇也是挑战Catimini(卡迪米尼)时尚大片 融入自然之景其他含氮杀虫剂残留分析怎么清理玻璃上面的贴纸 静电玻璃贴纸的使用方法,行业资讯华中产能增加,玻璃市场信心谨慎!,行业资讯温度对支链淀粉脱支重结晶特性的影响(二)玻璃能否粘贴在瓷砖表面 浴室玻璃镜安装注意事项,行业资讯肠源性激素的分泌及其糖尿病干预研究进展(二)浮法玻璃制作工艺是什么 玻璃生产制备的工艺过程,行业资讯伟业计量13周年庆感恩回馈活动圆满结束,20万大礼已被瓜分,部分中奖名单新鲜出炉!环境保护中水污染治理措施高效液相色谱法同时测定奶味饮料中的香兰素和乙基香兰素(一)防火玻璃与安全玻璃区别 防火玻璃分成了几种类型,行业资讯PawinPaw 可爱小熊陪你轻轻走过童年时光基于紫外光谱分析的水质监测技术研究因地制宜推动有机循环农业发展的若干思路与对策(三)瑞达货物5月27日周度观点策略总结,行业资讯玻璃货物交割 细则变更详解,期货知识光伏新增装机“断崖式”下滑:2019年还有多大空间?,行业资讯技术含量更高的LED马上量产,A股公司已提前布局,行业资讯气相色谱质谱检测食品中有机磷农药残留分析农业经济生态循环下食用菌提质栽培策略研究(一)周末期间玻璃现货市场表现平稳,行业资讯