目的:研究长柄异木患(Allophylu logipess)茎中的化学成分。方法:对长柄异木患茎甲醇提取物的乙酸乙酯部分进行色谱分离,根据光谱数据和理化性质确定各化合物的结构。结果:分离得到25个化合物,分别鉴定为:ycloart-24-ene-3β,26-diol(1),3-oxotrirucalla-7,24-dien-21-oicacid(2),zizyberenalicacid(3),蛇藤酸(4),ent-4(15)-eudesmene-1β,6a—diol(5),4(15)-eudesmene-1β,8a—diol(6),4(15)-eudesmene-1β,5a—diol(7),甲基埃斯特瑞(8),白桦脂醇(9),白桦脂醛(10),白桦脂酸(11),3β-hydroxy-5a,8a—epidioxyergosta-6,22-dien(12),3-oxo-19a—hydroxyurs-12-en-28-oicacid(13),熊果酸(14),东莨菪内酯(15),丰岑皮啶(16),黄花菜木脂素A(17),香草醛(18),松柏醛(19),2’,6'-dihydroxy-4’-methoxyacetophenone(20),p-(aminoalkyl)一benzoicacid(21),香草酸(22),1-O-p—coumaroylglucose(23),肛谷甾醇(24),poriferast-5-ene-3β,4β-diol(25)。结论:所有化合物均为首次从长柄异木患(Allophylu logipess)中分离得到。
AIM: To investigate the chemical constituents of Allophylus longipes. METHODS: Compounds were isolated and purified by various chromatographic techniques and their structures were elucidated by physicochemical characteristics and spectral data. RESULTS: Twenty-five compounds were isolated and identified as cycloart-24-en-3β, 26-diol (1), 3-oxotrimcalla-7, 24-dien-21-oic acid (2), zizyberenalic acid (3), colubrinic acid (4), ent-4(15)-eudesmene-1β, 6a-diol (5), 4(15)- eudesmene-lβ, 8a-diol (6), 4(15)-eudesmene-1β, 5a-diol (7), methyl asterrate (8), betulin (9), betulinic aldehyde (10), betulinic acid (11), 3β-hydroxy-5a, 8a-epidioxyergosta-6, 22-dien (12), 3-oxo-19a-hydroxyurs-12-en-28-oic acid (13), ursolic acid (14), scopoletin (15), fraxidin (16), cleomiscosin A (17), 4-hydroxy-3 -methoxybenzaldehyde (18), 4-hydroxy-3-methoxycinnamaldehyde (19), 2',6'-dihydroxy-4'-methoxyacetophenone (20), p-(aminoalkyl)-benzoic acid (21), 4-hydroxy-3-methoxybenzoic acid (22), 1-O-p-coumaroylglucose (23),β-sitosterol (24), and poriferast-5-ene-3β, 4β-diol (25). CONCLUSION: All the compounds were isolated from Allophylus longipes for the first time.