(±) Cochlearoids N-P: three pairs of phenolic meroterpenoids from the fungus Ganoderma cochlear and their bioactivities [0.03%]
来自灵芝属真菌赤柄灵芝的(±) Cochlearoids N-P及其生物活性
Fu-Ying Qin,Yong-Ming Yan,Zheng-Chao Tu et al.
Fu-Ying Qin et al.
Three pairs of meroterpenoids (±) cochlearoids N-P (1-3) were isolated from the fruiting bodies of Ganoderma cochlear. Their structures including absolute configurations were assigned by spectroscopic techniques. All the isolated compounds...
Stereoselective synthesis of 4β-acyloxypodophyllotoxin derivatives as insecticidal agents [0.03%]
作为杀虫剂的4β-酰氧基鬼臼毒素衍生物的立体选择性合成
Zhi-Ping Che,Yue-E Tian,Sheng-Ming Liu et al.
Zhi-Ping Che et al.
As our ongoing work on research of natural-product-based insecticidal agents, some 4α/β-acyloxypodophyllotoxin derivatives were synthesized, and were evaluated against the pre-third-instar larvae of B. mori, A. dissimilis and M. separate ...
Eupatilin: a natural pharmacologically active flavone compound with its wide range applications [0.03%]
欧帕亭：一种具有多种药理活性的天然黄酮类化合物
Bushra Nageen,Iqra Sarfraz,Azhar Rasul et al.
Bushra Nageen et al.
Eupatilin (5,7-dihydroxy-3',4',6-trimethoxyflavone) is a pharmacologically active flavone which has been isolated from a variety of medicinal plants. Eupatilin is known to possess various pharmacological properties such as anti-cancer, anti...
A new flavonoid derivative and a new 5-hydroxyanthranilic acid derivative from the sea urchin-derived Streptomyces sp. HDa1 [0.03%]
一种来自海胆衍生链霉菌HDa1的新黄酮衍生物和新5-羟基邻氨基苯甲酸衍生物
Zhi-Kai Guo,Rong Wang,Tian-Mi Liu et al.
Zhi-Kai Guo et al.
One new flavonoid derivative flavoside A (1), one new 5-hydroxyanthranilic acid derivative crassilin (2), along with the known angucyclinone PD116740 (3) and oxachelin (4), was isolated from the EtOAc extract of the fermentation broth of th...
Synthesis of some novel orsellinates and lecanoric acid related depsides as α-glucosidase inhibitors [0.03%]
几种新型奥苏尔林酸和雪利酸相关茋二酚化合物的合成及其α-葡萄糖苷酶抑制活性研究
Boddu Rama Krishna,Sistla Ramakrishna,Sangaraju Rajendra et al.
Boddu Rama Krishna et al.
Sixteen novel orsellinic esters (6a-l, 7a-d) along with four lecanoric acid related depsides (3a-c, 4) were synthesized and confirmed their structures by spectroscopic data (1H, 13C & HRMS). The synthesized compounds were evaluated for thei...
2 H-Pyranone and isocoumarin derivatives isolated from the plant pathogenic fungus Leptosphaena maculans [0.03%]
从植物病原真菌Leptosphaena maculans中分离得到的2H-吡喃酮和异香豆素类化合物
Ming-Fang Liao,Kai Wang,Jin-Wei Ren et al.
Ming-Fang Liao et al.
Two new 2H-pyranones and two new isocoumarin derivatives, maculanslines A-D (1-4), together with seven known compounds (5-11), were isolated from the plant pathogenic fungus Leptosphaena maculans. Their planar structures and absolute config...
Platycosides P and Q, two new triterpene saponins from Platycodon grandiflorum [0.03%]
Platycosides P和Q： Platycodon grandiflorum的新三萜皂苷化合物
Lu Qiu,Yu Xiao,Yao-Qi Liu et al.
Lu Qiu et al.
The EtOH extract of the roots of Platycodon grandiflorum afforded two new triterpene saponins platycoside P (1) and platycoside Q (2). Their structures were elucidated based on spectroscopic means and hydrolysis products. These compounds we...
A new diphenolic metabolite isolated from the marine-derived fungus Aspergillus niger 102 [0.03%]
从海洋衍生真菌Aspergillus niger 102中分离的一种新的二苯基酚类代谢物
Pan-Pan Zhang,Shuang Song,Jia-Jia Lang et al.
Pan-Pan Zhang et al.
A new diphenolic derivative asperdiphenol A (1), along with nine known compounds (2-10), was isolated from the marine-derived fungus Aspergillus niger 102. Their structures were elucidated on the basis of spectroscopic analysis including NM...
Cheng-Neng Mi,Wei Li,Hui-Qin Chen et al.
Cheng-Neng Mi et al.
Phytochemical investigation on the roots of Swietenia macrophylla yielded one new pharagmalin-type limonoid named 2-dehydroxyl-swietephragmin C (1) and one new xanthone, 1,5-dihydroxy-6-methoxy-6',6'-dimethyl-2H-pyrano[2',3':3,2]xanthone (2...
Acanthiline A, a pyrido[1,2-a]indole alkaloid from Chinese mangrove Acanthus ilicifolius [0.03%]
来源于中国秋茄菌草的吡啶并[1,2-a]吲哚类生物碱乙酰克林A
You-Sheng Cai,Ji-Zheng Sun,Qing-Qing Tang et al.
You-Sheng Cai et al.
Chemical investigation of the leaves and stems of the Chinese mangrove Acanthus ilicifolius Linn. led to the isolation and structure elucidation of one new pyrido[1,2-a]indole alkaloid named acanthiline A (1), together with one known compou...