Jacaranone analogs from Senecio scandens.

abstract：:Two new sesquiterpene pyridine alkaloids, Chinese bittersweet alkaloid A (1) and Chinese bittersweet alkaloid B (2), together with five known compounds 3β- hydroxyolean-9(11),12-diene, β-sitosterol, 1β,2β,6α,15β-tetraacetoxy-8β,9α- dibenzoyloxy-β-dihydroagarofuran, angulatin A and angulatin J, were isolated from the r...

journal_title：Journal of Asian natural products research

authors： Chang X,Wang ZY,Chen X,Ma YN,Zhang HY,Zhao TZ

更新日期：2019-11-01 00:00:00

abstract：:Two new glycosides named as ternatoside A (1) and ternatoside B (2), with four known constituents sternbin (3), methylparaben (4), 4-O-D-glucopyranosyl-p-coumaric acid (5) and linocaffein (6) were isolated from the roots of Ranunculus ternatus, The structures of new compounds were determined by 1D and 2D NMR, MS techn...

journal_title：Journal of Asian natural products research

authors： Tian JK,Sun F,Cheng YY

更新日期：2006-01-01 00:00:00

abstract：:A new polyoxygenated cyclohexene bonianol A (1) and another new polyoxygenated seco-cyclohexene bonianol B (2) were isolated from the leaves of Uvaria boniana, and their structures were established on the basis of spectroscopic methods including IR, HR-ESI-MS, 1D, and 2D NMR. ...

journal_title：Journal of Asian natural products research

authors： Chen Z,Liu YL,Xu QM,Liu JY,Duan HQ,Yang SL

更新日期：2013-01-01 00:00:00

abstract：:Four types of piscidinol A derivatives were synthesized and evaluated their ability to inhibit HIV-1 protease to understand their structure-activity relationships. Of these tirucallane-type triterpene derivatives, an A-seco derivative (1b) moderately inhibited human immunodeficiency virus (HIV) protease (IC50 38.2 μM)...

journal_title：Journal of Asian natural products research

authors： Wei Y,Ma CM,Jiang TB,Du J,Zhou X,Liu GQ,Hattori M

更新日期：2015-01-01 00:00:00

abstract：:Two new indole alkaloids, naucleactonin A and B, along with two known compounds, naucleficine and nauclefidine, were isolated from the bark and wood of Naucleaofficinalis, which has been used as an anti-inflammatory and anti-bacterial agent in folk medicine. Their chemical structures were elucidated by the spectral da...

journal_title：Journal of Asian natural products research

authors： Xuan WD,Chen HS,Du JL,Liang S,Li TZ,Cai DG

更新日期：2006-12-01 00:00:00

abstract：:Ophiopogon japonicus polysaccharide (FOJ-5) from Radix ophiopogonis has shown anti-myocardial ischemic action in vitro and in vivo in our previous studies. In order to clarify the influence of chemical modifications on the action, a series of sulfated FOJ-5 (FOJ-5-S) with different substitution degrees were prepared a...

journal_title：Journal of Asian natural products research

authors： Zheng Q,Feng Y,Xu DS,Lin X,Chen YZ

更新日期：2009-01-01 00:00:00

abstract：:A new prenylated coumarin diglycoside, 6-prenylcoumarin-7-O-β-D-apiofuranosyl-(1→6)-β-D-glucopyranoside (1) and five known flavonoid glycosides (2-6) were isolated from the leaves and stems of Clausena dunniana. The structures of these isolates were elucidated based on comprehensive MS, UV, IR, and NMR spectroscopic d...

journal_title：Journal of Asian natural products research

authors： Cao NK,Zhu SS,Chen YM,Ma XL,Zhao MB,Li J,Tu PF,Jiang Y

更新日期：2020-08-30 00:00:00

abstract：:Three new alkylated benzoquinones, 2-hydroxy-5-ethoxy-3-nonyl-1,4-benzoquinone (1), 5-O-butyl-embelin (2), and 2,5-dihydroxy-6-methyl-3-pentadecyl-1,4-benzoquinone (3), together with seven known analogues (4-10), were isolated from the stems and twigs of mangrove plant, Aegiceras corniculatum. Their structural elucida...

journal_title：Journal of Asian natural products research

authors： Li Y,Dong C,Xu MJ,Lin WH

更新日期：2020-02-01 00:00:00

abstract：:Three new C(19)-diterpenoid alkaloids, umbrosumines A-C (1-3), and 11 known compounds (4-14) were isolated from the roots of Delphinium umbrosum. Their structures were elucidated on the basis of the spectroscopic data interpretation. ...

journal_title：Journal of Asian natural products research

authors： Chen FZ,Chen QH,Wang FP

更新日期：2010-06-01 00:00:00

abstract：:Two new diketopiperazines, PJ147 (1) and PJ157 (2), were isolated from the mycelium of a fungus, Gliocladium sp. YUP08, which was separated from sea mud collected in Rushan, Shandong, China. Their structures were elucidated by spectroscopical and chemical methods. ...

journal_title：Journal of Asian natural products research

authors： Huang YF,Tian L,Hua HM,Pei YH

更新日期：2007-04-01 00:00:00

abstract：:Six thiophenes were isolated and purified from ethanol extract of the roots of Echinops latifolius Tausch. Their structures were identified on the basis of spectral data. Among them, 5-(3-hydroxmethyl-3-isovaleroyloxyprop-1-ynyl)-2,2'-bithiophene (6) is a new compound, and 5-(3-hydroxy-4-isovaleroyloxybut-1-ynyl)-2,2'...

journal_title：Journal of Asian natural products research

authors： Wang Y,Li X,Meng DL,Li ZL,Zhang P,Xu J

更新日期：2006-10-01 00:00:00

abstract：:Three new dibenz[b,f]oxepins: 6-methoxy-7-methyl-8-hydroxydibenz[b, f]oxepin (1), 1,8-dimethoxy-6-hydroxy-7-methyldibenz[b, f]oxepin (2), and 1-hydroxy-6,8-dimethoxy-7-methyldibenz[b,f]oxepin (3), along with two known dibenz[b,f]oxepins pacharin (4) and bauhiniastatin 4 (5), were isolated from Cercis chinensis Bunge (...

journal_title：Journal of Asian natural products research

authors： Mu LH,Li JB,Yang JZ,Zhang DM

更新日期：2007-09-01 00:00:00

abstract：:A new diterpenoid, 17-methyl-8, 13-labdadien-15, 16-olid-19-oic acid methyl ester (1), along with two known compounds 2 and 3, were isolated from the leaves of Platycladus orientalis (L.) Franco. The structures were confirmed based on the analysis of HR-MS, 1D-NMR, and 2D-NMR spectra and the configuration of 1 was con...

journal_title：Journal of Asian natural products research

authors： Shi JX,Li YH,Wang X,Qin YQ,Zhang CY,Zhang X,Li CR,An MQ,Li LR,Lu SH,Huang J

更新日期：2018-11-01 00:00:00

abstract：:Two new cycloartanes, named dolichandrone A (1) and dolichandrone B (2), as well as two new iridoids, named [6-O-[(E)-4-methoxycinnamoyl]-1β-hydroxy-dihydrocatalpolgenin (3) and 6-O-[(E)-4-methoxycinnamoyl]-1α-hydroxy-dihydrocatalpolgenin (4), together with four known iridoids (5-8), were isolated from the leaves and ...

journal_title：Journal of Asian natural products research

authors： Nguyen VT,Do LQ,Nguyen TA,Nguyen TT,Tran VL,Ho NA,Tran VC,Tran VS,Tran TPT

更新日期：2018-09-01 00:00:00

abstract：:Five labdane-type diterpenes, vitexilactone (1), (rel 5S,6R,8R,9R,10S)-6-acetoxy-9-hydroxy-13(14)-labden-16,15-olide (2), rotundifuran (3), vitetrifolin D (4), and vitetrifolin E (5), have been isolated from Vitex trifolia L., a Chinese folk medicine used to treat cancers, as new cell cycle inhibitors and apoptosis in...

journal_title：Journal of Asian natural products research

authors： Li WX,Cui CB,Cai B,Yao XS

更新日期：2005-04-01 00:00:00

abstract：:One new dammarane-type triterpene, gypsapogenin A (1), was isolated from the acid hydrolyzate of total saponins from Gynostemma pentaphyllum (Thunb.) Makino, together with two known compounds, (20S,24S)-3β,20,21β,23β,25-pentahydroxy-21,24-cyclodammarane (2) and (23S)-3β-hydroxydammar-20,24-dien-21-oic acid 21,23-lacto...

journal_title：Journal of Asian natural products research

authors： Shi L,Tan DH,Yan TC,Jiang DH,Hou MX

更新日期：2018-02-01 00:00:00

abstract：:Two new apianen lactones, named as guanyeliaoine I (1) and guanyeliaoine II (2), have been isolated along with seven known compounds from Polygonum perforliatum L. (Chinese name "Guanyeliao", Berberidaceae). Their structures were deduced on the basis of spectral data and chemical methods. ...

journal_title：Journal of Asian natural products research

authors： Shen T,Jia ZJ,Zheng SZ

更新日期：2007-03-01 00:00:00

abstract：:Phytochemical investigation on the leaves of Rabdosia serra led to the isolation of two new abietane diterpenoids, raserranes A (1) and B (2), and four known phenylpropanoids (3-6). Their structures were determined by spectroscopic data. Compound 1 represented the rare examples of abietane diterpenoids featuring a 16-...

journal_title：Journal of Asian natural products research

authors： Liu GL,Xu W,Liu XJ,Yan XL,Chen J

更新日期：2020-01-01 00:00:00

abstract：:A new compound, named trollioside, together with nine known compounds, proglobeflowery acid, isoswertisin, isoswertiajaponin, cirsimaritin, veratric acid, vitexin, orientin, beta-sitosterol and daucosterol, were isolated from the ethanol extract of the dried flowers of Trollius chinensis Bunge. The isolation and struc...

journal_title：Journal of Asian natural products research

authors： Wang RF,Yang XW,Ma CM,Liu HY,Shang MY,Zhang QY,Cai SQ,Park JH

更新日期：2004-06-01 00:00:00

abstract：:A novel tetraterpenoid named methyl tortuoate C (1) has been isolated from the soft coral Sarcophyton tortuosum Tix.-Dur. The structure of 1 was determined on the basis of spectroscopic methods. ...

journal_title：Journal of Asian natural products research

authors： Lan WJ,Li HJ,Yan SJ,Su JY,Zeng LM

更新日期：2007-04-01 00:00:00

abstract：:Phytochemical study on the leaves of Rhodomyrtus tomentosa resulted in the isolation of fourteen compounds including a new acylphloroglucinol, named tomentosone C (1), and a new flavonol glycoside, namely myricetin-3,7,3'-trimethyl ether-5'-O-β-glucopyranoside (2). Their structures were characterized by spectral data ...

journal_title：Journal of Asian natural products research

authors： Liu HX,Tan HB,Qiu SX

更新日期：2016-06-01 00:00:00

abstract：:One novel ursolic acid derivative sabiracin 1 (11,25-epoxy-3β-hydroxy-urs-12-en-28-oic acid) was isolated from the leaves of Carissa carandas, together with five known compounds para hydroxy benzaldehyde (2), ursolic acid (3), carissin (4), 22α-hydroxyursolic acid (5) and β-sitosterol-3-O-β-D-glucopyranoside (6). Comp...

journal_title：Journal of Asian natural products research

authors： Bano Z,Begum S,Ali SS,Kiran Z,Siddiqui BS,Khawaja S,Ahmed A

更新日期：2020-07-10 00:00:00

abstract：:During the process of icogenin analog research, we obtained two cytotoxic steroids: compound 4 and compound 6 casually. Their in vitro antitumor activities were tested by the standard MTT assay. The results disclosed that compound 4 (IC50 = 3.65-6.90 μM) showed potential antitumor activities against HELA, KB cell line...

journal_title：Journal of Asian natural products research

authors： Guan YY,Li SZ,Lei PS

更新日期：2017-05-01 00:00:00

abstract：:Two new quinochalcone glycosides, hydroxysafflor yellow A-4'-O-β-D-glucopyranoside (1) and 3'-hydroxyhydroxysafflor yellow A (2), were isolated from the safflower yellow pigments of Carthamus tinctorius. The structures of new compounds were elucidated by a detailed spectroscopic analysis (UV, IR, HR-ESI-MS, 1D and 2D ...

journal_title：Journal of Asian natural products research

authors： Zhang H,Duan CP,Luo X,Feng ZM,Yang YN,Zhang X,Jiang JS,Zhang PC

更新日期：2020-12-01 00:00:00

abstract：:By various chromatographic methods, one new phenylpropanoid, acanthopanic acid (1), and three known compounds, 1,2-O-dicaffeoylcyclopenta-3-ol (2), (4S)-α-terpineol 8-O-β-D-glucopyranoside (3), and rutin (4), were isolated from the methanol extract of the Acanthopanax koreanum leaves. Their structures were elucidated ...

journal_title：Journal of Asian natural products research

authors： Nhiem NX,Kim KC,Kim AD,Hyun JW,Kang HK,Van Kiem P,Van Minh C,Thu VK,Tai BH,Kim JA,Kim YH

更新日期：2011-01-01 00:00:00

abstract：:Four new diterpenoids named 1-epi-9-hydroxydepressin (1), 1-epi-8-hydroxydepressin (2), 2,13,9-trihydroxy-labda-8(17),12(E),14-triene (3) and tagalsin I (4) were isolated from Euphorbia rapulum. The structures of these compounds were elucidated by means of various spectroscopic methods. All the isolated compounds were...

journal_title：Journal of Asian natural products research

authors： Liu XX,Shang L,Huang C,Feng XS,Li W,Sha Y,Huang J,Wang JH

更新日期：2016-09-01 00:00:00

abstract：:Potassium 2-(1-hydroxypentyl)-benzoate (dl-PHPB) is a prodrug of 3-n-butylphthalide (dl-NBP) for treatment of cerebral ischemic stroke in China, which undergoes lactonization to form dl-NBP in plasma. And, the phase II-III clinical trial of dl-PHPB has been approved by China Food and Drug Administration (CFDA) in 2013...

journal_title：Journal of Asian natural products research

authors： Li J,Wang XL,Wang AP,Xu SF,Jin HT

更新日期：2017-04-01 00:00:00

abstract：:Two new diterpenes and ent-15alpha-hydroxykaur-16-en-19-oic acid 11,12-acetonide (3), together with 23 known compounds were isolated from the dried aerial parts of Nouelia insignis Franch. The structures of new compounds were determined to be ent-14beta,15alpha-dihydroxykaur-16-en-19-oic acid (1), ent-14beta-hydroxy-1...

journal_title：Journal of Asian natural products research

authors： Hu XY,Luo YG,Chen XZ,Zhou L,Zhang GL

更新日期：2008-01-01 00:00:00

abstract：:Two new abietane diterpene glycosides, wilfordosides A (1) and B (2), were isolated from the roots of Tripterygium wilfordii. The structures of compounds 1 and 2 were established using spectroscopic methods including extensive 1D and 2D NMR analysis, in combination with chemical reactions. ...

journal_title：Journal of Asian natural products research

authors： Li HM,Wan DW,Li RT

更新日期：2015-01-01 00:00:00

abstract：:Three new xanthones, 1,3-dihydroxy-2,5,6,7-tetramethoxyxanthone (1), 3-hydroxy-1,2,5,6,7-pentamethoxyxanthone (2), and 3,8-dihydroxy-1,2,6-trimethoxyxanthone (3), together with two known compounds were isolated from the roots of Polygala japonica Houtt. Their structures were determined on the basis of spectroscopic da...

journal_title：Journal of Asian natural products research

authors： Xue QC,Li CJ,Zuo L,Yang JZ,Zhang DM

更新日期：2009-01-01 00:00:00