Two diketopiperazines from marine fungus Gliocladium sp. YUP08.

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：:A new oleanane type triterpene characterized as 3α, 24-diacetoxy-12-oleanene (1) together with known compounds 2-10, were isolated from Annona mucosa leaf extracts. Their structural elucidation was accomplished using physical and spectroscopic methods. The compounds showed weak to moderate insecticidal activities agai...

journal_title：Journal of Asian natural products research

authors： Makenzi AM,Manguro LOA,Owuor PO

更新日期：2020-09-15 00:00:00

abstract：:A new ester, 2-(4'-hydroxyphenyl)ethyl dotriacontanoate (1), and a new inseparable mixture of octacosan-1,28-dioldiferulate and triacontan-1,30-dioldiferulate (2) were isolated from the stem barks of Stereospermum acuminatissimum, along with 24 known compounds including 4 triterpenoids, 11 anthraquinones, 2 lignans, 3...

journal_title：Journal of Asian natural products research

authors： Sob SV,Wabo HK,Tang CP,Tane P,Ngadjui BT,Ye Y

更新日期：2011-12-01 00:00:00

abstract：:Biotransformation of podophyllotoxin (PT) by several microbial species has been investigated. Among the fungi tested, it was found that Penicillium strains can isomerize PT to picropodophyllin (PPT) in 8% yield and other strains also transform the substrate into the same product but with lower yield. ...

journal_title：Journal of Asian natural products research

authors： Guo HZ,Guo DA,Fei XY,Cui YJ,Zheng JH

更新日期：1998-01-01 00:00:00

abstract：:A new p-coumaroylated santalane-type sesquiterpenoid, 8-p-coumaroyl-α-santalene (1), a new p-coumaroylated oplopanane-type sesquiterpenoid, 8-β-p-coumaroyl-oplopanone (2), and three known p-coumaroylated humulene-type sesquiterpenoids (3-5) were isolated from the ethanol extract of the whole herbs of Pilea cavaleriei....

journal_title：Journal of Asian natural products research

authors： Ren HC,Zhang J,Liang H

更新日期：2018-02-01 00:00:00

abstract：:Mucor spinosus has been employed for the biotransformation of cinobufagin (1) to afford three metabolites. On the basis of their physico-chemical data, the structures of the transformation products have been characterized as 1beta-hydroxy-cinobufagin (2), 12beta-hydroxy-cinobufagin (3) and 1beta,12beta-dihydroxy-cinob...

journal_title：Journal of Asian natural products research

authors： Zhang W,Ye M,Qu GQ,Wu WY,Chen YJ,Guo DA

更新日期：2005-06-01 00:00:00

abstract：:Three new ursane-type triterpenoids, 2α,3β-dihydroxy-11α,12α-epoxy-urs-28,13β-olide (1), 2α,3β,24-trihydroxy-11α,12α-epoxy-urs-28,13β-olide (2), and 2α,3α,24-trihydroxy-11,20(30)-dien-urs-28,13β-olide (6), together with six known ursane-type triterpenoids (3-5, 7-9), were isolated from the EtOAc extract of the aerial ...

journal_title：Journal of Asian natural products research

authors： Jiao K,Li HY,Zhang P,Pi HF,Ruan HL,Wu JZ

更新日期：2013-09-01 00:00:00

abstract：:Two new lignans named spicatolignan A (1) and spicatolignan B (2) have been isolated from the whole herbs of Mentha spicata L. ...

journal_title：Journal of Asian natural products research

authors： Zheng J,Chen GT,Gao HY,Wu B,Wu LJ

更新日期：2007-04-01 00:00:00

abstract：:A series of aromatic or long-chain chrysin derivatives (1-10) were synthesized by esterification of chrysin and acyl chloride. The chemical structures of these compounds were determined by mass spectrum (MS), 1H NMR, and 13C NMR spectra. Though aromatic chrysin derivatives (1-9) with a rigid structure were hard to dis...

journal_title：Journal of Asian natural products research

authors： Chen N,Wang R,Lu LJ,Yan LJ,Bai LL,Fu Y,Wang Y,Peng DQ,Chen X,Wang CH,Li J,Zhao K

更新日期：2020-05-01 00:00:00

abstract：:Our goals were to examine the dual-directional regulation effects of resveratrol (1) in vitro by using MCF-7 cells (estradiol receptor-positive cells), study its mechanism of action, and give a systematical analysis of the regulatory networks of each related factor. An MTT test and growth curve showed that the prolife...

journal_title：Journal of Asian natural products research

authors： Wang YZ,Cao B,Li SX,Zang ZH,Zhang JZ,Chen H

更新日期：2009-01-01 00:00:00

abstract：:Pseudolaric acid-B (PLAB), a diterpene acid, was isolated from the root and trunk barks of Pseudolarix kaempferi. It showed antifungal and anti-fertility effects as well as cytotoxic activities in previous studies. The present study investigates cytotoxic activity on cultured human cancer cells, inhibition on the grow...

journal_title：Journal of Asian natural products research

authors： Liu B,Chen H,Lei ZY,Yu PF,Xiong B

更新日期：2006-04-01 00:00:00

abstract：:Three new sesquiterpenoids (1-3), along with four known compounds (4-7), were isolated from cultures of the fungus Conocybe siliginea. The structures of new compounds were elucidated using spectroscopic methods. The known compounds were identified by comparing their spectroscopic data with those reported in the litera...

journal_title：Journal of Asian natural products research

authors： Yang XY,Li ZH,Dong ZJ,Feng T,Liu JK

更新日期：2015-01-01 00:00:00

abstract：:Two new phthalates bis(2-ethylundecyl)phthalate and bis(2-ethyltridecyl)phthalate have been isolated from the chloroform-soluble portion of the whole plant of Nepeta clarkei along with one known compound β-amyrin. The structures of the two new compounds and β-amyrin were assigned on the basis of their ¹H and ¹³C NMR s...

journal_title：Journal of Asian natural products research

authors： Hussain J,Rehman NU,Hussain H,Ali L,Al-Harrasi A

更新日期：2012-01-01 00:00:00

abstract：:3,7-Dimethyl-7-hydroxy-2-octen-1,6-olide and 3,7-dimethyl-2,6-octadien-1,6-olide, the natural bioactive compounds isolated from the fruit of Litsea cubeba and the liverwort Plagiochila rutilans, were totally synthesized using easily available cis-geraniol as raw material in short, convenient, and low-cost, five-step r...

journal_title：Journal of Asian natural products research

authors： Dong HB,Yang MY,Jiang JZ,Wang MA

更新日期：2013-01-01 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：: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：:Two new polyketides, 3,11-dihydroxy-6,8-dimethyldodecanoic acid (1) and trichopyrone B (2), together with two known polyketides, sorbicillin (3) and penicillone A (4), have been isolated from the cultures broth of the fungus Penicillium decumbens. Their structures were elucidated by extensive spectroscopic analysis. A...

journal_title：Journal of Asian natural products research

authors： Lin S,Wu YZ,Chen KY,Ye J,Yang XW,Zhang WD

更新日期：2018-05-01 00:00:00

abstract：:Two new selaginellin derivatives selaginellin P (1) and selaginellin Q (2) were isolated from Selaginella tamariscina. The structures of 1 and 2 were established as 2,4'-dihydroxy-4-methyl-3-[(4-hydroxyphenyl)ethynyl]biphene (1) and 2,4'-dihydroxy-3-[(4-hydroxyphenyl)ethynyl]biphene (2) on the basis of spectroscopic m...

journal_title：Journal of Asian natural products research

authors： Xu KP,Li J,Zhu GZ,He XA,Li FS,Zou ZX,Tan LH,Cheng F,Tan GS

更新日期：2015-01-01 00:00:00

abstract：:Methyl tortuoate D (1), together with five other known related bis-cembranoids, was isolated from Hainan soft coral Sarcophyton tortuosum. The structure of methyl tortuoate D (1a), firstly isolated and reported by Li et al. from the title organism, was corrected as 1 by an extensive analysis of its one-dimensional and...

journal_title：Journal of Asian natural products research

authors： Li YF,He LL,Liu HL,Liang LF,Zhang HB,Guo YW

更新日期：2013-01-01 00:00:00

abstract：:One new naturally occurring 7-membered 2,5-dioxopiperazine alkaloid named (+)-cyclopenol (1), along with nine known compounds including viridicatol (2), 3-(dimethylaminomethyl)-1-(1,1-dimethyl-2-propenyl)indole (3), anacine (4), aurantiomide C (5), viridicatin (6), 3-O-methylviridicatin (7), verrucosidin (8), ergoster...

journal_title：Journal of Asian natural products research

authors： Li J,Wang J,Jiang CS,Li G,Guo YW

更新日期：2014-01-01 00:00:00

abstract：:A new chiro-inositol ester, 4-hydroxyphenylacetyl-3-d-chiro-inositol ester (1), was isolated from the whole plants of Prenanthes macrophylla Franch., along with 10 known compounds, 4-hydroxyphenylacetic acid (2), trans-ethyl caffeate (3), cis-ethyl caffeate (4), protocatechualdehyde (5), luteolin (6), luteolin-7-O-β-d...

journal_title：Journal of Asian natural products research

authors： Zhang YH,Chen YS,Lin XY,Chen SW,Li P,Zhong LJ

更新日期：2012-01-01 00:00:00

abstract：:Vernonia travancorica Hook. f. is a taxon, endemic to the evergreen forests of Western Ghats (above 1000 m), India. From the aqueous EtOH extract of the air-dried corymbose inflorescence a novel secondary metabolite, 3-O-beta-[beta-(6'''-acetyl)-D-glucopyranosyl(1-->2)]-D-glucopyranosyl kaempferol (1), has been isolat...

journal_title：Journal of Asian natural products research

authors： Seetharaman TR,Petrus AJ

更新日期：2004-12-01 00:00:00

abstract：:Three new alkaloids namely 8-(4-hydroxyphenyl)-6-methoxy-3,4-dihydroisoquinolin-1(2H)-one (1), 4-aminonigellidine (2), and N-[(4-hydroxy-2-isopropyl-5-methyl)]phenylurea (3), along with six known ones (4-9), were isolated from the seeds of Nigella glandulifera. The structures of 1-3 were determined through spectroscop...

journal_title：Journal of Asian natural products research

authors： Guo WH,Li XM,Huang SS,Yang MH,Kong LY

更新日期：2017-01-01 00:00:00

abstract：:Two new dammarane-type triterpene saponins were isolated from the red American ginseng. The new saponins were named as pseudoginsenoside G(1) and pseudoginsenoside G(2). Their structures were elucidated by the combined analysis of NMR and mass spectrometry as 3-O-[β-d-glucopyranosyl-(1 → 2)-β-d-glucopyranosyl]-dammar-...

journal_title：Journal of Asian natural products research

authors： Liu JP,Lu D,Li PY

更新日期：2011-03-01 00:00:00

abstract：:Our current marine natural product program investigated the second metabolites of an actinomycete Streptomyces cavourensis YY01-17 originating from the Antarctic ecological niche to discover potential antitumor chemical entities. Two new compounds, along with a known compound, were isolated from the ethyl acetate extr...

journal_title：Journal of Asian natural products research

authors： Su SS,Tian L,Chen G,Li ZQ,Xu WF,Pei YH

更新日期：2013-01-01 00:00:00

abstract：:Three new polyoxypregnane glycosides, tenacigenosides F-H (1-3), were isolated from the stems of Marsdenia tenacissima. The structures of these new compounds were elucidated from 1D and 2D NMR spectra, as well as from HR-MS and acid hydrolysis. ...

journal_title：Journal of Asian natural products research

authors： Wang XL,Peng SL,Ding LS

更新日期：2010-08-01 00:00:00

abstract：:A new flavonoid glycoside, 5,7-dihydroxy-4'-methoxyflavone-7-O-[6-O-(4-O-acetyl-alpha-L-rhamnosyl)-3-O-beta-D-glucosyl]-6-O-acetyl-beta-D-glucoside and three known flavonoid glycosides, 5,7-dihydroxy-4-methoxyflavone-7-0-[6-0-(4-0-acetyl-alpha-L-rhamnosyl)]-beta-D-glucoside, 3,5,7, 4'-tetrahydroxyflavonol-3-O-beta-D-g...

journal_title：Journal of Asian natural products research

authors： Yu SC,Wu QL,Wang LW,Yang JS,Xiao PG

更新日期：1999-01-01 00:00:00

abstract：:Three new decenynol glucosides were isolated from the aerial parts of Artemisia scoparia. Their structures were determined to be 6E,8Z-decadien-4-yn-ol 1-O-β-d-glucopyranoside, 6E,8E-decadien-4-yn-ol 1-O-β-d-glucopyranoside, and 6E-decen-4-yn-ol 1-O-β-d-glucopyranoside based on extensive spectroscopic (NMR and MS) ana...

journal_title：Journal of Asian natural products research

authors： Cho JY,Park KH,Hwang DY,Lee SY,Moon JH,Ju Lee Y,Park KD,Ham KS

更新日期：2020-09-01 00:00:00

abstract：:Two new lignans named neourticol A (1) and neourticol B (2), together with seven known compounds (3-9), were isolated from Urticae Fissae Herba, a folk medicine for rheumatism arthritis in China. The active evaluation results showed that 1 and 2 possessed the potent anti-complement and anti-inflammatory activities. ...

journal_title：Journal of Asian natural products research

authors： Wang MY,Zhang Y,Zhang H,Feng XR,Li XB

更新日期：2019-06-01 00:00:00

abstract：:One pair of new amides enantiomers (1a and 1b) and two known amides were isolated from the rhizomes of Polygonum cuspidatum. Their structures were established using UV, IR, HRESIMS, and NMR data. Notably, compound 1 possesses unique C-C connection between feruloyltyramine and resveratrol. Their absolute configurations...

journal_title：Journal of Asian natural products research

authors： Zhang X,Liu F,Feng ZM,Jiang JS,Yang YN,Zhang PC

更新日期：2021-01-18 00:00:00