Annonaceous acetogenins of the seeds from Annona muricata.

abstract：:One new flavone, 5,7-dihydroxy-8,2',3',6'-tetramethoxyflavone (1), and one new flavonol, 5,7,6'-trihydroxy-2'-methoxyflavonol (2), were isolated from the roots of Scutellaria baicalensis, and their structures were elucidated on the basis of extensive spectroscopic evidences, especially 1D and 2D NMR and HR-ESI-MS expe...

journal_title：Journal of Asian natural products research

authors： Long HL,Xu GY,Deng AJ,Li ZH,Ma L,Lu Y,Zhang ZH,Wu F,Qin HL

更新日期：2015-01-01 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：: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 novel oxybis cresol compound named verticilatin (1), together with two known compounds, 5-methylresorcinol (2) and 2,4-dihydroxy-3,6-dimethylbenzaldehyde (3), was isolated from cultures of the insect pathogenic fungi Paecilomyces verticillatus. The structures of compounds were determined by extensive spectroscopic a...

journal_title：Journal of Asian natural products research

authors： Wei PY,Li L,Yang CG,Luo DQ,Zheng ZH,Lu XH,Shi BZ

更新日期：2014-12-01 00:00:00

abstract：:The Amaranthaceae plant, Pfaffia glomerata, which is so-called as Brazil ginseng, is widely distributed in South American countries. Three new noroleanane-type triterpenes and four known oleanane-type triterpenes were isolated from the roots of P. glomerata. Their structures were determined by spectroscopic methods in...

journal_title：Journal of Asian natural products research

authors： Han YZ,Zhou Y,Zhang ZT,Niu SY,Liu XH,Jia XY

更新日期：2018-05-01 00:00:00

abstract：:The rhizome of Acorus tatarinowii is a well-known traditional Chinese medicine. Our extensive investigation on this plant material afforded two new compounds, including a cadinane-type sesquiterpenoid and a pyrazine derivative, along with seven known compounds. The structures of the new compounds, tatarinowin B and ta...

journal_title：Journal of Asian natural products research

authors： Tong XG,Qiu B,Luo GF,Zhang XF,Cheng YX

更新日期：2010-06-01 00:00:00

abstract：:Investigation of the constituents from the stem barks of Garcinia multiflora has yielded two new compounds, multiflorabiphenyl A (1) and 24-p-E-coumaroyl-tetracosanyl (E)-ferulate (2), along with 10 known compounds, friedelin (3), friedelan-3β-ol (4), α,β-amyrin (5), rheediachromenoxanthone (6), 1,7-dihydroxyxanthone ...

journal_title：Journal of Asian natural products research

authors： Jing WY,Jiang C,Ji F,Hua HM,Li ZL

更新日期：2013-11-01 00:00:00

abstract：:The structure of a new cycloartane glycoside isolated from the whole herbs of Comptosorus sibiricus Rupr. has been established, by chemical and spectroscopic methods (IR, 1D and 2D NMR, HRMS, ESI-MS), as 3beta,7beta,24beta,25,30-pentahydroxycycloartane 24-O-beta-D-glucopyranoside (1). ...

journal_title：Journal of Asian natural products research

authors： Li N,Li X,Ma ZJ,Wang JH

更新日期：2005-04-01 00:00:00

abstract：:In this paper, the structure-activity relationships of chemically modified uronic acid polymer fragments from brown algae with regard to their antioxidant effects on H2O2-damaged lymphocyte were studied. The results indicated that the most potent antioxidant activity was obtained from the sulfated polysaccharide with ...

journal_title：Journal of Asian natural products research

authors： Hu JF,Gen MY,Zhang JT,Jiang HD

更新日期：2001-01-01 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：: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 xanthone O-glycosides, polyhongkongenosides A (1) and B (2), together with four known xanthone glycosides, were isolated from the herbs of Polygala hongkongensis Hemsl. Their structures were elucidated on the basis of UV, IR, NMR, and MS spectral data. The antioxidant in vitro activities of 1-6 were determined...

journal_title：Journal of Asian natural products research

authors： Wu JF,Chen SB,Gao JC,Song HL,Wu LJ,Chen SL,Tu PF

更新日期：2008-07-01 00:00:00

abstract：:A new prenylated coumarin (1) and a new anthranilamide derivative (2) were isolated from the aerial parts of Evodia lepta. Compound 2 represents the first anthranilamide derivative from the Evodia genus. Their structures were elucidated by spectroscopic data analysis (MS, UV, IR, and NMR). Compound 1 exhibited certain...

journal_title：Journal of Asian natural products research

authors： Xie XL,Ye GH,Xue JJ,Su T,Tang GH,Li W,Yin S

更新日期：2020-05-01 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 dimeric stilbene, named shegansu B (1) was isolated from the ethanolic extract of the roots of Belamtantida chinensis (L.) DC., along with the known compounds isorhapontigenin, resveratol, p-hydroxybenzoic acid, iridin, tectoridin, tectorigenin and daucosterol. The structures were elucidated by means of spectros...

journal_title：Journal of Asian natural products research

authors： Zhou LX,Lin M

更新日期：2000-01-01 00:00:00

abstract：:A new periplogenin cardenolide, periplogulcoside (1), together with three known cardenolides, was isolated from the seeds of Antiaris toxicaria. The structure of the new compound was characterized as periplogenin-3-O-β-D-glucopyranosyl-(1 → 4)-β-D-glucopyranoside (1) by spectroscopic methods including 1D and 2D NMR, H...

journal_title：Journal of Asian natural products research

authors： Wu XL,Wu YL,Li HG,Liu HT,Fu XY,Cui RQ,Wang JH,Liu C,Chen J

更新日期：2014-01-01 00:00:00

abstract：:Dehydrozingerone analogs and related compounds were screened as potential antitumor promoters by using the in vitro short-term 12-O-tetradecanoylphorbol-13-acetate (TPA)-induced Epstein-Barr virus early antigen activation assay. Among the 40 synthesized compounds, the prenylated analogs 16 and 34-36 showed the most si...

journal_title：Journal of Asian natural products research

authors： Tatsuzaki J,Nakagawa-Goto K,Tokuda H,Lee KH

更新日期：2010-03-01 00:00:00

abstract：:Phytochemical investigations of the whole plant of Stachys parviflora (Lamiaceae) resulted in the isolation of two new phenethyl alcohol glycosides. The structures of the new compounds named parviflorosides A and B were established as 2-(3,4-dihydroxyphenyl)-ethyl-O-alpha-L-rhamnopyranosyl-(1 --> 2)-4-O-E-caffeoyl-bet...

journal_title：Journal of Asian natural products research

authors： Ahmad VU,Arshad S,Bader S,Ahmed A,Iqbal S,Tareen RB

更新日期：2006-01-01 00:00:00

abstract：:Barlericin, the new neolignan diglycoside, has been isolated from the n-butanol soluble sub-fraction of Barleria acanthoides along with dehydrodiconiferyl alcohol 12-O-beta-D-glucopyranoside (2), reported for the first time from the genus Barleria. Their structures have been assigned on the basis of spectral studies. ...

journal_title：Journal of Asian natural products research

authors： Karim A,Noor AT,Malik A

更新日期：2010-08-01 00:00:00

abstract：:Four nitrogen-containing derivatives of ginkgolide B were synthesized to improve the physical-chemical properties and bioavailability of ginkgolide B. The reaction was accomplished with the nitrogen atom as neighboring group participating in the replacement reaction. All of the four compounds were proved to have excel...

journal_title：Journal of Asian natural products research

authors： Guo CJ,Ren Y,Qin YL,Zhang Q

更新日期：2008-09-01 00:00:00

abstract：:Paniculacin (1), a new coumarin derivative, has been isolated from the ethyl acetate soluble fraction of the ethanolic extract of Murraya paniculata along with umbelliferone, scopoletin, 4-hydroxybenzoic acid, trans-cinnamic acid, and β-sitosterol. Their structures were elucidated on the basis of spectral data. ...

journal_title：Journal of Asian natural products research

authors： Saeed S,Shah S,Mehmood R,Malik A

更新日期：2011-08-01 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：: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：:Two new sesquiterpenoids, 4,5-epoxy-13-methoxy-1(10)-germacren-12,6-olide and 4,5-epoxy-13-acetoxy-1(10)-germacren-12,6-olide, were isolated from the leaves of Magnolia grandiflora, together with six known compounds, 2alpha-hydroxy-dihydroparthenolide, parthenolide, costunolide, syringaresinol, (+) medioresinol and 6,...

journal_title：Journal of Asian natural products research

authors： Wu SH,Luo XD,Ma YB,Hao XJ,Zhou J,Wu DG

更新日期：2001-01-01 00:00:00

abstract：:Resveratrol (3,4',5-trihydroxy-trans-silbene), a natural phytoalexin found in grapes and other food products, has promising anti-inflammatory and anticancer effects. To observe the modulation of interleukin-8 (IL-8) production in human monocytic cells by resveratrol and explore its mechanism at the gene transcription ...

journal_title：Journal of Asian natural products research

authors： Shen F,Chen SJ,Dong XJ,Zhong H,Li YT,Cheng GF

更新日期：2003-06-01 00:00:00

abstract：:A rare type of phenolic compound, namely, planchol E (1), was isolated from the cones and seeds of Pinus yunnanensis together with 16 known abietane diterpenoids (2-17). The structure of planchol E was established on the basis of extensive spectroscopic analysis, and it was found that the new compound did not show cyt...

journal_title：Journal of Asian natural products research

authors： Lei T,Li Y,Li DM,Liu GM,Liu JK,Wang F

更新日期：2011-05-01 00:00:00

abstract：:Natural products are an important original source of many widely used drugs, including anti-cancer drugs. Early research efforts for seeking anti-cancer therapy from the natural products are mainly focused on the compounds with cytotoxicity capability. The good examples include vinblastine, vincristine, the camptothec...

journal_title：Journal of Asian natural products research

authors： Hua F,Shang S,Hu ZW

更新日期：2017-04-01 00:00:00

abstract：:A phytochemical investigation on the whole plant of Aconitum tanguticum (Ranunculaceae) resulted in the isolation and characterization of two new phenylpropanoid glycosides (1 and 2). Their structures were elucidated as 4-hydroxyphenethoxy-8-O-β-d-[6-O-(4-O-β-d-glucopyranosyl)-sinapoyl]-glucopyranoside (1) and 3,4-dim...

journal_title：Journal of Asian natural products research

authors： Li YR,Xu L,Li C,Wang ZM,Yang LX

更新日期：2014-01-01 00:00:00

abstract：:A series of piplartine derivatives were synthesized via Baylis-Hillman reaction and evaluated for anticancer and antibacterial activities. The cytotoxicity of these compounds was examined in two different human tumor cell lines, IMR-32 and HeLa. The antibacterial activity was examined in Staphylococcus aureus and Pseu...

journal_title：Journal of Asian natural products research

authors： Kumar JU,Shankaraiah G,Kumar RS,Pitke VV,Rao GT,Poornima B,Babu KS,Sreedhar AS

更新日期：2013-01-01 00:00:00

abstract：:Three new compounds named tanshinoic acid A (1), tanshinoic acid B (2), and tanshinoic acid C (3) were isolated from the rhizomes of Salvia miltiorrhiza, together with two known compounds methyl salvianolate A (4) and methyl salvianolate C (5). Their structures were determined on the basis of spectroscopic data (UV, I...

journal_title：Journal of Asian natural products research

authors： Gu QC,Yin ZK,Feng ZM,Jiang JS,Zhang X,Zhang PC,Yang YN

更新日期：2020-10-01 00:00:00