Diterpenoid glycosides and monoterpenoid glycosides from the fruits of Xanthium chinense.

abstract：:Two new C21 steroidal glycosides were isolated from Cynanchum wallichii Wight. Their structures were elucidated as caudatin-3-O-β-d-glucopyranosyl-(1 → 4)-β-d-oleandropyranosyl-(1 → 4)-β-d-cymaropyranosyl-(1 → 4)-β-d-digitoxopyranoside (1) and caudatin-3-O-β-d-glucopyranosyl-(1 → 4)-β-d-cymaropyranosyl-(1 → 4)-β-d-ole...

journal_title：Journal of Asian natural products research

authors： Wang D,Pan WH,Bao YR,Yang XX,Meng XS

更新日期：2014-01-01 00:00:00

abstract：:A new diarylheptanoid, along with five known diarylheptanoids, was isolated from the rhizomes of Alpinia officinarum (Zingiberaceae). The structure of the new compound was determined to be trans,trans-1(3'-methoxy-4'-hydroxyphenyl)-7-phenyl-5-ol-4,6-dien-3-heptanone on the basis of spectral and chemical evidence. ...

journal_title：Journal of Asian natural products research

authors： An N,Xu LZ,Zou ZM,Yang SL

更新日期：2006-10-01 00:00:00

abstract：:Three new iridoids, named artselaenin I, II and III, were isolated from the whole plants of Pedicularis artselaeri, along with 11 known compounds, 8-epiloganic acid, 7-deoxy-8-epiloganic acid, plantarenaloside, mussaenoside, lariciresinol-4-O-beta-D-glucoside, lariciresinol-4'-O-beta-D-glucoside, alaschaniosideA, cirt...

journal_title：Journal of Asian natural products research

authors： Su BN,Zhai JJ,Jia ZJ

更新日期：1998-01-01 00:00:00

abstract：:Epoxyeicosatrienoic acids (EETs) and their regulating enzyme soluble epoxide hydrolase (sEH) have been associated with ischemic stroke. Salvianolic acid A (SAA) is proved to display potent cerebroprotection. However, little information is available about the link between them. This study aimed to investigate whether S...

journal_title：Journal of Asian natural products research

authors： Wang SB,Pang XB,Zhao Y,Wang YH,Zhang L,Yang XY,Fang LH,Du GH

更新日期：2012-01-01 00:00:00

abstract：:The loss of glutamate transporter-1 (GLT-1) is associated with temporal lobe epilepsy (TLE). A recent study reported that Hsp90β interacted with GLT-1 and recruited it to 20S proteasome for degradation. Therefore, inhibiting Hsp90β may be a new strategy for treating epilepsy. So far, no studies have shown whether the ...

journal_title：Journal of Asian natural products research

authors： Peng YC,Wang S,Zhang Y,Huang LJ,Wang XL,Peng Y

更新日期：2019-09-01 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：:Microbial transformation of oleanolic acid (1) was carried out. Six transformed products (2-7) from 1 by Alternaria longipes and three transformed products (8-10) from 1 by Penicillium adametzi were isolated. Their structures were elucidated as 2α,3α,19α-trihydroxy-ursolic acid-28-O-β-d-glucopyranoside (2), 2α,3β,19α-...

journal_title：Journal of Asian natural products research

authors： Liu DL,Liu Y,Qiu F,Gao Y,Zhang JZ

更新日期：2011-02-01 00:00:00

abstract：:Two new neolignan glucosides named (7S, 8R)-4,7,9,9'-tetrahydroxy-3,3'-dimethoxyl-7'-oxo-8-4'-oxyneolignan-4-O-β-D-glucopyranoside and (7'S, 8'R, 8S)-4,4',9'-trihydroxy-3,3'-dimethoxy-7',9-epoxylignan-7-oxo-4-O-β-D-glucopyranosyl-4'-O-β-D-glucopyranoside, together with two small molecular peptides named 3-benzyl-6-(1-...

journal_title：Journal of Asian natural products research

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

更新日期：2012-01-01 00:00:00

abstract：:A new benzofuran-type lignan, vitrifol A (1), was isolated from the fruits of Vitex trifolia, along with three known compounds 2-4. Their structures were elucidated mainly on the basis of 1D, 2D NMR and MS spectral data. Compound 1 was first isolated as a dimer of dihydrobenzofuran-type lignan. ...

journal_title：Journal of Asian natural products research

authors： Gu Q,Zhang XM,Zhou J,Qiu SX,Chen JJ

更新日期：2008-05-01 00:00:00

abstract：:Two rarely phenolic acid-substituted alloses (1, 2) and one new glucoside (3), as well as nine known compounds (4-12) were isolated from rhizomes of Cibotium barometz (L.) J. Sm. Structures of 1-3 were established by extensively spectroscopic analyses (NMR, MS, etc.) and acid hydrolysis. All compounds were evaluated f...

journal_title：Journal of Asian natural products research

authors： Li L,Xie MP,Sun H,Lu AQ,Zhang B,Zhang D,Wang SJ

更新日期：2019-10-01 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：:Corchorusin-D (COR-D), isolated from Corchorus acutangulus, was reported to induce apoptosis in leukemic cells. However, no studies concerning its activity on melanoma cells have been reported. We have evaluated its in vitro anti-cancer activity on melanoma cells (B16F10, SK-MEL-28, and A375). The results demonstrate ...

journal_title：Journal of Asian natural products research

authors： Mallick S,Pal BC,Kumar D,Chatterjee N,Das S,Saha KD

更新日期：2013-11-01 00:00:00

abstract：:Two new C-glucosyl flavonoids 6''-O-feruloylspinosin and 6''-O-feruloyl-6'''-p-hydroxybenzoylspinosin, together with five known compounds, were isolated from the seeds of Ziziphus jujube (Rhamnaceae family). Their structures were elucidated on the basis of chemical and spectroscopic evidences. Compounds 1-7 showed mod...

journal_title：Journal of Asian natural products research

authors： Fu Q,Ma Y,Chen J,Yuan HM,Zheng YZ

更新日期：2017-05-01 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

abstract：:Two new sesquiterpene derivatives, (+)-8β-hydroxy-longicamphenylone (1) and 11β-hydroxy-13-isopropyl-dihydrodehydrocostus lactone (2), were isolated from Chinese eaglewood. Their structures were elucidated on the basis of spectroscopic analyses including HR-ESI-MS, (1)H and (13)C NMR, DEPT, (1)H-(1)H COSY, HSQC, HMBC,...

journal_title：Journal of Asian natural products research

authors： Yang L,Qiao LR,Zhang JJ,Dai JG,Guo SX

更新日期：2012-01-01 00:00:00

abstract：:A phytochemical study on the seeds of Cassia obtusifolia was carried out, which finally led to obtain two naphthalenes (1 and 2), two naphthopyrans (3 and 4) and twelve anthraquinones (5-16). The structures of all compounds were established mainly by NMR and MS experiments as well as the necessary chemical evidence. A...

journal_title：Journal of Asian natural products research

authors： Pang X,Li NN,Yu HS,Kang LP,Yu HY,Song XB,Fan GW,Han LF

更新日期：2019-10-01 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：:Enterovirus 71 (EV71) is the major causative agent of hand foot and mouth disease. And EV71 causes epidemics worldwide, particularly in the Asia-Pacific region. Unfortunately, currently there is no approved vaccine or antiviral drug for EV71-induced disease prevention and therapy. In screening for anti-EV71 candidates...

journal_title：Journal of Asian natural products research

authors： Wang HQ,Meng S,Li ZR,Peng ZG,Han YX,Guo SS,Cui XL,Li YH,Jiang JD

更新日期：2013-01-01 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：:Three new flavonol glycosides, kaempferol-3-O-(6-trans-caffeoyl)-beta-D-glucopyranosyl-(1 --> 2)-beta-D-glucopyranoside (1), kaempferol-3-O-(6-trans-caffeoyl)-beta-D-glucopyranosyl-(1 --> 2)-beta-D-glucopyranoside-7-O-beta-D-glucopyranoside (2), and kaempferol-3-O-(6-trans-p-coumaroyl)-beta-D-glucopyranosyl-(1 --> 2)-...

journal_title：Journal of Asian natural products research

authors： Li N,Li X,Meng DL,Guo YQ,Wang JH

更新日期：2006-01-01 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：:From the roots of Securidaca inappendiculata, one new sterol glycoside securisteroside (1) has been isolated, along with two known sterols, spinasterol (2) and 3-O-beta-D-glucopyranosyl-spinasterol (3). The new sterol was characterized by chemical and spectrometric methods, including EIMS, FABMS and one- and two-dimen...

journal_title：Journal of Asian natural products research

authors： Zhang LJ,Yang XD,Xu LZ,Zou ZM,Yang SL

更新日期：2005-08-01 00:00:00

abstract：:In the title study, the synthesis of the vital intermediate C-nor-aconanone (3) from 4 was completed through 11 steps, mainly including semipinacol rearrangement, formation of the imines by the treatment of 10 or 20 with NBS, the cleavage of N-C19 bonds in 11 or 21 by treatment with m-CPBA and subsequently with LTA, a...

journal_title：Journal of Asian natural products research

authors： Shen XL,Chen QH,Wang FP

更新日期：2009-01-01 00:00:00

abstract：:A new angular dihydropyrancoumarin named wulongensin A, along with five known coumarins, (-)-anomalin, umbelliferone, (-)-smyrinol, 3'(S),4'(S)-disenecioyloxy-3',4'-dihydroseselin, (+)-trans-khellactone, was isolated from the root of Peucedanum wulongense. The structure of wulongensin A was established as 3'(R)-angelo...

journal_title：Journal of Asian natural products research

authors： Kong LY,Zhi F

更新日期：2003-09-01 00:00:00

abstract：:Two new meroterpenes, guignardone D (1) and guignardone E (2), were isolated from endophytic fungus A1 of Scyphiphora hydrophyllacea Gaertn. F. Their structures were established based on spectroscopic methods including 1D and 2D NMR (HMQC, (1)H-(1)H COSY, HMBC, and ROESY). ...

journal_title：Journal of Asian natural products research

authors： Zheng B,Zeng YB,Dai HF,Zuo WJ,Guo ZK,Yang T,Zhong HM,Mei WL

更新日期：2012-01-01 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：:Marine sponges are currently one of the richest sources of anticancer active compounds found in the marine ecosystems. More than 5300 different known metabolites are from sponges and their associated microorganisms. To survive in the complicated marine environment, most of the sponge species have evolved chemical mean...

journal_title：Journal of Asian natural products research

authors： Ye J,Zhou F,Al-Kareef AM,Wang H

更新日期：2015-01-01 00:00:00

abstract：:Four new compounds, uvamalols A-C and uvarimacrophin A, have been isolated from the roots of Uvaria macrophylla. Their structures have been elucidated by spectroscopic methods. The relative configurations of uvamalols A-C have been established by NOE experiments, and the relative stereochemistry of uvarimacrophin A in...

journal_title：Journal of Asian natural products research

authors： Wang S,Zhang PC,Chen RY,Dai SJ,Yu SS,Yu DQ

更新日期：2005-10-01 00:00:00

abstract：:Four spiroalkaloids, including a new compound shensongine A (1), were isolated from the anti-arrhythmic TCM formula Shensong Yangxin capsule. Their structures were determined on the basis of spectroscopic analysis. Compounds 1 and 3 displayed cardiovascular activities by shortened APD in rat myocardial cells. These co...

journal_title：Journal of Asian natural products research

authors： Ding B,Dai Y,Hou YL,Yao XS

更新日期：2015-05-01 00:00:00

abstract：:Anemarchalconyn (1) and anemarcoumarin A (2), the natural bioactive compounds isolated from the rhizomes of Anemarrhena asphodeloides Bunge (Liliaceae), were first totally synthesized using easily available materials in short, convenient routes with overall yields of 32 and 48%. ...

journal_title：Journal of Asian natural products research

authors： Zhang JX,Li ZY,Wang YC,Ma WB,Hou M,Cao SH,Tang KH,Dong HB

更新日期：2017-09-01 00:00:00