Phytochemistry and insecticidal activity of Annona mucosa leaf extracts against Sitophilus zeamais and Prostephanus truncatus.

abstract：:A novel alkaloid, hupcrispatine (1), has been isolated from the unique Chinese species Huperzia crispate Ching. The structure of hupcrispatine has been elucidated as 9-amino-6-methyl-3-quinolone on the basis of spectral evidence. ...

journal_title：Journal of Asian natural products research

authors： Pei G,He GX,Du FL,Jiang DS

更新日期：2008-09-01 00:00:00

abstract：:A new diterpenoid alkaloid, racemulotine (1), was isolated from the whole plants of Aconitum racemulosum Franch var. pengzhouense, and its structure was elucidated by 1D- and 2D-NMR spectra. ...

journal_title：Journal of Asian natural products research

authors： Peng CS,Jian XX,Wang FP

更新日期：2001-01-01 00:00:00

abstract：:A new denitroaristolochic acid, demethylaristofolin C (1), together with six known alkaloids, crebanine N-oxide (2), (-)-sukhodianine-β-N-oxide (3), palmatine (4), corydalmine (5), dehydrocorydalmine (6), and corynoxidine (7), was isolated from the tubers of Stephania succifera. The structure of demethylaristofolin C ...

journal_title：Journal of Asian natural products research

authors： Yang DL,Mei WL,Zeng YB,Guo ZK,Wei DJ,Liu SB,Wang QH,Dai HF

更新日期：2013-01-01 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：:From the EtOH extract of the flowers of Camellia nitidissima Chi, a new acylated flavonoid glycoside, quercetin 7-O-(6"-O-E-caffeoyl)-β-D-glucopyranoside (1), has been isolated, together with three known flavonoids: quercetin (2), quercetin 3-O-β-D-glucopyranoside (3), and quercetin 7-O-β-D-glucopyranoside (4). Their ...

journal_title：Journal of Asian natural products research

authors： Peng X,Yu DY,Feng BM,Wang YQ,Shi LY

更新日期：2012-01-01 00:00:00

abstract：:Six new sesquiterpenes, 10-hydroxy-epiaplysin (1), 10-hydroxy-aplysin (2), 10-hydroxy-debromoepiaplysin (3), aplysin-9-ene (4), epiaplysinol (5) and debromoepiaplysinol (6), together with 13 known compounds (7-19), have been isolated from the red alga Laurencia tristicha. The structures of 1-6 were determined by spect...

journal_title：Journal of Asian natural products research

authors： Sun J,Shi DY,Li S,Wang SJ,Han LJ,Fan X,Yang YC,Shi JG

更新日期：2007-09-01 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：:Two new metabolites, pyrenocine J (1) and pyrenochaetic acid D (2), together with two known metabolites, pyrenocine A (3) and pyrenochaetic acid A (4), were isolated from a soil fungus, Curvularia affinis strain HS-FG-196. Their structures were established by extensive spectroscopic analysis. Compound 1 showed cytotox...

journal_title：Journal of Asian natural products research

authors： Zhang H,Mao LL,Qian PT,Shan WG,Wang JD,Bai H

更新日期：2012-01-01 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 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 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：:Pharmacologically motivated natural product investigations have yielded a large variety of structurally unique lead compounds with interesting biomedical properties, but the natural roles of these molecules often remain unknown. In the present investigation, a series of benzyl substituted-flavone derivatives have been...

journal_title：Journal of Asian natural products research

authors： Kumar GS,Tiwari AK,Rao VR,Prasad KR,Ali AZ,Babu KS

更新日期：2010-11-01 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：: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：:Two new cycloartane glycosides were isolated from the aerial parts of Thalictrum fortunei (Ranunculaceae). The chemical structures of these compounds were elucidated as 3-O-β-D-glucopyranosyl (1 → 4)-β-d-fucopyranosyl-(22S,24Z)-cycloart-24-en-3β,22,26,30-tetraol 26-O-β-D-glucopyranoside and 3-O-β-D-glucopyranosyl (1 →...

journal_title：Journal of Asian natural products research

authors： Zhang XT,Ma SW,Jiao HY,Zhang QW

更新日期：2012-01-01 00:00:00

abstract：:Two new ent-kaurane diterpenoid dimers, fritillebinide D (1) and fritillebinide E (2), were isolated from bulbs of Fritillaria ebeiensis G.D. Yu et G.Q. Ji. Their structures have been determined to be ent-3beta-acetoxy-kauran-16beta, 17-acetal ent-3beta-acetoxy-16beta-kauran-17(R)-aldehyde (1) and ent-3beta-acetoxy-ka...

journal_title：Journal of Asian natural products research

authors： Ruan HL,Zhang YH,Wu JZ,Sun HD,Fujita T

更新日期：2002-12-01 00:00:00

abstract：:One kinds of glycolipid (SBI) have been isolated from the marine brown alga Sargassum hemiphyllum (Turn.) Ag. The structures of SBI have been determined as the sodium salt of 1-0-acyl-3-0-(6'-sulfo-alpha-D-quinovopyrannosyl) glycerol (acyl: tetradecanoyl, pentadecanoyl, 11-hexadecenoyl, hexadecanoyl, 10,13-octadecadie...

journal_title：Journal of Asian natural products research

authors： Cui Z,Li YS,Liu HB,Yuan D,Lu BR

更新日期：2001-01-01 00:00:00

abstract：:We present in this paper the efficient four-component one-pot synthesis of a fully protected hexaarabinogalactan 2 with di-branched structure by using D-thiogalactopyranoside 3,6-diol 3 as the central glycosylating agent. After global deprotection, 2 was converted into the 3-aminopropyl linker-containing free oligosac...

journal_title：Journal of Asian natural products research

authors： Huang H,Han L,Lan YM,Zhang LL

更新日期：2014-01-01 00:00:00

abstract：:Enterovirus 71 (EV71) is a huge threat to the worldwide public health and there is no approved antiviral drug for EV71-induced disease therapy. Corydaline exists antiallergic and antinociceptive activities, but the anti-EV71 activity of corydaline is still not reported. In this study, corydaline could suppress the exp...

journal_title：Journal of Asian natural products research

authors： Wang HQ,Hu J,Yan HY,Wu S,Li YH

更新日期：2017-11-01 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：:Four new lignan glycosides (1-4), named procumbenosides I, K, L, and M, together with cleistanthin B (5) reported for the first time in the genus Justicia, and 5 other known arylnaphthalene lignan glycosides (6-10) were isolated from the whole plant of Justicia procumbens. The structures of the new compounds were eluc...

journal_title：Journal of Asian natural products research

authors： Jin H,Yang S,Dong JX

更新日期：2017-01-01 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：:We present the synthesis of enantiomerically pure (S)-α-methyl-serine methyl ester hydrochloride from 2-methyl-3-((4-(trifluoromethyl)benzyl)oxy)propanal and di-p-chlorobenzyl azodicarboxylate via asymmetrically catalyzed amination with naphthylalanine derivative catalyst. The application of the organocatalyst of D-3-...

journal_title：Journal of Asian natural products research

authors： Xiao Q,Tang YF,Xie P

更新日期：2020-01-01 00:00:00

abstract：:Two new saponins, capilliposide G (1) and capilliposide H (2), were isolated from the whole plants of Lysimachia capillipes. Their structures were determined by 1D and 2D NMR, MS technique and chemical methods. ...

journal_title：Journal of Asian natural products research

authors： Tian JK,Xu LZ,Zou ZM,Yang SL

更新日期：2006-07-01 00:00:00

abstract：:Phytochemical investigation on the whole plants of Iris japonica led to the isolation of four new aromatic glycosides. Their structures including the absolute configurations were determined by spectroscopic and chemical methods as (-)-4-hydroxy-3-methoxy acetophenone 4-O-β-d-{6-O-[4-O-(7R,8S)-(4-hydroxy-3-methoxypheny...

journal_title：Journal of Asian natural products research

authors： Shi GR,Wang X,Liu YF,Zhang CL,Wang Y,Li L,Ni G,Chen RY,Yu DQ

更新日期：2016-10-01 00:00:00

abstract：:Four new furostanol glycosides were isolated from the flowers of Hosta plantaginea (Lam.) Aschers. On the basis of spectroscopic methods including 1D and 2D NMR experiments, their structures were elucidated as 26-O-β-d-glucopyranosyl-(25R)-22-O-methyl-5α-furostan-2α,3β,22ξ,26-tetrol 3-O-α-l-rhamnopyranosyl-(1 → 4)-O-β...

journal_title：Journal of Asian natural products research

authors： Li XJ,Wang L,Xue PF,Xie HX,Wei H,Wang J

更新日期：2015-01-01 00:00:00

abstract：:A new coumarin glucoside, 8-hydroxy-5-O-beta-D-glucosylpsoralen, along with 17 known coumarins and one steroid, was isolated from the roots of Heracleum rapula Franch. Four coumarin glucosides, including the new one, were obtained from the water-soluble fraction. The other coumarins isolated from the ethyl acetate-fra...

journal_title：Journal of Asian natural products research

authors： Niu XM,Li SH,Jiang B,Zhao QS,Sun HD

更新日期：2002-03-01 00:00:00

abstract：:The chemical investigation on the fruiting bodies of Amauroderma subresinosum led to the isolation of 10 compounds including 2 new ones named amaurosubresin (1) and erythro(23,24)-5α,6α-epoxyergosta-8-ene-7-one-3β,23-diol (2). Their structures were elucidated on the basis of 1D and 2D NMR spectroscopy as well as MS. T...

journal_title：Journal of Asian natural products research

authors： Wang Q,Wang YG,Ma QY,Huang SZ,Kong FD,Zhou LM,Dai HF,Zhao YX

更新日期：2016-11-01 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：: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