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You searched for: Journal Chemistry of natural compounds Remove constraint Journal: Chemistry of natural compounds Journal name Chemistry of natural compounds Remove constraint Journal name: Chemistry of natural compounds Subject lignans Remove constraint Subject: lignans Subject spectral analysis Remove constraint Subject: spectral analysis
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1. 8-O-4′-Neolignans from the Stem Bark of Illicium difengpi and their ANTI-HIV-1 Activities

Author:
Yuchun Yang; Ying Qin; Yanlin Meng; Congfang Xia; Xuemei Gao; Qiufen Hu
Source:
Chemistry of natural compounds 2016 v.52 no.1 pp. 43-47
ISSN:
0009-3130
Subject:
Human immunodeficiency virus 1; Illicium; antiviral properties; bark; chemistry; lignans; nuclear magnetic resonance spectroscopy; spectral analysis
Abstract:
... Two new 8-O-4′-neolignans, difenneolignans A and B (1 and 2), together with six known neolignans (3–8), were isolated from the stem bark of Illicium difengpi. The structures of 1–8 were elucidated by spectroscopic methods, including extensive 1D and 2D NMR techniques. Compounds 1 and 2 were also tested for their anti-HIV-1 activities. The results revealed significant activities for compounds 1 and ...
DOI:
10.1007/s10600-016-1543-5

2. The Antioxidant Compounds from Urtica fissa Flowers

Author:
Mengyue Wang; Lili Wu; Hao Zhang; Dun Zhu Ci Ren; Tonghua Liu; Xiaobo Li
Source:
Chemistry of natural compounds 2019 v.55 no.5 pp. 839-842
ISSN:
0009-3130
Subject:
2,2-diphenyl-1-picrylhydrazyl; Urtica; antioxidants; chemical structure; flavonoids; flowers; lignans; median effective concentration; phenolic acids; spectral analysis
Abstract:
... Eleven compounds (1–11), including two new compounds (1, 2), were isolated from the antioxidant portion of the alcoholic extract of Urtica fissa flowers. Their chemical structures were elucidated from extensive spectroscopic analysis. The results of activity evaluation indicated that some compounds of phenolic acids (3, 4), flavonoids (7, 9, 10), and lignans (1, 6) possess significant activities o ...
DOI:
10.1007/s10600-019-02827-z

3. Chemical Constituents of Kadsura coccinea

Author:
Liang Xu; Kai-Di Su; Xiao-Chen Wei; Jian Zhang; He-Ran Li
Source:
Chemistry of natural compounds 2018 v.54 no.2 pp. 242-244
ISSN:
0009-3130
Subject:
Kadsura coccinea; chemical composition; chloroform; ethanol; lignans; nuclear magnetic resonance spectroscopy; spectral analysis
Abstract:
... Two new dibenzocyclooctadiene lignans, named schisantherin R (3) and schisantherin S (4), and six known compounds, named kadsuralignan I, kadsuralignan J, binankadsurin A, kadsuralactone B, acetyl-binankadsurin A, and dihydroguaiaretic acid, were isolated from the chloroform fraction of the ethanol extract of Kadsura coccinea (Lem.) A. C. Sm. The structures of the compounds were elucidated by spec ...
DOI:
10.1007/s10600-018-2313-3

4. Chemical constituents of Rhododendron molle

Author:
Xiong Zhi; Lin Xiao; Shuang Liang; Feng Yi; Ke-Feng Ruan
Source:
Chemistry of natural compounds 2013 v.49 no.3 pp. 454-456
ISSN:
0009-3130
Subject:
Rhododendron; diterpenoids; lignans; roots; spectral analysis
Abstract:
... A new diterpenoid, 1β-rhodomoside B (1), two known diterpenoids 2, 3, and seven known lignans 4–10 have been isolated from the roots of Rhododendron molle G. Don. Their structures were elucidated from spectral analysis and by comparison of their spectral data with those in the published literature. Compounds 4–10 were isolated from R. molle for the first time. ...
DOI:
10.1007/s10600-013-0637-6

5. Furofuran lignans from the bark of Magnolia kobus

Author:
Seon-Mi Seo; Hak-Ju Lee; Oh-Kyu Lee; Hyun-Jin Jo; Ha-Young Kang; Don-Ha Choi; Ki-Hyon Paik; M. Khan
Source:
Chemistry of natural compounds 2008 v.44 no.4 pp. 419-423
ISSN:
0009-3130
Subject:
Magnolia kobus; bark; lignans; nuclear magnetic resonance spectroscopy; octane; plant extracts; spectral analysis
Abstract:
... A new furofuran lignan (1) along with four knownones (2-5) were isolated from the bark of Magnolia kobus. Their structures were elucidated as (+)-2α-(3’,4’-dimethoxyphenyl)-6α-(3″-hydroxy-4″,5″-dimethoxyphenyl)-3,7-dioxabicyclo[3.3.0]octane (1), (+)-sesamin (2), (+)-yangambin (3), (+)-kobusin (4), and (+)-eudesmin (5) on the basis of their comprehensive spectroscopic analysis, including 2D NMR, an ...
DOI:
10.1007/s10600-008-9093-0

6. Isolation and Characterization of Anti-Inflammatory Lignans from Oenanthe javanica

Author:
Rongrui Wei; Qinge Ma
Source:
Chemistry of natural compounds 2022 v.58 no.3 pp. 407-410
ISSN:
0009-3130
Subject:
Oenanthe javanica; chemistry; lignans; spectral analysis
Abstract:
... A new lignan, named 1-phenylpropenoate-4,8′-lignan A (1), and three known lignans (2–4) were isolated from Oenanthe javanica (Blume) DC. for the first time. The structures of compounds 1–4 were determined by extensive spectroscopic data analysis and comparison with reported references. Compounds 1–4 were evaluated for their inhibitory activity against LPS-induced NO production in RAW264.7 cells. A ...
DOI:
10.1007/s10600-022-03699-6

7. A New Benzylbutane Lignan from the Stems of Schisandra bicolor

Author:
Xiaoyu Mo; Yinning Chen; Yu Han; Huili Hao; Riming Huang
Source:
Chemistry of natural compounds 2018 v.54 no.5 pp. 872-874
ISSN:
0009-3130
Subject:
Schisandra; chemistry; lignans; secondary metabolites; spectral analysis; stems
Abstract:
... Further investigation of the stems of Schisandra bicolor let to the isolation of a new benzylbutane lignan, named schibicolignan B (1). The structure of the new isolate was elucidated on the basis of extensive spectroscopic analysis and by comparison of the data with that of related secondary metabolites. ...
DOI:
10.1007/s10600-018-2502-0

8. A New Dibenzocyclooctadiene Lignan from Kadsura longipedunculata

Author:
Jin Zhang; Yaojie Guo; Jiushi Liu; Xiaoguang Jia; Bengang Zhang; Haitao Liu
Source:
Chemistry of natural compounds 2018 v.54 no.5 pp. 837-840
ISSN:
0009-3130
Subject:
Kadsura; chemistry; lignans; methanol; nuclear magnetic resonance spectroscopy; spectral analysis; stems
Abstract:
... A new dibenzocyclooctadiene lignan, longipedunin E (1), and a new natural product, benzoyl oxokadsuranol (2), together with seven known compounds 3–9, were isolated from the methanol extract of the stems of Kadsura longipedunculata. The structure elucidation of the new compound was primarily based on spectroscopic analyses including HR-ESI-MS, IR, UV, 1D and 2D NMR. ...
DOI:
10.1007/s10600-018-2494-9

9. New Diterpene Lactone from Leaves of Suregada multiflora

Author:
Humaira Y. Gondal; M. Iqbal Choudhary
Source:
Chemistry of natural compounds 2016 v.52 no.3 pp. 421-423
ISSN:
0009-3130
Subject:
diterpenoids; flavonoids; glycosides; leaf extracts; leaves; lignans; nuclear magnetic resonance spectroscopy; spectral analysis
Abstract:
... A new abiatene diterpene lactone 1, along with a flavonoid glycoside gelomuloside A (2) and two lignans syringaresinol (3) and pinoresinol (4), were isolated for the first time from the methanolic extract of leaves of Suregada multiflora. The structures of all the compounds were elucidated on the basis of extensive ¹H NMR, ¹³C NMR, 2D NMR, and mass spectral analysis. ...
DOI:
10.1007/s10600-016-1663-y

10. A New Geranylated Lignan from Oenanthe javanica and Anti-Inflammatory Activity

Author:
Rongrui Wei; Zhipei Sang; Qinge Ma
Source:
Chemistry of natural compounds 2022 v.58 no.5 pp. 808-811
ISSN:
0009-3130
Subject:
Oenanthe javanica; anti-inflammatory activity; chemistry; lignans; spectral analysis
Abstract:
... A new geranylated lignan, named 8′-geranylated lignan A (1), and a known lignan (2) were isolated from Oenanthe javanica (Blume) DC., to our knowledge, for the first time. Compounds 1 and 2 were determined by analyzing their extensive spectral data and comparing them with related references. Compounds 1 and 2 exhibited anti-inflammatory activities with IC₅₀ values of 15.24 ± 0.39 μM and 20.07 ± 0. ...
DOI:
10.1007/s10600-022-03803-w

11. A New Insecticidal Lignan Glucoside from Galium verum

Author:
Jia Chen; Chun-Chao Zhao; Jian-Hua Shao; Ju-Di Fan; Xu-Hua Huang
Source:
Chemistry of natural compounds 2017 v.53 no.4 pp. 626-628
ISSN:
0009-3130
Subject:
Galium verum; Helicoverpa armigera; Scorpiones; chemical structure; glucosides; insecticidal properties; lignans; mortality; poisoning; scorpion venoms; spectral analysis; stomach; toxicity
Abstract:
... A new lignan glucoside, galiveroside A (1), and seven known compounds (2–8), were isolated from Galium verum L. The structure of 1 was elucidated on the basis of extensive spectroscopic analyses. Compound 1, at the concentration of 5 mg/mL, showed insecticide activity to 3 age cotton bollworm with a mortality of 16.3% through stomach poisoning. When combined with a recombinant scorpion toxin rLqh ...
DOI:
10.1007/s10600-017-2075-3

12. A New Lignan Glucoside from Cyclea racemosa

Author:
Jian-Hua Shao; Xue-Wei Zhang; Zi-Ling Dong; Si-Hui Li; Ben-Jie Miao; Ke-Zhi Cheng
Source:
Chemistry of natural compounds 2017 v.53 no.6 pp. 1025-1027
ISSN:
0009-3130
Subject:
Cyclea; chemical structure; glucosides; lignans; spectral analysis
Abstract:
... A new lignan glucoside 1, along with two known lignans (2, 3), was isolated from Cyclea racemosa Oliv. Its structure was elucidated as (+)-7′-methoxylariciresinol 4-O-β-D-glucopyranoside on the basis of extensive spectroscopic analyses. ...
DOI:
10.1007/s10600-017-2193-y

13. A New Lignan from the Leaves of Orthosiphon aristatus

Author:
Yu-Xin Yan; Li-Jun Yan; Yong-Chao Wang; Yu-Xiang Bei
Source:
Chemistry of natural compounds 2021 v.57 no.2 pp. 254-256
ISSN:
0009-3130
Subject:
Orthosiphon aristatus; chemistry; lignans; methanol; spectral analysis
Abstract:
... Investigation of the methanol extract of the leaves of Orthosiphon aristatus led to the isolation of four compounds. Their structures were elucidated on the basis of spectroscopic evidence and comparison with the literature. Among these compounds, compound 1 is a new lignan, and 2–4 were isolated from this plant for the first time. ...
DOI:
10.1007/s10600-021-03330-0

14. A New Neolignan Glucoside from the Stems of “Baekma” Cultivar, Chrysanthemum morifolium

Author:
Hyoung-Geun Kim; Hyun-Ji Oh; Jung-Hwan Ko; Sun-Woo Joo; Yeong-Geun Lee; Yun-Su Baek; Dae Young Lee; Nam-In Baek
Source:
Chemistry of natural compounds 2019 v.55 no.4 pp. 610-613
ISSN:
0009-3130
Subject:
Chrysanthemum morifolium; chemical structure; cultivars; glucosides; lignans; nuclear magnetic resonance spectroscopy; silica gel; spectral analysis; stems
Abstract:
... A new neolignan glucoside has been isolated from Chrysanthemum morifolium ‘Baekma’ cultivar through repeated silica gel and octadecyl silica gel (ODS) column chromatographies. On the basis of spectroscopic data including NMR, MS, and IR, the chemical structure of the new neolignan glucoside was determined to be (7S,8S)-7-O-[1′-(4′,5′-dihydroxy-3′-methoxyphenyl)propanol]guaiacylglycerol 4-O-β-D-glu ...
DOI:
10.1007/s10600-019-02760-1

15. A New Neolignan, Isoobovatol, from the Fruits of Magnolia obovata

Author:
Yun-Su Baek; Kyeong-Hwa Seo; Dae-Young Lee; Oh-Keun Kwon; Nam-In Baek
Source:
Chemistry of natural compounds 2016 v.52 no.6 pp. 986-988
ISSN:
0009-3130
Subject:
Magnolia obovata; chemical structure; ethyl acetate; fruits; lignans; spectral analysis
Abstract:
... A new neolignan was isolated from the EtOAc fraction obtained from Magnolia obovata fruits. The chemical structure of the new neolignan was determined to be 5,5′-diallyl-2,2′-dihydroxybiphenyl ether (1), named isoobovatol, based on physicochemical and spectroscopic data including FT-NMR and EI-MS. ...
DOI:
10.1007/s10600-016-1842-x

16. Phenolic and Acid Derivatives from Artemisia sieversiana

Author:
Xiang-Wei Xu; Chao-Xi Chen; Ze-Dong Nan; Wen-Bing Sheng; Li-Min Gong; Xu-Dong Zhou
Source:
Chemistry of natural compounds 2021 v.57 no.2 pp. 250-253
ISSN:
0009-3130
Subject:
Artemisia sieversiana; chemistry; circular dichroism spectroscopy; lignans; spectral analysis
Abstract:
... A new lignan, named sieverlignan C (1), as well as nine known compounds (2–10), were isolated from the leaves and stems of Artemisia sieversiana. The structure of the new lignan was elucidated from detailed spectroscopic analysis, including HR-MS, NMR, and circular dichroism experiments. All the compounds were isolated from the A. sieversiana plant for the first time. ...
DOI:
10.1007/s10600-021-03329-7

17. Two New Lignans from Wikstroemia dolichantha

Author:
Qing-Yun Ma; Yong-Lei Chen; Sheng-Zhuo Huang; Fan-Dong Kong; Hao-Fu Dai; Yan Hua; You-Xing Zhao
Source:
Chemistry of natural compounds 2018 v.54 no.1 pp. 22-25
ISSN:
0009-3130
Subject:
Wikstroemia; acetylcholinesterase; chemistry; ethyl acetate; lignans; spectral analysis
Abstract:
... Two new lignans, dolichanthin A (1) and dolichanthin B (2), were isolated from the EtOAc extract of Wikstroemia dolichantha. Their structures were elucidated by the analysis of 1D and 2D spectroscopic data as well as MS. The inhibitory activity of two isolates against acetylcholinesterase (AChE) revealed that compound 1 exhibited weak inhibitory activity. ...
DOI:
10.1007/s10600-018-2250-1

18. Two New Lignans from the Fresh Bark of Ailanthus altissima

Author:
Tian-Hui Zhu; Yu-Fang Wang; Tao Jiang; Li-Kang Zhao; He Mi; Yan-Nan Ji; Francoise Sauriol; Yi-Bing Wu; Yu-Cheng Gu; Mei Dong; Zhi-Yu Ni
Source:
Chemistry of natural compounds 2021 v.57 no.3 pp. 422-424
ISSN:
0009-3130
Subject:
Ailanthus altissima; bark; chemistry; lignans; mass spectrometry; spectral analysis
Abstract:
... Two new lignans (1, 2) were isolated from the fresh bark of Ailanthus altissima. The structures were elucidated on the basis of spectroscopic analysis, including 1D and 2D NMR techniques and high-resolution mass spectrometry. ...
DOI:
10.1007/s10600-021-03379-x

19. A lignan glycoside from the needles of Pinus sibirica

Author:
Medvedova, S.A.; Ivanova, S.Z.; Babkin, V.A.; Rezvukhin, A.I.; Volkova, I.V.
Source:
Chemistry of natural compounds 1986 v.21 no.4 pp. 525-526
ISSN:
0009-3130
Subject:
Pinus sibirica; conifer needles; lignans; glycosides; infrared spectroscopy; spectral analysis
DOI:
10.1007/BF00579152

20. A new lignan from Phryma leptostachya

Author:
Xin-min Xiao; Zhi-qin Ji; Ji-wen Zhang; Bao-jun Shi; Shao-peng Wei; Wen-jun Wu
Source:
Chemistry of natural compounds 2013 v.49 no.1 pp. 21-23
ISSN:
0009-3130
Subject:
Mythimna separata; Phryma; insecticidal properties; larvae; lignans; nuclear magnetic resonance spectroscopy; octane; spectral analysis
Abstract:
... A new insecticidal lignan, phrymarolin B, was isolated from the whole plants of Phryma leptostachya L. Its structure was elucidated as 1-hydroxy-2-(3′,4′-methylenedioxy)phenoxy-6-(2″-hydroxy-3″,4″-methylenedioxy)phenyl-3,7-dioxabicyclo[3.3.0]octane mainly by analyses of NMR and MS spectral data. Phrymarolin B was evaluated for insecticidal activity against the early fourth-instar larvae of Mythimn ...
DOI:
10.1007/s10600-013-0495-2

21. A new lignan from the roots of Stellera chamaejasme

Author:
Li-Ping Liu; Xiao-Yang Wang; Hong-Bing Wang
Source:
Chemistry of natural compounds 2012 v.48 no.4 pp. 559-561
ISSN:
0009-3130
Subject:
Thymelaeaceae; chemical structure; lignans; roots; spectral analysis
Abstract:
... A new lignan, stellerachama A (1), was isolated from the roots of Stellera chamaejasme. The structure of the new compound was elucidated by analysis of spectrometric data. ...
DOI:
10.1007/s10600-012-0309-y