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You searched for: Publication year rev 7983-2017 Remove constraint Publication year rev: 7983-2017 Subject glucosides Remove constraint Subject: glucosides Subject chemical structure Remove constraint Subject: chemical structure Subject spectral analysis Remove constraint Subject: spectral analysis Text Availability Citation in PubAg Remove constraint Text Availability: Citation in PubAg
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1. Apocynin derivatives from Iris tectorum

Author:
Chun-Lei Zhang; Guo-Ru Shi; Yan-Fei Liu; Yan Wang; Ruo-Yun Chen; De-Quan Yu
Source:
Journal of Asian natural products research 2017 v.19 no.2 pp. 128-133
ISSN:
1477-2213
Subject:
Iris (Iridaceae); chemical derivatives; chemical structure; glucosides; rhizomes; spectral analysis
Abstract:
... Phytochemical investigation of the rhizomes of Iris tectorum resulted in the isolation and characterization of three new apocynin derivatives, apocynin-4-O- β -D-(6′-O-syringyl)glucopyranoside (1), scrophenoside C-7-ethyl ether (2 , 3), together with a new naturally occurring compound but known by synthesis, apocynin-4-O- β -D-xylopyranoside (4), and five known ones (5–9). Their structures were el ...
DOI:
10.1080/10286020.2016.1268128

2. Cornusides A–O, Bioactive Iridoid Glucoside Dimers from the Fruit of Cornus officinalis

Author:
Xian-Sheng Ye; Jun He; Yung-Chi Cheng; Lei Zhang; Hao-Yi Qiao; Xue-Ge Pan; Jia Zhang; Shu-Na Liu; Wei-Ku Zhang; Jie-Kun Xu
Source:
Journal of natural products 2017 v.80 no.12 pp. 3103-3111
ISSN:
1520-6025
Subject:
Cornus officinalis; chemical structure; fruits; glucosides; human cell lines; inhibitory concentration 50; iridoid glycosides; nuclear magnetic resonance spectroscopy; spectral analysis
Abstract:
... Fifteen new and rare iridoid glucoside dimers, cornusides A–O (1–15), and 10 known iridoid glucosides (16–25) were isolated from the fruit of Cornus officinalis. These new chemical structures were established through spectroscopic analysis (UV, IR, HRESIMS, 1D and 2D NMR). Compounds 1–25 were tested for their inhibitory activities by measuring IL-6-induced STAT3 promoter activity in HepG2 cells, a ...
DOI:
10.1021/acs.jnatprod.6b01127

3. Cytotoxic Cardiac Glycoside from the Parasitic Plant Cuscuta reflexa

Author:
Muhammad Ali Versiani; Asma Kanwal; Shaheen Faizi; Ahsana Dar Farooq
Source:
Chemistry of natural compounds 2017 v.53 no.5 pp. 915-922
ISSN:
0009-3130
Subject:
Cuscuta reflexa; anticarcinogenic activity; beta-sitosterol; bioassays; chemical structure; coumarins; cytotoxicity; fractionation; glucosides; nuclear magnetic resonance spectroscopy; parasitic plants; prostatic neoplasms; spectral analysis; stable isotopes; ursolic acid
Abstract:
... Bioassay guided fractionation of the cytotoxic extract of the plant Cuscuta reflexa, employing cytotoxic assay against a panel of 60 cell lines, led to the isolation of 13 compounds identified as odoroside H (1), 21-hydroxyodoroside H (2), neritaloside (3), strospeside (4), 16-β-hydroxydigitoxin (5), N-trans and cis feruloyl tyramines (6 and 7), ethyl caffeate (8), coumarins (9 and 10), ursolic ac ...
DOI:
10.1007/s10600-017-2154-5

4. Divaccinosides A-D, four rare iridoid glucosidic truxillate esters from the leaves of Vaccinium bracteatum

Author:
Yong-Mei Ren; Chang-Qiang Ke; Chunping Tang; Sheng Yao; Yang Ye
Source:
Tetrahedron letters 2017 pp. -
ISSN:
0040-4039
Subject:
Vaccinium bracteatum; X-ray diffraction; chemical structure; cycloaddition reactions; esters; glucosides; leaves; spectral analysis
Abstract:
... Divaccinosides A-D (1-4), four rare iridoid glucoside cyclodimers in the truxillate forms, were characterized from the leaves of Vaccinium bracteatum. They were presumably biosynthesized from two known iridoid glucoside monomers, vaccinoside (5) and 10-O-trans-p-coumaroyl-6α-hydroxyl-dihydromonotropein (6), via a [2+2] cycloaddition reaction. The structures of the new compounds were established by ...
DOI:
10.1016/j.tetlet.2017.05.013

5. Four new ent-kaurene diterpene glucosides from Mikania micrantha

Author:
Li-Mei Dong; Xu-Chao Jia; Qing-Wen Luo; Yi-Ming Peng; Qiang Zhang; Bi Luo; Jian-Wen Tan
Source:
Phytochemistry letters 2017 v.20 pp. 155-159
ISSN:
1874-3900
Subject:
Gram-negative bacteria; Mikania micrantha; aerial parts; antibacterial properties; anticarcinogenic activity; chemical structure; diterpenoids; glucosides; humans; neoplasms; spectral analysis
Abstract:
... Phytochemical study on the aerial parts of Mikania micrantha led to the isolation of four new ent-kaurene diterpene glucosides, β-d-glucopyranosyl-15α-(3-hydroxy-3-methylbutanoyloxy)-9β-hydroxy-ent-16-kauren-19-oate (1), β-d-glucopyranosyl-15α-(3-methylbutanoyloxy)-9β-hydroxy-ent-16-kauren-19-oate (2), β-d-glucopyranosyl-15α-(2-methylbutanoyloxy)-9β-hydroxy-ent-16-kauren-19-oate (3), β-d-glucopyra ...
DOI:
10.1016/j.phytol.2017.04.029

6. Four new iridoid glucosides containing the furan ring from the fruit of Cornus officinalis

Author:
Jun He; Xian-Sheng Ye; Xiao-Xue Wang; Ya-Nan Yang; Pei-Cheng Zhang; Bing-Zhi Ma; Wei-Ku Zhang; Jie-Kun Xu
Source:
Fitoterapia 2017 pp. -
ISSN:
0367-326X
Subject:
Cornus officinalis; chemical structure; circular dichroism spectroscopy; glucosides; iridoid glycosides; neuroprotective effect; nuclear magnetic resonance spectroscopy; spectral analysis; sugars
Abstract:
... Four new and rare iridoid glucosides, cornusfuroside A–D (1–4), containing the furan ring were identified from water extract of the fruit of Cornus officinalis. These new chemical structures were determined through extensive spectroscopic analysis, including 1D and 2D NMR, IR, HRESIMS, experimental and calculated electronic circular dichroism (ECD). Notably, this study is the first report on the i ...
DOI:
10.1016/j.fitote.2017.06.003

7. Neolignan and megastigmane glucosides from the aerial parts of Isodon japonicus with cell protective effects on BaP-induced cytotoxicity

Author:
Takahiro Matsumoto; Seikou Nakamura; Souichi Nakashima; Tomoe Ohta; Keiko Ogawa; Masashi Fukaya; Junko Tsukioka; Tomohiro Hasei; Tetsushi Watanabe; Hisashi Matsuda
Source:
Phytochemistry 2017 v.137 pp. 101-108
ISSN:
0031-9422
Subject:
aerial parts; chemical structure; cytotoxicity; glucosides; lignans; nuclear magnetic resonance spectroscopy; protective effect; spectral analysis; Japan
Abstract:
... Six neolignan glucosides, named isodonosides I–VI, and a megastigmane glucoside named isodonmegastigmane I, were isolated together with 15 known compounds from the methanolic extract of aerial parts of Isodon japonicus cultivated in Tokushima, Japan. The chemical structures of the compounds were elucidated based on their MS and NMR spectroscopic analysis. The absolute configurations of the neolign ...
DOI:
10.1016/j.phytochem.2017.02.007

8. 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

9. 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

10. Phenolic glycosides and monoterpenoids from the roots of Euphorbia ebracteolata and their bioactivities

Author:
An-Hua Wang; Xiao-Kui Huo; Lei Feng; Cheng-Peng Sun; Sa Deng; Hou-Li Zhang; Bao-Jing Zhang; Xiao-Chi Ma; Jing-Ming Jia; Chao Wang
Source:
Fitoterapia 2017 v.121 pp. 175-182
ISSN:
0367-326X
Subject:
2,2-diphenyl-1-picrylhydrazyl; Euphorbia; anticarcinogenic activity; antioxidant activity; ascorbic acid; bioassays; chemical structure; chromatography; cytotoxicity; electrospray ionization mass spectrometry; fluorescence; glucosides; humans; inhibitory concentration 50; medicinal plants; monoterpenoids; neoplasms; nuclear magnetic resonance spectroscopy; phenolic acids; roots; spectral analysis
Abstract:
... The bioactive substance investigation of Euphorbia ebracteolata obtained 17 compounds by various chromatographic techniques. Their structures were elucidated using widely spectroscopic data, including ESI-MS, HRESI-MS, CD, 1D- and 2D-NMR, which gave 5 new phenolic glucosides and 4 new monoterpenoids. The phenolic glucosides and monoterpenoids showed the inhibitory effect against the human carboxyl ...
DOI:
10.1016/j.fitote.2017.06.026

11. Rigenolides B and C, conjugates of norsecoiridoid and secoiridoid glucoside from Gentiana rigescens Franch

Author:
Yoshihiro Suyama; Naonobu Tanaka; Kazuyoshi Kawazoe; Kotaro Murakami; Shun-Lin Li; Han-Dong Sun; Yoshiki Kashiwada
Source:
Tetrahedron letters 2017 pp. -
ISSN:
0040-4039
Subject:
Gentiana rigescens; chemical reactions; chemical structure; glucosides; herbal medicines; organic compounds; spectral analysis
Abstract:
... Two new conjugates of norsecoiridoid and secoiridoid glucoside, rigenolides B (1) and C (2), were isolated from a Chinese herbal medicine Gentiana rigescens Franch. Their structures were established by comprehensive spectroscopic analysis. The absolute configurations of 1 and 2 were elucidated by comparison of the ECD spectra with TDDFT calculated spectra. ...
DOI:
10.1016/j.tetlet.2017.02.075

12. Two new lignan-iridoid glucoside diesters from the leaves of Vaccinium bracteatum and their relative and absolute configuration determination by DFT NMR and TDDFT-ECD calculation

Author:
Yong-Mei Ren; Chang-Qiang Ke; Attila Mándi; Tibor Kurtán; Chunping Tang; Sheng Yao; Yang Ye
Source:
Tetrahedron 2017 pp. -
ISSN:
0040-4020
Subject:
Vaccinium bracteatum; biochemical pathways; chemical reactions; chemical structure; circular dichroism spectroscopy; glucosides; iridoids; leaves; lignans; nuclear magnetic resonance spectroscopy; spectral analysis
Abstract:
... Two new lignan-iridoid glucoside diesters (2 and 3), together with their putative biosynthetic precursor 10-O-trans-caffeoyl-6α-hydroxyl-dihydromonotropein (1), were characterized from the leaves of Vaccinium bracteatum. Their planar structures and relative configuration were elucidated by spectroscopic measurements and DFT C NMR calculations, and their absolute configurations were determined by t ...
DOI:
10.1016/j.tet.2017.04.040