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You searched for: Journal Chemistry of natural compounds Remove constraint Journal: Chemistry of natural compounds Publication Year 2017 Remove constraint Publication Year: 2017 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. A New Lignan Glucoside from Cyclea racemosa

Author:
Shao, Jian-Hua; Zhang, Xue-Wei; Dong, Zi-Ling; Li, Si-Hui; Miao, Ben-Jie; Cheng, Ke-Zhi
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

2. Steroidal Saponin from Allium porrum

Author:
Gvazava, L.N.; Skhirtladze, A.V.
Source:
Chemistry of natural compounds 2017 v.53 no.6 pp. 1093-1095
ISSN:
0009-3130
Subject:
Allium porrum; chemical structure; fractionation; spectral analysis; steroid saponins
Abstract:
... A new steroidal glycoside (1) was isolated by fractionation of total extracted substances from Allium porrum. Its structure was determined as (25R)-5α-spirostan-3β,6β-diol-12-one 3-O-β-D-glucopyranosyl-(1→2)-[β-D-fucopyranosyl-(1→3)]-β-D-glucopyranosyl-(1→4)-β-D-galactopyranoside using chemical transformations, physical constants, and spectral data. ...
DOI:
10.1007/s10600-017-2208-8

3. Two New Alkaloids from the Seeds of Cassia alata and Their Anti-Tobacco Mosaic Virus Activity

Author:
Yang, Yan; Shang, Shan-Zhai; Zhao, Wei; Xing, Huan-huan; Ma, Hang-Ying; Zhou, Ling; Zhou, Min; Ye, Yan-Qing; Wu, Hai-Yan; Du, Gang; Zhu, Dong-Lai; Hu, Qiu-Fen
Source:
Chemistry of natural compounds 2017 v.53 no.6 pp. 1127-1130
ISSN:
0009-3130
Subject:
Senna alata; alkaloids; antiviral properties; chemical structure; nuclear magnetic resonance spectroscopy; seed extracts; seeds; spectral analysis; viruses
Abstract:
... Two new alkaloids, 3-(hydroxymethyl)-6,9-dimethyl-7H-benzo[de]quinolin-7-one (1) and 3-(hydroxymethyl)-8-methoxy-6,9-dimethyl-7H-benzo[de]quinolin-7-one (2), together with two known alkaloids (3 and 4) were isolated from the seeds of Cassia alata. Their structures were determined by means of HR-ESI-MS and extensive 1D and 2D NMR spectroscopic studies. Compounds 1–4 were tested for their anti-tobac ...
DOI:
10.1007/s10600-017-2215-9

4. A New Alkaloid with Tracheal Relaxant Effect from the Bulbs of Fritillaria pallidiflora

Author:
Li, Yan; Yili, A.; Muhamat, Aziz; Aisa, H. A.
Source:
Chemistry of natural compounds 2017 v.53 no.5 pp. 926-928
ISSN:
0009-3130
Subject:
Fritillaria pallidiflora; alkaloids; bulbs; chemical structure; medicinal properties; spectral analysis
Abstract:
... A new isosteroidal alkaloid, yibeinone E (1), along with five known ones, zhebeinone 3-O-β-D-glucoside (2), sinpeinine A (3), yubeinine (4), ebeinone (5), and delavinone (6), were isolated from the bulbs of Fritillaria pallidiflora. Their structures were confirmed on the basis of extensive spectroscopic analysis or comparison with the data in the literature (known compounds). Compound 3 showed an ...
DOI:
10.1007/s10600-017-2156-3

5. Cytotoxic Cardiac Glycoside from the Parasitic Plant Cuscuta reflexa

Author:
Versiani, Muhammad Ali; Kanwal, Asma; Faizi, Shaheen; Farooq, Ahsana Dar
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

6. A New Insecticidal Lignan Glucoside from Galium verum

Author:
Chen, Jia; Zhao, Chun-Chao; Shao, Jian-Hua; Fan, Ju-Di; Huang, Xu-Hua
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

7. A New Isophthalic Acid from Talaromyces flavus

Author:
He, Junwei; Yang, Li; Wang, Yaqi; Mu, Zhengqiang; Zou, Zhengrong; Wang, Xiumei; Zhong, Guoyue
Source:
Chemistry of natural compounds 2017 v.53 no.3 pp. 409-411
ISSN:
0009-3130
Subject:
Talaromyces flavus; antimicrobial properties; chemical structure; cytotoxicity; fungi; nuclear magnetic resonance spectroscopy; spectral analysis; wetlands
Abstract:
... A new isophthalic acid, 2-acetyl-5-hydroxy-6-methoxyisophthalic acid (1), was isolated from the wetland soil-derived fungus Talaromyces flavus (No. BYD07-13). Its chemical structure was elucidated on the basis of UV, IR, MS, and NMR spectroscopic analyses. The anti-Aβ ₄₂ aggregation, cytotoxic, and antimicrobial activities of compound 1 were tested. Compound 1 displayed significant anti-Aβ ₄₂ aggr ...
DOI:
10.1007/s10600-017-2010-7

8. Chemical Constituents of the Aerial Parts of Schnabelia oligophylla

Author:
Xiao, Shi-Ji; Guo, Da-Le; Zhang, Mao-Sheng; Chen, Fang; Ding, Li-Sheng; Zhou, Yan
Source:
Chemistry of natural compounds 2017 v.53 no.3 pp. 478-482
ISSN:
0009-3130
Subject:
aerial parts; chemical composition; chemical structure; methanol; nuclear magnetic resonance spectroscopy; spectral analysis; triterpenoids
Abstract:
... A new triterpenoid derivative, 2,3-seco-bauer-8-en-2,3-dioic acid (1), a new natural product, 3α-hydroxyolean-13(18)-en-24-oic acid (2), along with 19 known compounds (3–21), were isolated from the methanol extract of the aerial parts of Schnabelia oligophylla. The chemical structures were established by means of spectroscopic analysis including one- and two-dimensional NMR spectroscopy and compar ...
DOI:
10.1007/s10600-017-2026-z

9. New Iridoid from the Stems of Viburnum erosum

Author:
In, Seo-Ji; Seo, Kyeong-Hwa; Kim, Hyoung-Geun; Song, Na-Young; Baek, Nam-In
Source:
Chemistry of natural compounds 2017 v.53 no.2 pp. 265-268
ISSN:
0009-3130
Subject:
Viburnum; chemical structure; iridoids; nuclear magnetic resonance spectroscopy; spectral analysis; stems
Abstract:
... A new iridoid (1) was isolated from the stems of Viburnum erosum along with two known iridoids, 7-O-tigloylsecologanolic acid (2) and 7-ketologanin (3). The chemical structure of the compounds was established based on NMR, IR, and MS spectroscopic data. ...
DOI:
10.1007/s10600-017-1967-6