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Total Synthesis of Kaempferol and Methylated Kaempferol Derivatives

Journal of the Chinese Chemical Society, 2001
AbstractKaempferol (1), a natural product from various plants, was synthesized in which the longest linear sequence is only seven steps in over all yields of 47% from commercially avail able 1,3,5‐trimethoxybenzene (10). The methylated kaempferols 2–5 were also pre pared by use of this concise synthetic methodology.
Yean‐Jang Lee, Tsao‐Dong Wu
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Kaempferol tetraglucosides from cabbage leaves

Phytochemistry, 1998
Four flavonol glycosides were isolated from a leaf extract of cabbage and characterized by chemical and spectroscopic methods including 1H and 13C NMR and negative ion FAB-MS. The common structure of the four compounds was kaempferol 3-O-beta-D-[beta-D-glucopyranosyl(1-->2)glucopyranoside]-7- O-beta-D-[beta-D-glucopyranosyl(1-->4)glucopyranoside]. This
Kvist Nielsen, J.   +2 more
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Kaempferol triosides from Silphium perfoliatum

Phytochemistry, 2002
Two apiose-containing kaempferol triosides, together with nine known flavonoids were isolated from the leaves of Silphium perfoliatum L. Their structures were elucidated by acid hydrolysis and spectroscopic methods including UV, LSI MS, FAB MS, CI MS, (1)H, (13)C and 2D-NMR, DEPT, HMQC and HMBC experiments.
Nabil H, el-Sayed   +5 more
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Kaempferol triosides from Reseda muricata

Phytochemistry, 2001
A flavonoid trioside and its coumaryl ester together with seven known flavonoids and five phenolic acids were isolated from the leaves of Reseda muricata. Their structures were elucidated by spectroscopic methods including UV, FAB MS, 1H, 13C and 2D-NMR, DEPT, HMBC and HMQC experiments.
N H, El-Sayed   +4 more
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Kaempferol glycosides from Siparuna apiosyce

Phytochemistry, 2000
The kaempferol derivative 3,7-di-O-methyl-4'-O-beta-[alpha rhamnosyl (1 --> 6)]-glucopyranoside (siparunoside) was isolated from the leaves of Sparuna apiosyce. Its structure was established by extensive NMR studies. The alkaloids reticuline and liriodenine were also isolated from the leaves along with the kaempferol derivative tiliroside ...
Gilda G. Leitão   +4 more
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Kaempferol and atherosclerosis: From mechanism to medicine

Critical Reviews in Food Science and Nutrition, 2022
Natural products possess pleiotropic cardiovascular protective effects owing to their anti-oxidation, anti-inflammation and anti-thrombotic properties. Kaempferol, (3,5,7-trihydroxy-2-(4-hydroxyphenyl)-4H-1-benzopyran-4-one), is a kind of naturally occurring flavonoid existing in many common fruits and vegetables (e.g., onions, broccoli, strawberries ...
Meijie Chen   +7 more
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Kaempferol glycosides from Hosta ventricosa

Phytochemistry, 1990
Leaves of Hosta ventricosa yielded eight kaempferol glycosides, of which six: the 3-(2G-glucosylrutinoside)-7-glucoside, 3-sophoroside-7-glucoside, 3-rutinoside-7-glucoside, 3-(2G-glucosylrutinoside), 3-sophoroside, 3-rutinoside were fully characterized and two: the 3-xylosylrutinoside-7-glucoside and 3-xylosylrutinoside were tentatively identified ...
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Antiatherogenic Effects of Kaempferol and Rhamnocitrin

Journal of Agricultural and Food Chemistry, 2007
Atherosclerosis is a chronic inflammatory disease of the arterial wall. Kaempferol and rhamnocitrin (kaempferol 7-O-methyl ether) are two anti-inflammatory flavonoids commonly found in plants. The aim of this study is to investigate the function of kaempferol and rhamnocitrin on prevention of atherosclerosis.
Yi-Chen Tu   +4 more
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Kaempferol: A Dietary Flavonol in Alleviating Obesity

Current Pharmaceutical Design, 2023
Abstract: Obesity is considered as a chronic and high-prevalence disease on a global scale which affects all genders and ages. Although various drugs have been confirmed for the treatment of obesity, these medications have been shown to have a number of adverse effects on health.
Hamid Reza, Nejabati   +2 more
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