scholarly journals Thermal stability, antioxidant, and anti-inflammatory activity of curcumin and its degradation product 4-vinyl guaiacol

2015 ◽  
Vol 6 (3) ◽  
pp. 887-893 ◽  
Author(s):  
Tuba Esatbeyoglu ◽  
Katrin Ulbrich ◽  
Clemens Rehberg ◽  
Sascha Rohn ◽  
Gerald Rimbach

The curcumin degradation product 4-vinyl guaiacol exhibits biological activity.

Author(s):  
Jyothi M ◽  
Ramchander Merugu

Benzoxazoles being structurally similar to bases adenine and guanine interact with biomolecules present in living systems. These compounds possess antimicrobial, central nervous system activities, antihyperglycemic potentiating activity, analgesic, and anti-inflammatory activity. It can also be used as starting material for other bioactive molecules. Modifications in structure and the biological profiles of new generations of benzoxazoles were found to be more potent with enhanced biological activity. Considering all these, we have prepared this review and discussed the synthesis and biological activities of benzoxazoles.


2021 ◽  
Vol 7 (12) ◽  
pp. 25-33
Author(s):  
A. Chiriapkin ◽  
I. Kodonidi ◽  
A. Ivchenko ◽  
L. Smirnova

The article presents a modified method for the synthesis of 2-substituted 5,6,7,8-tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidine-4(3H)-one and the predict of their anti-inflammatory activity. The proposed method for obtaining tetrahydrothienopyrimidine derivatives is preparatively effective and simple. Their synthesis was carried out by heterocyclization of azomethine derivatives of 2-amino-4,5,6,7-tetrahydro-1-benzothiophene-3-carboxamide in the medium of glacial acetic acid with the catalytic addition of dimethyl sulfoxide. Preliminary prognosis of anti-inflammatory activity in silico method allowed us to identify the most promising compounds. Of these, the 4b structure containing a 2-hydroxyphenyl fragment in the second position of pyrimidine-4(3H)-one may be of the greatest interest. It seems appropriate to further study the spectrum of biological activity of the studied compounds.


2016 ◽  
Vol 5 (4) ◽  
pp. 323 ◽  
Author(s):  
Valeriu Sunel ◽  
Marcel Popa ◽  
Liliana Verestiuc ◽  
Claudia Ivanov ◽  
Aura Angelica Popa

The paper presents the synthesis of benzimidazole derivatives starting from asparagic acid. The reaction products were analysed from physical and chemical point of view and their biological activity (acute toxicity, anti-inflammatory activity and gastric tolerance) was evaluated. The product association with acetylsalicylic acid (Aspirin) improves its anti-inflammatory activity (higher with 38%). For acetylsalicylic acid dosing, in mixtures with benzimidazole derivatives, a new HPLC method has been proposed. The method is reproducible, selective and easy to manipulate. The derivatives based on benzimidazole and asparagic acid and their associates with acetylsalicylic acid present good anti-inflammatory properties.


2020 ◽  
pp. 40-42

By the interaction of propargyl esters of carbamate derivatives with phenylazide, 1,2,3- triazole derivatives were synthesized. Their anti-inflammatory activity was subsequently studied.During the study of biological activity, a relationship was established between the anti- inflammatory activity and the chemical structure in the studied series of 1,2,3-triazole derivatives.


2020 ◽  
Vol 44 (44) ◽  
pp. 19250-19261
Author(s):  
Jilei Wang ◽  
Haoyi Sun ◽  
Yufei Li ◽  
Haiping Chu ◽  
Jingyong Sun

It has been shown in many studies that kirenol is a diterpene with significant biological activity.


Author(s):  
Kodakkat Parambil Safna Hussan ◽  
Mohamed Shahin Thayyil ◽  
Thaikadan Shameera Ahamed ◽  
Karuvanthodi Muraleedharan

The third-generation ionic liquids (ILs), which are being used to produce double active pharmaceutical ingredients (d-APIs) with tunable biological activity along with novel performance, enhancement, and delivery options, have been revolutionizing the area of drug discovery since the past few decades. Herein we report the in vitro antibacterial and anti-inflammatory activity of benzalkonium ibuprofenate (BaIb) that are being used as in-house d-API, with a particular focus on its interaction with respective protein target through molecular docking study. The evaluation of the biological activity of BaIb with the antibacterial and anti-inflammatory target at the molecular level revealed that the synthesized BaIb could be designed as a potential double active drug since it retains the antibacterial and anti-inflammatory activity of its parent drugs, benzalkonium chloride (BaCl) and sodium ibuprofenate (NaIb), respectively.


Planta Medica ◽  
2008 ◽  
Vol 74 (09) ◽  
Author(s):  
DA Uchil ◽  
SK Kamat ◽  
SS Menon ◽  
AM Scindia ◽  
GK Dang ◽  
...  

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