Combined Impact of Ultrasound Pre-treatment and Hydrodistillation on Bioactive Compounds and GC–MS Analysis of Cinnamomum cassia Bark Extract

Author(s):  
Harshit Jadhav ◽  
Ankit Jadhav ◽  
Yogesh Morabiya ◽  
Pooja Takkalkar ◽  
Sundus Saeed Qureshi ◽  
...  
Author(s):  
Aruna L. Hugar ◽  
Amarvani P. Kanjikar ◽  
Ramesh L. Londonkar

Introduction: Medicinal plants still represent untapped sources of novel compounds with potential therapeutic effects for mitigating human maladies.Pterocarpus marsupium, commonly known as Bijasal, is a well-known drug in ayurvedic system of medicine. Materials and methods: The dried bark powder of P.marsupium was extracted by Soxhlet with methanol and analyzed by gas chromatography, while the mass spectra data of the compounds found in the extract was matched with the data available at National Institute of Standards and Technology (NIST) library. Results: The results of the GC-MS analysis provide different peaksdetermining the presence of 10 major phytocomponents, that are 1-Penten-3-one,1-(2,6,6-trimethyl-1-cyclohexen-1-yl)-; Geranyl isovalerate; 2-Pentadecanone,6, 10, 14-trimethyl;Cyclopropaneoctanal, 2-octyl-; Octadecanoic acid;10-Octadecanoic acid, methyl ester; Heptadecanoic acid, 16-methyl,-methyl ester; Phytol; 4,8,12,16-Tetramethyl heptadecan-4-olide; Dasycarpidan-1-methanol, acetate with different therapeutic activities. Conclusion: The presence of these bioactive compounds justifies that the Pterocarpus marsupiumcan offer a base for using this compound as herbal alternative for the synthesis and development of new drug to treat various infectious diseases. However, isolation of individual phytochemical constituents might be useful to formulate a new novel drug.


Author(s):  
Shubhaisi Das ◽  
Sunanda Burman ◽  
Goutam Chandra

Background: The only remedy for up surging problem of antibiotic resistance is the discovery of antibacterial agents of natural origin. Objective: The present study was aimed at finding antibacterial potential of crude and solvent extracts of mature leaves of Plumeria pudica. Methods: Antibacterial activity of three different solvent extracts were evaluated in four human and four fish pathogenic bacteria by measuring the zone of inhibition and determining Minimum Inhibitory Concentration and Minimum Bactericidal Concentration values. Standard antibiotics were used as positive control. Preliminary phytochemical screening of most effective extract i.e., ethyl acetate extract, Fourier Transform Infra Red analysis and GC-MS analysis of the Thin Layer Chromatographic (TLC) fraction of ethyl acetate extract were done meticulously. All experiments were done thrice and analyzed statistically. Results: Crude leaf extracts and solvent extracts caused good inhibition of bacterial growth in all selected bacteria. Ethyl acetate extract showed highest inhibition zones in all tested strains with maximum inhibition (19.50±0.29 mm) in Escherichia coli (MTCC 739). MBC/MIC of the extracts indicated that all three solvent extracts were bactericidal. Preliminary phytochemical tests revealed the presence of tannins, steroids and alkaloids and FT-IR analysis revealed presence of many functional groups namely alcoholic, amide, amine salt and aldehyde groups. From the GC-MS analysis of TLC fraction of ethyl acetate extract five different bioactive compounds e.g., 2,4-ditert –butylphenyl 5-hydroxypentanoate, Oxalic acid; allyl nonyl ester, 7,9-Ditert-butyl-1-oxaspiro(4,5)deca-6,9-diene-2,8-dione, Dibutyl phthalate and 2,3,5,8-tetramethyl-decane were identified. Conclusion: Leaf extracts of P. pudica contain bioactive compounds that can be used as broad spectrum bactericidal agent.


Author(s):  
Yogeshwari C ◽  
Kumudha P

 Objective:The objective of this study is to characterize the phytoconstituents of Tiliacora racemosa Colebr. using gas chromatography mass spectrometry (GC-MS).Methods: Preliminary phytochemical and physicochemical analysis was carried out using standard procedures. GC-MS analysis of methanolic extract was carried out using Thermo GC-Trace Ultra version: 5.0, Thermo MS DSQ with a DB 35MS capillary standard non-polar column and gas chromatograph interfaced to a mass selective detector (MS DSQ II) with Xcalibur software.Results: Preliminary phytochemical screening revealed the presence of alkaloids, flavonoids, phenols, tannins, triterpenoids, steroids, proteins and amino acids, carbohydrates, saponins and coumarin. Quinones, anthraquinones, glycosides and fixed oil were absent. GC-MS analysis revealed the presence of 28 compounds of which quinic acid (retention times [RT]: 15.65) and inositol, 1-deoxy-(CAS) (RT: 19.24) was observed as abundant compounds.Conclusion: The presence of various bioactive compounds confirms the medicinal importance and it’s application for curing various diseases by traditional practitioners. However, isolation and characterization of potential bioactive compounds would lead to drug formulation.


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