Abstract

GREEN INNOVATION: FLOWER EXTRACTS AS CATALYSTS FOR ECO FRIENDLY SYNTHESIS OF FUNCTIONAL METALLIC NANOPARTICLES

Sikriti Dutta, Priyanka Ray*, Sumana Roy, Prapti Chakraborty

ABSTRACT

Sustainable synthesis has generated significant considerable intrigue as a reliable, economically viable and tenacious technique for synthesizing many different nanomaterials, notably bioinspired substances, synthetic substances, and metal/oxide nanostructures. The floral extracts contain auxiliary chemical substances that have many applications plus possess a noteworthy anthropogonic relevance. These components include colorants and volatile molecules that that support smell, and Several substances containing phenol. For the creation of various nanoparticles either metallic or metallic nanoparticles of oxide, notably Au, Ag, Cu, Zn, Fe, can be exploited as strong reducing agents. Not only can phytochemicals from flowers serve as precursor molecules for the synthesis of Nanoparticles, in addition they may additionally serve as stabilizing and reducing agents. Silver nanoparticles derived from flowers have an array of utilizes and exhibit strong antimicrobial, antioxidant, and insecticide actions. Compared to different biological Nanoparticle synthesis methods, specifically those mediated by bacteria, which require sterile and strictly controlled parameters for upkeep or culture, flower-mediated NP synthesis is beneficial. For example, two flavonoids superior to their aglycone and quercetin in terms of antioxidative activities are produced via Tussilago farfara flower buds, whereas the Hibiscus rosa-sinensis flower's phytochemical analysis reveals the presence of components like terpenoids, reducing sugars, indole alkaloids, and saponins, Additional flavonoids that include cyanidin, quercetin, and saponins, in addition to cardiac glycosides, can be found in their water-soluble extracts. The majority of these secondary metabolites exhibit hemo-protective characteristics or are anti-microbial. Additionally, research suggests that an extract from Nyctanthes arbor-tristis flowers has higher antidiabetic actions than the leaf extract. Thus, nanoparticles derived from flowers have a range of uses and display strong antimicrobial, antioxidant, and insecticide actions.

Keywords: Nanoparticles, Sustainable Synthesis, Floral Extract, Bioinspired Substances, Metal Oxide Nanostructures.