a white crystalline water-insoluble weak organic acid existing in two isomeric forms; 3-phenylpropenoic acid. The trans- form occurs naturally and its esters are used in perfumery. Formula: C6H5CH:CHCOOH
Word origin
C19: from cinnam(on) + -ic; from its being found in cinnamon oil
cinnamic acid in American English
noun
Chemistry
a white, crystalline, water-insoluble powder, C9H8O2, usually obtained from cinnamon or synthesized: used chiefly in the manufacture of perfumes and medicines
Word origin
[1880–85]This word is first recorded in the period 1880–85. Other words that entered Englishat around the same time include: Chief of Staff, automatism, highball, impressionism, irredentist
Examples of 'cinnamic acid' in a sentence
cinnamic acid
Cinnamic-acid-modified poly(ethylene glycol) chains were threaded in a-cyclodextrins to form polyrotaxanes.
Liu R, Lai YS, He B, Li Y, Wang G, Chang S, Gu Z 2012, 'Supramolecular nanoparticles generated by the self-assembly of polyrotaxanes for antitumordrug delivery', International Journal of Nanomedicinehttp://www.dovepress.com/supramolecular-nanoparticles-generated-by-the-self-assembly-of-polyrot-a11195. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Based on structure elucidation conclude that synthetic compound was cinnamic acid.
Jeffry Julianus, Elvan Luckyvano 2016, 'SINTESIS ASAM SINAMAT DARI BENZALDEHIDA DAN ASAM MALONAT DENGAN KATALIS DIETILAMINA',Jurnal Farmasi Sains dan Komunitashttp://e-journal.usd.ac.id/index.php/JFSK/article/view/61. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Cinnamic acid derivatives are other known feeding deterrents for leaf beetles.
A. N. EKİZ 2014, 'Importance of Secondary Metabolites for Leaf Beetles (Coleoptera: Chrysomelidae)',International Journal of Secondary Metabolitehttp://ijate.net/index.php/ijsm/article/view/49. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Cinnamic acid and its derivatives have shown a variety of pharmacologic properties.
Sirintorn Yibchok-anun, Sirichai Adisakwattana, Weerachat Sompong, Sathaporn Ngamukote,Aramsri Meeprom 2012, 'Cinnamic Acid and Its Derivatives Inhibit Fructose-Mediated Protein Glycation', International Journal of Molecular Scienceshttp://www.mdpi.com/1422-0067/13/2/1778/. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Among the phenolic acids, benzoic acid showed maximum antifungal activity followed by t-cinnamic acid.
Soumen Saha, Ayan Mukherjee, Subrata Biswas, Debjani Choudhury, Jayanta Saha, SrikumarPal, Mitali Sarkar, R.K. Kole 2018, 'Formulation and chemical characterization of Clerodendrum infortunatum leaf extractin relation to anti-fungal activity', Heliyonhttp://www.sciencedirect.com/science/article/pii/S2405844018371925. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
On the contrary, cinnamic acid, exerting no antioxidant activity, did not have such an effect.
Stella A. Ordoudi, Anastasia Kyriakoudi, Maria Z. Tsimidou 2015, 'Enhanced Bioaccessibility of Crocetin Sugar Esters from Saffron in Infusions Richin Natural Phenolic Antioxidants', Moleculeshttp://www.mdpi.com/1420-3049/20/10/17760. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
They consist of simple phenols, benzoic and cinnamic acid, coumarins, tannins, lignins, lignans and flavonoids.
Thomas H. Roberts, Meredith A. Wilkes, Ali Khoddami 2013, 'Techniques for Analysis of Plant Phenolic Compounds', Moleculeshttp://www.mdpi.com/1420-3049/18/2/2328. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)
Cinnamic acid and its derivatives occur naturally in high levels of plant-based foods.
Sirichai Adisakwattana 2017, 'Cinnamic Acid and Its Derivatives: Mechanisms for Prevention and Management of Diabetesand Its Complications', Nutrientshttp://www.mdpi.com/2072-6643/9/2/163. Retrieved from DOAJ CC BY 4.0 (https://creativecommons.org/licenses/by-sa/4.0/legalcode)