WebMar 1, 2000 · Synthesis of methyl cinnamate using Fischer esterification of cinnamic acid and menthol with sulfuric acid as a catalyst using reflux at a temperature of 60oC with a synthesis time ... WebApr 10, 2024 · Cinnamic acid is found as both trans-cinnamic acid and cis cinnamic acid. The trans-cinnamic acid molecular weight is 148.161 g/mol. The acidity or the pKa value of the compound is 4.44. The magnetic susceptibility of the compound is −7.836×10−5 cm3/mol. The cinnamic acid chemical formula or the cinnamic acid molecular formula …
Cinnamic acid C9H8O2 ChemSpider
WebSep 1, 2016 · Citronellol (>95%), menthol (99%), tartaric acid (99.5%), trans-cinnamic acid (>99%), and guaiacol (>98%) were purchased from Sigma-Aldrich Co. (Hungary).Citronellol, menthol, trans-cinnamic acid, and guaiacol were made up in ethanol working solutions to a concentration of 30 mg/mL.Each of the analysed solutions was … WebApr 7, 2024 · As compound B is dissolved into the melt (causing it to become more impure), the freezing point of this mixture is depressed. Compound B will continue to … most stylish basketball shoes
(PDF) Antiinflammatory Activity of Cinnamic Acid Esters
WebThe material was tested at a concentration of 8% in petrolatum and produced no sensitization reactions. Ingestion of high menthol doses may cause abdominal pain, convulsions, nausea, vomiting, vertigo, ataxia, drowsiness and coma. Menthol may cause allergic reactions (e.g. contact dermatitis, flushing, and headache) in certain individuals. WebCinnamic acid. Molecular Formula CHO. Average mass 148.159 Da. Monoisotopic mass 148.052429 Da. ChemSpider ID 392447. - Double-bond stereo. WebTable: Molal freezing point depression constants of several solvents Solvent Freezing point, °C Kf , °C.kg/mole acetone -95.4 2.4 0 benzene 5.5 5.12 cyclohexane 6.5 20.1 water 0.0 1.86 Notice that the freezing point of a substance or a mixture is the temperature at which the solid and liquid phases are in equilibrium at one atm of pressure. mini motor wrt mod apk