Coumarin by Research Lab Fine Chem Industries is a high grade reagent. Also known as 1-benzopyran-2-one, this compound belongs to the benzopyrone chemical class. The reagent is available as a crystalline powder which is poorly soluble in water. It has a melting point at 71 C and a boiling point of 301.71 C. Coumarin can be generated from a reaction between salicylaldehyde and acetic anhydride. While it is stable under general conditions, this reagent is incompatible with strong oxidizing agents. CAS No.: 91-64-5 Quantity Provided: 250 gm per bottle Molecular formula: C9H6O2 Molecular weight: 146.15 Assay: Minimum 99 %Coumarin has a variety of applications in chemical and biological sectors. This reagent finds applications in the synthesis of various organic derivatives. Coumarin dyes are widely used as gain media in blue-green tunable organic dye lasers. It is additionally used in the treatment of lymphedema. Coumarin has biological activity, such as the ability to increase plasma anti-thrombin levels. This reagent is suitable for industrial synthesis of products and research applications.