Fluorene-4-carbothioic acid S-phenyl ester is a chemical compound with the molecular formula C20H14OS. It is derived from fluorene-4-carbothioic acid, a sulfur-containing analog of benzoic acid, and phenol, an aromatic compound. This ester is formed by the reaction of fluorene-4-carbothioic acid with phenol, resulting in the formation of an ester linkage between the carboxylic acid group of the former and the hydroxyl group of the latter. The compound is characterized by its aromatic structure, which includes a fluorene core and a phenyl group attached to the sulfur atom. It is used in organic synthesis and as an intermediate in the preparation of various pharmaceuticals and agrochemicals. The compound's properties, such as its reactivity and stability, make it a valuable building block in the synthesis of complex molecules.
The CAS Registry Mumber 7385-21-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,3,8 and 5 respectively; the second part has 2 digits, 2 and 1 respectively. Calculate Digit Verification of CAS Registry Number 7385-21: (6*7)+(5*3)+(4*8)+(3*5)+(2*2)+(1*1)=109 109 % 10 = 9 So 7385-21-9 is a valid CAS Registry Number.