9H-Xanthene-9-carboxylic acid, 9-methyl-, also known as 9-Methylxanthene-9-carboxylic acid, is an organic compound with the chemical formula C13H10O3. It is a derivative of xanthene, a tricyclic aromatic hydrocarbon, and features a methyl group attached to the xanthene core. 9H-Xanthene-9-carboxylic acid, 9-methyl- is characterized by its molecular weight of 214.22 g/mol and a melting point of 220-222°C. It is a white crystalline solid and is soluble in organic solvents such as ethanol and acetone. 9-Methylxanthene-9-carboxylic acid is used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. It is also known for its potential applications in the development of fluorescent dyes and other optical materials.
The CAS Registry Mumber 6235-12-7 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,2,3 and 5 respectively; the second part has 2 digits, 1 and 2 respectively. Calculate Digit Verification of CAS Registry Number 6235-12: (6*6)+(5*2)+(4*3)+(3*5)+(2*1)+(1*2)=77 77 % 10 = 7 So 6235-12-7 is a valid CAS Registry Number.