2-(3,4-dimethyl-phenyl)-benzo[d]isothiazol-3-one, also known as 2-(3,4-dimethylphenyl)-1,2-benzisothiazol-3(2H)-one, is a chemical compound with the molecular formula C15H13NOS. It is a derivative of benzisothiazolone, featuring a benzene ring fused to an isothiazolone ring, with a 3,4-dimethylphenyl group attached to the 2-position. 2-(3,4-dimethyl-phenyl)-benzo[d]isothiazol-3-one is often used as a chemical intermediate in the synthesis of various dyes, pigments, and other organic compounds. It is known for its stability and reactivity, which makes it a valuable building block in the chemical industry. The compound is typically synthesized through various organic reactions and is characterized by its yellow crystalline appearance.
The CAS Registry Mumber 4322-73-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,3,2 and 2 respectively; the second part has 2 digits, 7 and 3 respectively. Calculate Digit Verification of CAS Registry Number 4322-73: (6*4)+(5*3)+(4*2)+(3*2)+(2*7)+(1*3)=70 70 % 10 = 0 So 4322-73-0 is a valid CAS Registry Number.