4,4'-sulfonyldibenzenesulfonyl chloride, also known as 4,4'-sulfonyldibenzenesulfonyl dichloride or 4,4'-(Sulfonyldiphenyl)sulfone, is an organic compound with the chemical formula C12H8Cl2O4S2. It is a white crystalline solid that is soluble in organic solvents such as dichloromethane and acetone. 4,4'-sulfonyldibenzenesulfonyl chloride is primarily used as a chemical intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals. It is also employed in the production of dyes and pigments. Due to its reactivity, it is essential to handle 4,4'-sulfonyldibenzenesulfonyl chloride with care, as it can be harmful if inhaled, ingested, or absorbed through the skin.
The CAS Registry Mumber 6508-00-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,5,0 and 8 respectively; the second part has 2 digits, 0 and 0 respectively. Calculate Digit Verification of CAS Registry Number 6508-00: (6*6)+(5*5)+(4*0)+(3*8)+(2*0)+(1*0)=85 85 % 10 = 5 So 6508-00-5 is a valid CAS Registry Number.