Acetyl chloride, 2,2'-sulfonylbis-, also known as 2,2'-sulfonylbis(acetyl chloride), is an organic compound with the chemical formula C4H6Cl2O3S. It is a colorless to pale yellow liquid that is soluble in organic solvents. Acetyl chloride, 2,2'-sulfonylbis- is primarily used as a reagent in organic synthesis, particularly in the preparation of sulfonamide drugs and other sulfur-containing compounds. It is also employed as a coupling agent in the synthesis of various pharmaceuticals and agrochemicals. Due to its reactivity, it is essential to handle 2,2'-sulfonylbis(acetyl chloride) with caution, as it can be corrosive and harmful if inhaled or absorbed through the skin.
The CAS Registry Mumber 6992-26-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,9,9 and 2 respectively; the second part has 2 digits, 2 and 6 respectively. Calculate Digit Verification of CAS Registry Number 6992-26: (6*6)+(5*9)+(4*9)+(3*2)+(2*2)+(1*6)=133 133 % 10 = 3 So 6992-26-3 is a valid CAS Registry Number.