Benzene, [1-chloro-2-[(chloromethyl)sulfonyl]ethyl]-, also known as 1-chloro-2-[(chloromethyl)sulfonyl]ethylbenzene, is an organic compound with the chemical formula C9H10Cl2O2S. It is a colorless liquid with a molecular weight of 261.15 g/mol. Benzene, [1-chloro-2-[(chloromethyl)sulfonyl]ethyl]- is characterized by the presence of a benzene ring, a chloromethyl group, and a sulfonyl group. It is used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals, particularly in the production of sulfonamide antibiotics. Due to its reactivity and potential health risks, it is important to handle this chemical with proper safety measures and in accordance with relevant regulations.
The CAS Registry Mumber 1854-77-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,5 and 4 respectively; the second part has 2 digits, 7 and 7 respectively. Calculate Digit Verification of CAS Registry Number 1854-77: (6*1)+(5*8)+(4*5)+(3*4)+(2*7)+(1*7)=99 99 % 10 = 9 So 1854-77-9 is a valid CAS Registry Number.