2-Chloro-3,5-dimethyl-styrene is an organic chemical compound with the molecular formula C10H11Cl. It is a colorless to pale yellow liquid with a pungent odor. 2-chloro-3,5-dimethyl-styrene is characterized by the presence of a chlorine atom at the 2-position, and two methyl groups at the 3 and 5 positions on the styrene backbone. It is synthesized through various methods, such as the chlorination of 3,5-dimethylstyrene or the Friedel-Crafts alkylation of 2-chlorostyrene with isobutene. 2-Chloro-3,5-dimethyl-styrene is used as an intermediate in the production of various polymers, pharmaceuticals, and agrochemicals. Due to its reactive nature, it is essential to handle 2-chloro-3,5-dimethyl-styrene with care, following proper safety protocols.
The CAS Registry Mumber 1835-82-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,8,3 and 5 respectively; the second part has 2 digits, 8 and 2 respectively. Calculate Digit Verification of CAS Registry Number 1835-82: (6*1)+(5*8)+(4*3)+(3*5)+(2*8)+(1*2)=91 91 % 10 = 1 So 1835-82-1 is a valid CAS Registry Number.