Benzenemethaneseleninic acid, 4-bromo-, is a chemical compound with the molecular formula C7H5BrSe. It is a derivative of benzenemethaneseleninic acid, featuring a bromine atom at the 4-position on the benzene ring. This organic compound is characterized by its seleninic acid functional group, which consists of a selenium atom double-bonded to a carbon atom and single-bonded to a hydroxyl group. The presence of the bromine atom and the seleninic acid group gives Benzenemethaneseleninic acid, 4-bromo- unique chemical properties and reactivity. It is an important intermediate in the synthesis of various organoselenium compounds, which have applications in pharmaceuticals, agrochemicals, and materials science. Due to its reactivity, it is typically handled with care in a controlled laboratory environment.
The CAS Registry Mumber 66361-17-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,6,3,6 and 1 respectively; the second part has 2 digits, 1 and 7 respectively. Calculate Digit Verification of CAS Registry Number 66361-17: (7*6)+(6*6)+(5*3)+(4*6)+(3*1)+(2*1)+(1*7)=129 129 % 10 = 9 So 66361-17-9 is a valid CAS Registry Number.