α,α-Dibrom-2,5-dichlor-toluol, also known as 2,4-dibromo-2',5'-dichlorobiphenyl, is a synthetic organic compound characterized by its chemical formula C13H8Br2Cl2. It is a brominated and chlorinated derivative of toluene, featuring two bromine atoms and two chlorine atoms attached to the biphenyl structure. α,α-Dibrom-2,5-dichlor-toluol is typically used as a chemical intermediate in the production of various industrial chemicals and pharmaceuticals. Due to its halogenated nature, it may exhibit certain toxicological properties, and as such, it is important to handle it with care and in accordance with safety regulations.
The CAS Registry Mumber 10203-02-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,0,2,0 and 3 respectively; the second part has 2 digits, 0 and 2 respectively. Calculate Digit Verification of CAS Registry Number 10203-02: (7*1)+(6*0)+(5*2)+(4*0)+(3*3)+(2*0)+(1*2)=28 28 % 10 = 8 So 10203-02-8 is a valid CAS Registry Number.