α-Brom-α-(2-nitro-phenyl)-acetophenon, also known as 2-nitro-α-bromoacetophenone, is an organic compound with the chemical formula C8H6BrNO2. It is a derivative of acetophenone, featuring a bromine atom attached to the α-carbon and a nitro group on the ortho position of the phenyl ring. This yellow crystalline solid is used as an intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other organic compounds. Due to its reactivity, it is important to handle α-Brom-α-(2-nitro-phenyl)-acetophenon with care, as it can undergo various chemical reactions, such as nucleophilic substitution and elimination reactions.
The CAS Registry Mumber 5131-28-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,1,3 and 1 respectively; the second part has 2 digits, 2 and 8 respectively. Calculate Digit Verification of CAS Registry Number 5131-28: (6*5)+(5*1)+(4*3)+(3*1)+(2*2)+(1*8)=62 62 % 10 = 2 So 5131-28-2 is a valid CAS Registry Number.