(+/-)-9-Brom-2-chlorfluoren, also known as 9-bromo-2-chlorofluorene, is a chemical compound with the molecular formula C13H8BrCl. It is a halogenated derivative of fluorene, a polycyclic aromatic hydrocarbon. (+/-)-9-Brom-2-chlorfluoren is characterized by the presence of a bromine atom at the 9th position and a chlorine atom at the 2nd position on the fluorene ring. It is an important intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals due to its unique structure and reactivity. The compound is typically synthesized through electrophilic aromatic substitution reactions and can be used as a precursor for the preparation of more complex molecules. Its properties, such as solubility and stability, can be influenced by the presence of the halogen atoms, making it a versatile building block in organic synthesis.
The CAS Registry Mumber 7012-17-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,0,1 and 2 respectively; the second part has 2 digits, 1 and 7 respectively. Calculate Digit Verification of CAS Registry Number 7012-17: (6*7)+(5*0)+(4*1)+(3*2)+(2*1)+(1*7)=61 61 % 10 = 1 So 7012-17-1 is a valid CAS Registry Number.