2.7-Dichlor-9-acetoxy-fluoren, also known as 2,7-dichloro-9-acetoxyfluorene, is a chemical compound with the molecular formula C15H10Cl2O2. It is a derivative of fluorene, a polycyclic aromatic hydrocarbon, and features two chlorine atoms at the 2nd and 7th positions, as well as an acetoxy group at the 9th position. 2.7-Dichlor-9-acetoxy-fluoren is primarily used as an intermediate in the synthesis of various pharmaceuticals and agrochemicals, particularly in the production of herbicides. Due to its potential applications and chemical properties, 2.7-dichlor-9-acetoxy-fluoren is an important compound in the field of organic chemistry and chemical engineering.
The CAS Registry Mumber 7012-21-7 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, 2 and 1 respectively. Calculate Digit Verification of CAS Registry Number 7012-21: (6*7)+(5*0)+(4*1)+(3*2)+(2*2)+(1*1)=57 57 % 10 = 7 So 7012-21-7 is a valid CAS Registry Number.