O-(1,1-Difluor-chlor-ethyl)-benzophenonoxim, also known as DFBP, is a chemical compound with the molecular formula C15H10ClF2NO. It is a derivative of benzophenone and is characterized by the presence of a difluorochlorovinyl group attached to the oxygen atom of the oxime functional group. O-(1,1-Difluor-chlor-ethyl)-benzophenonoxim is primarily used as a chemical intermediate in the synthesis of various pharmaceuticals and agrochemicals, particularly in the production of insecticides and herbicides. Due to its reactivity and potential toxicity, DFBP is handled with caution in industrial settings, and its use is regulated to ensure safety and environmental protection.
The CAS Registry Mumber 844-43-9 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 8,4 and 4 respectively; the second part has 2 digits, 4 and 3 respectively. Calculate Digit Verification of CAS Registry Number 844-43: (5*8)+(4*4)+(3*4)+(2*4)+(1*3)=79 79 % 10 = 9 So 844-43-9 is a valid CAS Registry Number.