Dichloracetyl-N'-<3,4-dichlor-phenyl>-harnstoff, also known as 3,4-dichlorophenyl-N-(2,2-dichloroacetyl)urea, is a chemical compound with the molecular formula C9H6Cl4N2O2. It is a derivative of dichloracetylurea, featuring a 3,4-dichlorophenyl group attached to the nitrogen atom. Dichloracetyl-N'-<3,4-dichlor-phenyl>-harnstoff is primarily used as an intermediate in the synthesis of various agrochemicals and pharmaceuticals, particularly in the production of herbicides and insecticides. Due to its potential applications in these fields, it is important to understand its chemical properties and reactivity. However, it is crucial to handle Dichloracetyl-N'-<3,4-dichlor-phenyl>-harnstoff with care, as it may pose health risks and environmental concerns due to its chlorine content and potential to form toxic byproducts.
The CAS Registry Mumber 5940-78-3 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,9,4 and 0 respectively; the second part has 2 digits, 7 and 8 respectively. Calculate Digit Verification of CAS Registry Number 5940-78: (6*5)+(5*9)+(4*4)+(3*0)+(2*7)+(1*8)=113 113 % 10 = 3 So 5940-78-3 is a valid CAS Registry Number.