663618-19-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 663618-19-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,3,6,1 and 8 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 663618-19:
(8*6)+(7*6)+(6*3)+(5*6)+(4*1)+(3*8)+(2*1)+(1*9)=177
177 % 10 = 7
So 663618-19-7 is a valid CAS Registry Number.
663618-19-7Relevant articles and documents
Pyridine esters of cyclopropane-carboxylic acid
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, (2008/06/13)
Heterocyclic organic esters and thioesters characterized by the presence of one or two cyclopropane moieties, synthesis thereof, and compositions thereof for the control of mites and ticks.