3-Pyridinecarbonitrile, 4-chloro-1,2-dihydro-1-methyl-2-oxo- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 62617-49-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,2,6,1 and 7 respectively; the second part has 2 digits, 4 and 9 respectively. Calculate Digit Verification of CAS Registry Number 62617-49: (7*6)+(6*2)+(5*6)+(4*1)+(3*7)+(2*4)+(1*9)=126 126 % 10 = 6 So 62617-49-6 is a valid CAS Registry Number.