1244947-53-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1244947-53-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,4,9,4 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1244947-53:
(9*1)+(8*2)+(7*4)+(6*4)+(5*9)+(4*4)+(3*7)+(2*5)+(1*3)=172
172 % 10 = 2
So 1244947-53-2 is a valid CAS Registry Number.