1247478-71-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1247478-71-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,7,4,7 and 8 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1247478-71:
(9*1)+(8*2)+(7*4)+(6*7)+(5*4)+(4*7)+(3*8)+(2*7)+(1*1)=182
182 % 10 = 2
So 1247478-71-2 is a valid CAS Registry Number.