49769-12-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 49769-12-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,9,7,6 and 9 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 49769-12:
(7*4)+(6*9)+(5*7)+(4*6)+(3*9)+(2*1)+(1*2)=172
172 % 10 = 2
So 49769-12-2 is a valid CAS Registry Number.