741291-47-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 741291-47-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,1,2,9 and 1 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 741291-47:
(8*7)+(7*4)+(6*1)+(5*2)+(4*9)+(3*1)+(2*4)+(1*7)=154
154 % 10 = 4
So 741291-47-4 is a valid CAS Registry Number.