744262-30-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 744262-30-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,4,2,6 and 2 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 744262-30:
(8*7)+(7*4)+(6*4)+(5*2)+(4*6)+(3*2)+(2*3)+(1*0)=154
154 % 10 = 4
So 744262-30-4 is a valid CAS Registry Number.