70423-64-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 70423-64-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,0,4,2 and 3 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 70423-64:
(7*7)+(6*0)+(5*4)+(4*2)+(3*3)+(2*6)+(1*4)=102
102 % 10 = 2
So 70423-64-2 is a valid CAS Registry Number.