235422-64-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 235422-64-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,3,5,4,2 and 2 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 235422-64:
(8*2)+(7*3)+(6*5)+(5*4)+(4*2)+(3*2)+(2*6)+(1*4)=117
117 % 10 = 7
So 235422-64-7 is a valid CAS Registry Number.