1357451-64-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1357451-64-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,5,7,4,5 and 1 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1357451-64:
(9*1)+(8*3)+(7*5)+(6*7)+(5*4)+(4*5)+(3*1)+(2*6)+(1*4)=169
169 % 10 = 9
So 1357451-64-9 is a valid CAS Registry Number.