18351-61-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 18351-61-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,3,5 and 1 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 18351-61:
(7*1)+(6*8)+(5*3)+(4*5)+(3*1)+(2*6)+(1*1)=106
106 % 10 = 6
So 18351-61-6 is a valid CAS Registry Number.