68358-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68358-05-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,3,5 and 8 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 68358-05:
(7*6)+(6*8)+(5*3)+(4*5)+(3*8)+(2*0)+(1*5)=154
154 % 10 = 4
So 68358-05-4 is a valid CAS Registry Number.