738-68-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 738-68-1 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 7,3 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 738-68:
(5*7)+(4*3)+(3*8)+(2*6)+(1*8)=91
91 % 10 = 1
So 738-68-1 is a valid CAS Registry Number.