41138-68-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 41138-68-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,1,1,3 and 8 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 41138-68:
(7*4)+(6*1)+(5*1)+(4*3)+(3*8)+(2*6)+(1*8)=95
95 % 10 = 5
So 41138-68-5 is a valid CAS Registry Number.