68901-41-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 68901-41-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,9,0 and 1 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 68901-41:
(7*6)+(6*8)+(5*9)+(4*0)+(3*1)+(2*4)+(1*1)=147
147 % 10 = 7
So 68901-41-7 is a valid CAS Registry Number.