35491-69-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 35491-69-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,5,4,9 and 1 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 35491-69:
(7*3)+(6*5)+(5*4)+(4*9)+(3*1)+(2*6)+(1*9)=131
131 % 10 = 1
So 35491-69-1 is a valid CAS Registry Number.