133523-46-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 133523-46-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,3,5,2 and 3 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 133523-46:
(8*1)+(7*3)+(6*3)+(5*5)+(4*2)+(3*3)+(2*4)+(1*6)=103
103 % 10 = 3
So 133523-46-3 is a valid CAS Registry Number.