135145-81-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 135145-81-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,5,1,4 and 5 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 135145-81:
(8*1)+(7*3)+(6*5)+(5*1)+(4*4)+(3*5)+(2*8)+(1*1)=112
112 % 10 = 2
So 135145-81-2 is a valid CAS Registry Number.