151843-85-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 151843-85-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,1,8,4 and 3 respectively; the second part has 2 digits, 8 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 151843-85:
(8*1)+(7*5)+(6*1)+(5*8)+(4*4)+(3*3)+(2*8)+(1*5)=135
135 % 10 = 5
So 151843-85-5 is a valid CAS Registry Number.