1331858-80-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1331858-80-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,1,8,5 and 8 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1331858-80:
(9*1)+(8*3)+(7*3)+(6*1)+(5*8)+(4*5)+(3*8)+(2*8)+(1*0)=160
160 % 10 = 0
So 1331858-80-0 is a valid CAS Registry Number.