90181-49-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90181-49-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,1,8 and 1 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 90181-49:
(7*9)+(6*0)+(5*1)+(4*8)+(3*1)+(2*4)+(1*9)=120
120 % 10 = 0
So 90181-49-0 is a valid CAS Registry Number.