40181-92-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 40181-92-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,0,1,8 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 40181-92:
(7*4)+(6*0)+(5*1)+(4*8)+(3*1)+(2*9)+(1*2)=88
88 % 10 = 8
So 40181-92-8 is a valid CAS Registry Number.