418789-27-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 418789-27-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,1,8,7,8 and 9 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 418789-27:
(8*4)+(7*1)+(6*8)+(5*7)+(4*8)+(3*9)+(2*2)+(1*7)=192
192 % 10 = 2
So 418789-27-2 is a valid CAS Registry Number.