183194-74-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 183194-74-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,3,1,9 and 4 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 183194-74:
(8*1)+(7*8)+(6*3)+(5*1)+(4*9)+(3*4)+(2*7)+(1*4)=153
153 % 10 = 3
So 183194-74-3 is a valid CAS Registry Number.