19692-74-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 19692-74-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,6,9 and 2 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 19692-74:
(7*1)+(6*9)+(5*6)+(4*9)+(3*2)+(2*7)+(1*4)=151
151 % 10 = 1
So 19692-74-1 is a valid CAS Registry Number.