1393604-74-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1393604-74-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,3,6,0 and 4 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1393604-74:
(9*1)+(8*3)+(7*9)+(6*3)+(5*6)+(4*0)+(3*4)+(2*7)+(1*4)=174
174 % 10 = 4
So 1393604-74-4 is a valid CAS Registry Number.