1392469-74-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1392469-74-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,2,4,6 and 9 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1392469-74:
(9*1)+(8*3)+(7*9)+(6*2)+(5*4)+(4*6)+(3*9)+(2*7)+(1*4)=197
197 % 10 = 7
So 1392469-74-7 is a valid CAS Registry Number.