1392804-12-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1392804-12-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,9,2,8,0 and 4 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1392804-12:
(9*1)+(8*3)+(7*9)+(6*2)+(5*8)+(4*0)+(3*4)+(2*1)+(1*2)=164
164 % 10 = 4
So 1392804-12-4 is a valid CAS Registry Number.