1934400-08-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1934400-08-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,9,3,4,4,0 and 0 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1934400-08:
(9*1)+(8*9)+(7*3)+(6*4)+(5*4)+(4*0)+(3*0)+(2*0)+(1*8)=154
154 % 10 = 4
So 1934400-08-4 is a valid CAS Registry Number.