1268381-40-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1268381-40-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,8,3,8 and 1 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1268381-40:
(9*1)+(8*2)+(7*6)+(6*8)+(5*3)+(4*8)+(3*1)+(2*4)+(1*0)=173
173 % 10 = 3
So 1268381-40-3 is a valid CAS Registry Number.