1338809-69-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1338809-69-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,8,8,0 and 9 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1338809-69:
(9*1)+(8*3)+(7*3)+(6*8)+(5*8)+(4*0)+(3*9)+(2*6)+(1*9)=190
190 % 10 = 0
So 1338809-69-0 is a valid CAS Registry Number.