38609-11-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 38609-11-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,8,6,0 and 9 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 38609-11:
(7*3)+(6*8)+(5*6)+(4*0)+(3*9)+(2*1)+(1*1)=129
129 % 10 = 9
So 38609-11-9 is a valid CAS Registry Number.