339102-69-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 339102-69-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 3,3,9,1,0 and 2 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 339102-69:
(8*3)+(7*3)+(6*9)+(5*1)+(4*0)+(3*2)+(2*6)+(1*9)=131
131 % 10 = 1
So 339102-69-1 is a valid CAS Registry Number.