17709-33-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17709-33-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,7,0 and 9 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 17709-33:
(7*1)+(6*7)+(5*7)+(4*0)+(3*9)+(2*3)+(1*3)=120
120 % 10 = 0
So 17709-33-0 is a valid CAS Registry Number.