17384-79-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 17384-79-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,7,3,8 and 4 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 17384-79:
(7*1)+(6*7)+(5*3)+(4*8)+(3*4)+(2*7)+(1*9)=131
131 % 10 = 1
So 17384-79-1 is a valid CAS Registry Number.