717847-92-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 717847-92-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,1,7,8,4 and 7 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 717847-92:
(8*7)+(7*1)+(6*7)+(5*8)+(4*4)+(3*7)+(2*9)+(1*2)=202
202 % 10 = 2
So 717847-92-2 is a valid CAS Registry Number.