117702-78-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117702-78-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,7,0 and 2 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 117702-78:
(8*1)+(7*1)+(6*7)+(5*7)+(4*0)+(3*2)+(2*7)+(1*8)=120
120 % 10 = 0
So 117702-78-0 is a valid CAS Registry Number.