117986-47-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117986-47-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,9,8 and 6 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 117986-47:
(8*1)+(7*1)+(6*7)+(5*9)+(4*8)+(3*6)+(2*4)+(1*7)=167
167 % 10 = 7
So 117986-47-7 is a valid CAS Registry Number.