117233-42-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 117233-42-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,2,3 and 3 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 117233-42:
(8*1)+(7*1)+(6*7)+(5*2)+(4*3)+(3*3)+(2*4)+(1*2)=98
98 % 10 = 8
So 117233-42-8 is a valid CAS Registry Number.