935542-80-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 935542-80-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,5,5,4 and 2 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 935542-80:
(8*9)+(7*3)+(6*5)+(5*5)+(4*4)+(3*2)+(2*8)+(1*0)=186
186 % 10 = 6
So 935542-80-6 is a valid CAS Registry Number.