945988-81-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 945988-81-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,5,9,8 and 8 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 945988-81:
(8*9)+(7*4)+(6*5)+(5*9)+(4*8)+(3*8)+(2*8)+(1*1)=248
248 % 10 = 8
So 945988-81-8 is a valid CAS Registry Number.