91088-92-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91088-92-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,1,0,8 and 8 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 91088-92:
(7*9)+(6*1)+(5*0)+(4*8)+(3*8)+(2*9)+(1*2)=145
145 % 10 = 5
So 91088-92-5 is a valid CAS Registry Number.