91087-37-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 91087-37-5 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 7 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 91087-37:
(7*9)+(6*1)+(5*0)+(4*8)+(3*7)+(2*3)+(1*7)=135
135 % 10 = 5
So 91087-37-5 is a valid CAS Registry Number.