73089-63-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 73089-63-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,0,8 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 73089-63:
(7*7)+(6*3)+(5*0)+(4*8)+(3*9)+(2*6)+(1*3)=141
141 % 10 = 1
So 73089-63-1 is a valid CAS Registry Number.