89736-30-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89736-30-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,7,3 and 6 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 89736-30:
(7*8)+(6*9)+(5*7)+(4*3)+(3*6)+(2*3)+(1*0)=181
181 % 10 = 1
So 89736-30-1 is a valid CAS Registry Number.