89776-06-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 89776-06-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,9,7,7 and 6 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 89776-06:
(7*8)+(6*9)+(5*7)+(4*7)+(3*6)+(2*0)+(1*6)=197
197 % 10 = 7
So 89776-06-7 is a valid CAS Registry Number.