90917-76-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90917-76-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,9,1 and 7 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 90917-76:
(7*9)+(6*0)+(5*9)+(4*1)+(3*7)+(2*7)+(1*6)=153
153 % 10 = 3
So 90917-76-3 is a valid CAS Registry Number.