773134-23-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 773134-23-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,3,1,3 and 4 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 773134-23:
(8*7)+(7*7)+(6*3)+(5*1)+(4*3)+(3*4)+(2*2)+(1*3)=159
159 % 10 = 9
So 773134-23-9 is a valid CAS Registry Number.