773152-21-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 773152-21-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,3,1,5 and 2 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 773152-21:
(8*7)+(7*7)+(6*3)+(5*1)+(4*5)+(3*2)+(2*2)+(1*1)=159
159 % 10 = 9
So 773152-21-9 is a valid CAS Registry Number.