577956-09-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 577956-09-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,7,7,9,5 and 6 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 577956-09:
(8*5)+(7*7)+(6*7)+(5*9)+(4*5)+(3*6)+(2*0)+(1*9)=223
223 % 10 = 3
So 577956-09-3 is a valid CAS Registry Number.