577767-35-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 577767-35-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,7,7,7,6 and 7 respectively; the second part has 2 digits, 3 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 577767-35:
(8*5)+(7*7)+(6*7)+(5*7)+(4*6)+(3*7)+(2*3)+(1*5)=222
222 % 10 = 2
So 577767-35-2 is a valid CAS Registry Number.