877064-61-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 877064-61-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,7,0,6 and 4 respectively; the second part has 2 digits, 6 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 877064-61:
(8*8)+(7*7)+(6*7)+(5*0)+(4*6)+(3*4)+(2*6)+(1*1)=204
204 % 10 = 4
So 877064-61-4 is a valid CAS Registry Number.