877762-70-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 877762-70-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,7,7,6 and 2 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 877762-70:
(8*8)+(7*7)+(6*7)+(5*7)+(4*6)+(3*2)+(2*7)+(1*0)=234
234 % 10 = 4
So 877762-70-4 is a valid CAS Registry Number.