677726-42-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 677726-42-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,7,7,7,2 and 6 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 677726-42:
(8*6)+(7*7)+(6*7)+(5*7)+(4*2)+(3*6)+(2*4)+(1*2)=210
210 % 10 = 0
So 677726-42-0 is a valid CAS Registry Number.