505087-67-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 505087-67-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,5,0,8 and 7 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 505087-67:
(8*5)+(7*0)+(6*5)+(5*0)+(4*8)+(3*7)+(2*6)+(1*7)=142
142 % 10 = 2
So 505087-67-2 is a valid CAS Registry Number.