127686-19-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127686-19-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,6,8 and 6 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 127686-19:
(8*1)+(7*2)+(6*7)+(5*6)+(4*8)+(3*6)+(2*1)+(1*9)=155
155 % 10 = 5
So 127686-19-5 is a valid CAS Registry Number.