127880-83-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127880-83-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,8,8 and 0 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 127880-83:
(8*1)+(7*2)+(6*7)+(5*8)+(4*8)+(3*0)+(2*8)+(1*3)=155
155 % 10 = 5
So 127880-83-5 is a valid CAS Registry Number.