1255407-11-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1255407-11-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,5,5,4,0 and 7 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1255407-11:
(9*1)+(8*2)+(7*5)+(6*5)+(5*4)+(4*0)+(3*7)+(2*1)+(1*1)=134
134 % 10 = 4
So 1255407-11-4 is a valid CAS Registry Number.