127040-65-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127040-65-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,0,4 and 0 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 127040-65:
(8*1)+(7*2)+(6*7)+(5*0)+(4*4)+(3*0)+(2*6)+(1*5)=97
97 % 10 = 7
So 127040-65-7 is a valid CAS Registry Number.