127293-39-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 127293-39-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,7,2,9 and 3 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 127293-39:
(8*1)+(7*2)+(6*7)+(5*2)+(4*9)+(3*3)+(2*3)+(1*9)=134
134 % 10 = 4
So 127293-39-4 is a valid CAS Registry Number.