12127-74-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12127-74-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,1,2 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 12127-74:
(7*1)+(6*2)+(5*1)+(4*2)+(3*7)+(2*7)+(1*4)=71
71 % 10 = 1
So 12127-74-1 is a valid CAS Registry Number.