12141-27-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12141-27-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,1,4 and 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 12141-27:
(7*1)+(6*2)+(5*1)+(4*4)+(3*1)+(2*2)+(1*7)=54
54 % 10 = 4
So 12141-27-4 is a valid CAS Registry Number.