124121-36-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 124121-36-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,4,1,2 and 1 respectively; the second part has 2 digits, 3 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 124121-36:
(8*1)+(7*2)+(6*4)+(5*1)+(4*2)+(3*1)+(2*3)+(1*6)=74
74 % 10 = 4
So 124121-36-4 is a valid CAS Registry Number.