1242268-01-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1242268-01-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,2,2,6 and 8 respectively; the second part has 2 digits, 0 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1242268-01:
(9*1)+(8*2)+(7*4)+(6*2)+(5*2)+(4*6)+(3*8)+(2*0)+(1*1)=124
124 % 10 = 4
So 1242268-01-4 is a valid CAS Registry Number.