1242268-16-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1242268-16-1 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, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1242268-16:
(9*1)+(8*2)+(7*4)+(6*2)+(5*2)+(4*6)+(3*8)+(2*1)+(1*6)=131
131 % 10 = 1
So 1242268-16-1 is a valid CAS Registry Number.