1442116-79-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1442116-79-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,4,2,1,1 and 6 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1442116-79:
(9*1)+(8*4)+(7*4)+(6*2)+(5*1)+(4*1)+(3*6)+(2*7)+(1*9)=131
131 % 10 = 1
So 1442116-79-1 is a valid CAS Registry Number.