1142202-02-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1142202-02-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,4,2,2,0 and 2 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1142202-02:
(9*1)+(8*1)+(7*4)+(6*2)+(5*2)+(4*0)+(3*2)+(2*0)+(1*2)=75
75 % 10 = 5
So 1142202-02-5 is a valid CAS Registry Number.