142252-83-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 142252-83-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,2,5 and 2 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 142252-83:
(8*1)+(7*4)+(6*2)+(5*2)+(4*5)+(3*2)+(2*8)+(1*3)=103
103 % 10 = 3
So 142252-83-3 is a valid CAS Registry Number.