143952-26-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 143952-26-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,3,9,5 and 2 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 143952-26:
(8*1)+(7*4)+(6*3)+(5*9)+(4*5)+(3*2)+(2*2)+(1*6)=135
135 % 10 = 5
So 143952-26-5 is a valid CAS Registry Number.