1158844-54-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1158844-54-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,8,8,4 and 4 respectively; the second part has 2 digits, 5 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1158844-54:
(9*1)+(8*1)+(7*5)+(6*8)+(5*8)+(4*4)+(3*4)+(2*5)+(1*4)=182
182 % 10 = 2
So 1158844-54-2 is a valid CAS Registry Number.