61158-07-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 61158-07-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,1,1,5 and 8 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 61158-07:
(7*6)+(6*1)+(5*1)+(4*5)+(3*8)+(2*0)+(1*7)=104
104 % 10 = 4
So 61158-07-4 is a valid CAS Registry Number.