58442-15-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 58442-15-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,8,4,4 and 2 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 58442-15:
(7*5)+(6*8)+(5*4)+(4*4)+(3*2)+(2*1)+(1*5)=132
132 % 10 = 2
So 58442-15-2 is a valid CAS Registry Number.