12442-45-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 12442-45-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,2,4,4 and 2 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 12442-45:
(7*1)+(6*2)+(5*4)+(4*4)+(3*2)+(2*4)+(1*5)=74
74 % 10 = 4
So 12442-45-4 is a valid CAS Registry Number.
InChI:InChI=1/4Ce.3O.3S/q4*+3;6*-2