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5458-04-8

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5458-04-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5458-04-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,4,5 and 8 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 5458-04:
(6*5)+(5*4)+(4*5)+(3*8)+(2*0)+(1*4)=98
98 % 10 = 8
So 5458-04-8 is a valid CAS Registry Number.
InChI:InChI=1/C7H7NO4S/c1-2-13-7(9)5-3-4-6(12-5)8(10)11/h3-4H,2H2,1H3

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