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13718-65-5

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13718-65-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 13718-65-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,3,7,1 and 8 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 13718-65:
(7*1)+(6*3)+(5*7)+(4*1)+(3*8)+(2*6)+(1*5)=105
105 % 10 = 5
So 13718-65-5 is a valid CAS Registry Number.
InChI:InChI=1/Fe.K.2H2O4S/c;;2*1-5(2,3)4/h;;2*(H2,1,2,3,4)/q+3;+1;;/p-4

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