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19287-89-9

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19287-89-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19287-89-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,2,8 and 7 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 19287-89:
(7*1)+(6*9)+(5*2)+(4*8)+(3*7)+(2*8)+(1*9)=149
149 % 10 = 9
So 19287-89-9 is a valid CAS Registry Number.
InChI:InChI=1/2Ag.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2

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