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904815-57-2

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904815-57-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 904815-57-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,4,8,1 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 904815-57:
(8*9)+(7*0)+(6*4)+(5*8)+(4*1)+(3*5)+(2*5)+(1*7)=172
172 % 10 = 2
So 904815-57-2 is a valid CAS Registry Number.
InChI:InChI=1/C16H16N2O/c1-19-16-9-5-2-6-12(16)13-10-11-17-14-7-3-4-8-15(14)18-13/h2-9,17H,10-11H2,1H3

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