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4000-77-5

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4000-77-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 4000-77-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,0,0 and 0 respectively; the second part has 2 digits, 7 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 4000-77:
(6*4)+(5*0)+(4*0)+(3*0)+(2*7)+(1*7)=45
45 % 10 = 5
So 4000-77-5 is a valid CAS Registry Number.
InChI:InChI=1/C11H9N5O5/c1-6(17)12-11-13-10(18)8(14-15-11)4-2-7-3-5-9(21-7)16(19)20/h2-5H,1H3,(H2,12,13,15,17,18)/b4-2+

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