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142270-03-9

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142270-03-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142270-03-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,2,7 and 0 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 142270-03:
(8*1)+(7*4)+(6*2)+(5*2)+(4*7)+(3*0)+(2*0)+(1*3)=89
89 % 10 = 9
So 142270-03-9 is a valid CAS Registry Number.
InChI:InChI=1/C13H13FN4O5/c1-16-11-9(12(21)17(2)13(16)22)15-5-18(11)8-3-6(14)10(20)7(4-19)23-8/h3,5,7-8,19H,4H2,1-2H3/t7-,8-/m1/s1

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