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39191-26-9

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39191-26-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 39191-26-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,1,9 and 1 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 39191-26:
(7*3)+(6*9)+(5*1)+(4*9)+(3*1)+(2*2)+(1*6)=129
129 % 10 = 9
So 39191-26-9 is a valid CAS Registry Number.
InChI:InChI=1/C14H11Cl2NO2/c1-8-11(15)6-9(7-12(8)16)17-13-5-3-2-4-10(13)14(18)19/h2-7,17H,1H3,(H,18,19)

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