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139262-16-1

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139262-16-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 139262-16-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,9,2,6 and 2 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 139262-16:
(8*1)+(7*3)+(6*9)+(5*2)+(4*6)+(3*2)+(2*1)+(1*6)=131
131 % 10 = 1
So 139262-16-1 is a valid CAS Registry Number.
InChI:InChI=1/C14H14N2O6/c1-7-4-12(17)22-11-5-8(2-3-9(7)11)16-14(20)21-6-10(15)13(18)19/h2-5,10H,6,15H2,1H3,(H,16,20)(H,18,19)/t10-/m0/s1

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