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142678-05-5

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142678-05-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142678-05-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,6,7 and 8 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 142678-05:
(8*1)+(7*4)+(6*2)+(5*6)+(4*7)+(3*8)+(2*0)+(1*5)=135
135 % 10 = 5
So 142678-05-5 is a valid CAS Registry Number.
InChI:InChI=1/C10H14Cl2N2O5S/c11-3-7(12)20-4-6(14)10(18)19-9(17)5(13)1-2-8(15)16/h3,5-6H,1-2,4,13-14H2,(H,15,16)/b7-3+/t5-,6-/m0/s1

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