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140234-19-1

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140234-19-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 140234-19-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,0,2,3 and 4 respectively; the second part has 2 digits, 1 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 140234-19:
(8*1)+(7*4)+(6*0)+(5*2)+(4*3)+(3*4)+(2*1)+(1*9)=81
81 % 10 = 1
So 140234-19-1 is a valid CAS Registry Number.
InChI:InChI=1/C18H23N3O7S2/c19-11(6-7-13(22)23)16(27)21-12(17(28)20-8-14(24)25)9-30-18(29)15(26)10-4-2-1-3-5-10/h1-5,11-12,15,26H,6-9,19H2,(H,20,28)(H,21,27)(H,22,23)(H,24,25)/t11-,12-,15+/m0/s1

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