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19619-43-3

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19619-43-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 19619-43-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,9,6,1 and 9 respectively; the second part has 2 digits, 4 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 19619-43:
(7*1)+(6*9)+(5*6)+(4*1)+(3*9)+(2*4)+(1*3)=133
133 % 10 = 3
So 19619-43-3 is a valid CAS Registry Number.
InChI:InChI=1/C9H16O4.K/c10-8(11)6-4-2-1-3-5-7-9(12)13;/h1-7H2,(H,10,11)(H,12,13);/q;+1/p-2

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