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172753-11-6

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172753-11-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 172753-11-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,2,7,5 and 3 respectively; the second part has 2 digits, 1 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 172753-11:
(8*1)+(7*7)+(6*2)+(5*7)+(4*5)+(3*3)+(2*1)+(1*1)=136
136 % 10 = 6
So 172753-11-6 is a valid CAS Registry Number.
InChI:InChI=1/C19H22N4O5/c1-5-28-18(25)13(17(24)21-14-9-7-6-8-12(14)2)11-20-15-10-16(26-3)23-19(22-15)27-4/h6-11H,5H2,1-4H3,(H,21,24)(H,20,22,23)/b13-11+

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