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82543-37-1

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82543-37-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 82543-37-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,2,5,4 and 3 respectively; the second part has 2 digits, 3 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 82543-37:
(7*8)+(6*2)+(5*5)+(4*4)+(3*3)+(2*3)+(1*7)=131
131 % 10 = 1
So 82543-37-1 is a valid CAS Registry Number.
InChI:InChI=1/C14H21N5O5/c1-2-3-4-23-12-8-11(17-14(15)18-12)19(6-16-8)13-10(22)9(21)7(5-20)24-13/h6-7,9-10,13,20-22H,2-5H2,1H3,(H2,15,17,18)/t7-,9-,10-,13-/m1/s1

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