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80018-13-9

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80018-13-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 80018-13-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,0,0,1 and 8 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 80018-13:
(7*8)+(6*0)+(5*0)+(4*1)+(3*8)+(2*1)+(1*3)=89
89 % 10 = 9
So 80018-13-9 is a valid CAS Registry Number.
InChI:InChI=1/C20H23Cl2NO/c1-12(2)19(13(3)4)23-20(15-7-5-6-8-17(15)22)16-11-14(21)9-10-18(16)24/h5-13,19,23H,1-4H3/b20-16-

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