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18957-59-0

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18957-59-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18957-59-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,9,5 and 7 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 18957-59:
(7*1)+(6*8)+(5*9)+(4*5)+(3*7)+(2*5)+(1*9)=160
160 % 10 = 0
So 18957-59-0 is a valid CAS Registry Number.
InChI:InChI=1/C9H8O2.Zn/c10-9(11)7-6-8-4-2-1-3-5-8;/h1-7H,(H,10,11);/q;+2/p-1/b7-6+;

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