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18718-12-2

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18718-12-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18718-12-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,7,1 and 8 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 18718-12:
(7*1)+(6*8)+(5*7)+(4*1)+(3*8)+(2*1)+(1*2)=122
122 % 10 = 2
So 18718-12-2 is a valid CAS Registry Number.
InChI:InChI=1/Cu.2H3O4P/c;2*1-5(2,3)4/h;2*(H3,1,2,3,4)/q+2;;/p-6

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