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18550-71-5

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18550-71-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 18550-71-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,8,5,5 and 0 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 18550-71:
(7*1)+(6*8)+(5*5)+(4*5)+(3*0)+(2*7)+(1*1)=115
115 % 10 = 5
So 18550-71-5 is a valid CAS Registry Number.

18550-71-5Relevant articles and documents

Isotopic perturbations in aromatic character and new closely related conformers found in [16]- and [18]annulene [6]

Stevenson, Cheryl D.,Kurth, Todd L.

, p. 722 - 723 (2007/10/03)

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