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73535-72-5

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73535-72-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 73535-72-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,3,5,3 and 5 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 73535-72:
(7*7)+(6*3)+(5*5)+(4*3)+(3*5)+(2*7)+(1*2)=135
135 % 10 = 5
So 73535-72-5 is a valid CAS Registry Number.

73535-72-5Relevant articles and documents

Synthesis of a new scaffold: The 7H,8H-pyrimido[1,6-b]pyridazin-6,8-dione nucleus

Herold, Franciszek,Kalucka, Malgorzata,Krol, Marek,Herold, Joanna,Kleps, Jerzy,Turlo, Jadwiga

, p. 2643 - 2657 (2008/03/13)

This paper describes a modified method of preparation of a number of α-aryl-α-(pyridazin-3-yl)-acetonitriles via the C-arylation reaction of the corresponding carbanions of phenylacetonitriles using 3-chloropyridazine derivatives. KOH and DMSO were used i

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