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145576-15-4

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145576-15-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 145576-15-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,5,5,7 and 6 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 145576-15:
(8*1)+(7*4)+(6*5)+(5*5)+(4*7)+(3*6)+(2*1)+(1*5)=144
144 % 10 = 4
So 145576-15-4 is a valid CAS Registry Number.

145576-15-4Downstream Products

145576-15-4Relevant articles and documents

Chelation-Controlled Regioselectivity in the Synthesis of Substituted Pyrazolylpyridine Ligands. 2. Tridentates

Valk, Patrick van der,Potvin, Pierre G.

, p. 1766 - 1770 (1994)

A new, more reliable synthesis of tetraketone 4 was found.With t-BuNHNH2, PhNHNH2, and 4-hydrazinobenzoic acid, it condensed to give mostly in,in-disubstituted derivatives (7ii-9ii) of the parent, C-linked 2,6-bis(pyrazol-3-yl)pyridine 5, along with some

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