7058-21-1Relevant articles and documents
Thrombopoietin mimetics
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Page column 25, (2008/06/13)
Non-peptide TPO mimetics are disclosed, as well as a method of treating thrombocytopenia, in a mammal, including a human, in need thereof, which comprises administering to such mammal an effective amount of a selected hydroxy-1-azo-naphthalene derivative.
Solid-phase synthesis of substituted pyrazolones from polymer-bound β-keto esters
Tietze, Lutz F.,Evers, Holger,Hippe, Thomas,Steinmetz, Adrian,T?pken, Enno
, p. 1631 - 1634 (2007/10/03)
Polymer-bound acetoacetate 3 was γ-mono- and γ-dialkylated, as well as α-monoalkylated, to give 6, 9, and 13, respectively. Treatment with hydrazine or substituted hydrazines followed by thermal or acidic cyclizing cleavage yielded the pyrazolones 17a-dd in a purity of >90%.