141602-25-7Relevant academic research and scientific papers
Synthesis method of voriconazole impurity B
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Paragraph 0028-0029, (2019/10/23)
The invention relates to a synthesis method of a voriconazole impurity B. The synthesis method of the voriconazole impurity B comprises the steps of firstly, dissolving formamidine acetate and sodiumtert-butoxide in methyl alcohol, conducting stirring und
INDOLE AND AZAINDOLE MODULATORS OF THE ALPHA 7 NACHR
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Page/Page column 42, (2011/05/05)
This invention relates to modulation of the α7 nicotinic acetylcholine receptor (nAChR) by a compound of formula (I) or a pharmaceutically acceptable salt thereof.
Preparation of triazoles by organometallic addition to ketones and intermediates therefor
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, (2008/06/13)
A process for the preparation of a compound of the formula: or an acid addition or base salt thereof, wherein R is phenyl optionally substituted by 1 to 3 substituents each independently selected from halo and trifluoromethyl; R1 is C1-C6 alkyl; and “Het” is pyrimidinyl optionally substituted by 1 to 3 substituents each independently selected from C1-C4 alkyl, C1-C4 alkoxy, halo, oxo, benzyl and benzyloxy, comprising reacting a compound of the formula: with a compound of the formula wherein X is chloro, bromo or iodo, the reaction taking place in the presence of zinc; at least one of iodine or a Lewis acid; and an aprotic organic solvent: optionally further reacting the resulting compound with an acid or base to form the corresponding acid addition or base salt thereof.
REMEDIES OR PREVENTIVES FOR AIDS
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, (2008/06/13)
The present invention is to provide the combined use of one kind or two or more kinds of a quinolone carboxylic acid having anti-HIV activity and one kind or two or more kinds of a reverse transcriptase inhibitor or HIV protease inhibitor, and an AIDS therapeutic agent or preventive agent containing as its active ingredients one kind or two or more kinds of a quinolone carboxylic acid having anti-HIV activity and one kind or two or more kinds of a reverse transcriptase inhibitor or HIV protease inhibitor.
Aryl group- or aromatic heterocyclic group-substituted aminoquinolone derivatives and anti-HIV agent
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, (2008/06/13)
Disclosed are an aryl group- or heterocyclic group-substituted aminoquinolone compound represented by the formula (Ia), (Ib) or (Ic): STR1 wherein each of the substitutents are defined in the specification, or a salt of the compound, and an AIDS curing agent containing the same as an effective ingredient.
Aminopyrimidine derivatives as microbicides, insecticides and acaricides
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, (2008/06/13)
Compounds of formula I STR1 where R1 -R5, R8, R13, m and n are as defined herein. The novel compounds have valuable biocidal properties. They can be used in crop protection for protecting cultivated plants against attack by pests, and for controlling those pests.
Large Scale Synthesis of 4-Ethylpyrimidine
Butters, M.
, p. 1369 - 1370 (2007/10/02)
The reaction of methyl propionyl acetate with formamidine acetate in the presence of sodium methoxide produces 6-ethyl-4(3H)-pyrimidinone (1) in 67percent isolated yield.Reaction with phosphorus oxychloride and subsequent catalytic hydrogenolysis affords 4-ethylpyrimidine (3) in 41percent overall yield.
