Heterociclos com Nitrogénio (N)

<p>4-Oxo-1-piperidinecarboxylic acid ethyl ester is an antimicrobial agent that belongs to the group of unsaturated ketones. It has been shown to have clinical activity against gram-positive bacteria, including Staphylococcus aureus, Enterococcus faecalis and Streptococcus pneumoniae, as well as Candida albicans. It also exhibits significant antiinflammatory activity in mice with chronic inflammation induced by carrageenan or LPS. 4-Oxo-1-piperidinecarboxylic acid ethyl ester inhibits the enzyme dpp-4, which is involved in the production of amyloid beta peptides and type II diabetes. This compound was also shown to possess anticholinesterase activity in vitro.</p>

<p>2-Bromo-6-methoxypyridin-3-amine is a perovskite that has been shown to have a high photoluminescence quantum yield and can be used in solar cells. This compound interacts with both the ligands and the acceptors, boosting the efficiency of these compounds. The 2-bromo-6 methoxypyridin-3 amine is a semiconductor with an electron affinity of 1.9 eV and a band gap of 1.6 eV. It has been shown to be efficient as a photoluminescent material in nanocrystals.</p>

<p>4-Amino-3-methoxypyridine (4AMMP) is a naturally occurring amino acid that can be found in the nuclei of innervated tissues. It is an inhibitor of the enzyme tyrosine hydroxylase and inhibits the synthesis of catecholamines. The concentration of 4AMMP in blood was measured by radioactivity. This agent has been used for studies on the thalamic nucleus and cortex, as well as for measuring catecholamine levels in tissue homogenates.</p>

<p>3-Piperidin-1-ylpropanoic acid is a hydroxylated compound that belongs to the group of aromatic hydrocarbons. It has been shown to inhibit the activity of enzymes such as model studies and test compounds, which are used in biological samples. 3-Piperidin-1-ylpropanoic acid is not active against mouse tumor cells and does not show any locomotor activity. The terminal half life of this drug has been determined in urine samples from mice at 20 hours.</p>

<p>N-Benzyl-4-piperidone is a potent antagonist of the histamine H1 receptor. It binds to the receptor in vivo, and it has been shown that this binding leads to a decrease in the release of neurotransmitters in the central nervous system. This drug is used for the treatment of hiv infection and for other conditions such as allergic rhinitis, chronic idiopathic urticaria, and vasomotor rhinitis. N-Benzyl-4-piperidone inhibits the reaction between propionyl chloride and dibutyltin oxide to form a dialkyl tin compound by an acylation reaction. The low energy released during this reaction may be due to hydrogen bonding between this drug and water molecules.</p>