Building Blocks

2,5-Dibromo-3-aminopyrazine is an experimental drug with anticancer activity. It has been shown to have a high affinity for DNA and inhibit the growth of tumor cells in vivo. 2,5-Dibromo-3-aminopyrazine has undergone stability tests in vivo and in vitro and also completed clinical trials. This drug binds to DNA and inhibits the enzyme protein kinase C, leading to suppression of cellular proliferation. The pharmacokinetics of this drug were evaluated by measuring the concentration of 2,5-dibromo-3-aminopyrazine in plasma after oral administration to mice. This study found that the maximum concentration was achieved at 1 hour post dose and that there was a decrease in concentration over time. The drug has been shown to bind to the dimethoxybenzene metabolic pathway, which is involved in regulating cell proliferation.
2,5-Dibromo-3-aminopyrazine

1,1'-Carbonimidoylbis-1H-imidazole is a ligand that binds to amines and isosteres. It can be activated with electrophilic reagents to form an activated linker. This ligand has been shown to inhibit the growth of xenograft tumor cells in mice by binding to functional groups on the cell surface. This drug also has been shown to bind to the receptor for advanced glycation end products (RAGE) and inhibit its function. 1,1'-Carbonimidoylbis-1H-imidazole has also been evaluated as a cancer therapeutic agent in animal models.

4-Chlorobenzenethiol is a chemical compound that contains a fatty acid. It is an intramolecular hydrogen donor with the ability to form a disulfide bond. The compound also has high stability and can be used in organic synthesis reactions involving reactive sulfur groups. 4-Chlorobenzenethiol reacts with sodium carbonate to produce sodium thiocarbonate and chloroform, which are then reacted with phosphorus pentoxide for oxidation. The reaction mechanism is similar to that of the Diels-Alder reaction and the model system involves dinucleotide phosphate. 4-Chlorobenzenethiol can be reacted with hydrochloric acid or trifluoroacetic acid as an oxidizing agent.

4-Chloro-8-quinolinol is a quinoline derivative that has been shown to have pharmacological effects. It is used in the synthesis of other compounds, such as 5-chloro-8-hydroxyquinoline, which is used in the treatment of cancer. 4-Chloro-8-quinolinol can also be prepared by oxidizing 5,6,7,8 tetrachloroquinoline with chlorine and ammonia. The photophysical properties of this compound are analogous to those of benzothiazole derivatives. The fluorescence emission spectrum ranges from 360 nm to 450 nm with a maximum at 390 nm and emission intensity at 350 nm. This compound exhibits fungitoxicity against Penicillium notatum and Aspergillus fumigatus.

R-(-)-3-Chloro-1,2-propanediol is a chiral epoxide that is used in the synthesis of other chemicals. It has been shown to be active against bacterial strains such as corynebacterium and coryneform bacteria. This chemical can be synthesized from hydrochloric acid and chlorinated propane with an asymmetric synthesis. The R-(-)-3-Chloro-1,2-propanediol can also be synthesized through electrochemical methods using chloride ion as the reducing agent. This compound is soluble in water and shows kinetic activity with carbon sources when used as an antibiotic.

1,2-Bis(chlorodimethylsilyl)ethane is a reactive chemical that is synthesized from hydroxychloroformates and hydrogen chloride. It reacts with silicon to form chlorosilanes, which are then used in the polymerization of siloxanes. 1,2-Bis(chlorodimethylsilyl)ethane has been shown to be an effective initiator for the polymerization of methyl methacrylate and ethylene glycol dimethacrylate. 1,2-Bis(chlorodimethylsilyl)ethane is also used as a hydroxyl group donor in organic reactions.

Boc-His(Trt)-OH is a chemical compound that has been used in the laboratory to study uptake and binding of compounds. It is stable in complex with albumin, which has led to its use as a model system for studying hepatic steatosis. This chemical can be synthesized by solid-phase synthesis with trifluoroacetic acid and polypeptide synthesis. FT-IR spectroscopy has been used to characterize Boc-His(Trt)-OH, revealing its chemical diversity.

3-Bromo-4-chloroaniline is a chloroaniline compound. It is synthesized by reacting hexamethylenetetramine with chlorine gas in the presence of formaldehyde and paraformaldehyde. 3-Bromo-4-chloroaniline has been used to produce other compounds, such as trimethylchlorosilane, which is used in the production of silicone rubber. Chloroanilines are toxic chemicals that can be found in the environment and react with formaldehyde to produce carcinogenic substances called halofuginones.

Versatile small molecule scaffold