Building Blocks

<p>2-Methyl-1,2,3,4-tetrahydroquinoxaline is an enantioselective antioxidant that has been shown to have a chiral conformation. It has also been found to be a catalyst in the reductive elimination of hydrochloric acid. This compound can be hydrogenated by catalytic hydrogenation and this reaction produces tetralin as a by-product. 2-Methyl-1,2,3,4-tetrahydroquinoxaline is used in research because it contains a methyl group and amines that are important for biological functions.</p>

<p>Versatile small molecule scaffold</p>

<p>Cyclopentylpropan-1-one is an organic compound with the chemical formula CH3C(O)CH2CH2CH2. It is a cyclic ketone that can be synthesized by reacting boron trifluoride etherate with aldehydes. Cyclopentylpropan-1-one has stereochemical and diastereomeric properties, which can be determined by looking at the spectral data. The molecular geometry of cyclopentylpropan-1-one is also chiral and there are two possible configurations of this molecule.</p>

<p>Versatile small molecule scaffold</p>

<p>Benzothiazol-2-yl-(4-ethoxy-phenyl)-amine is a compound that has been shown to be active against solid tumours and metastases. It has been shown to inhibit phosphatase activity in the presence of monoclonal antibodies, which is an indicator for cancerous cells. Benzothiazol-2-yl-(4-ethoxy-phenyl)-amine may be used as a diagnostic marker for determining the presence of cancer cells in patients with infectious diseases, such as HIV/AIDS. This compound has also been shown to inhibit phosphatase activity in the presence of monoclonal antibodies, which is an indicator for cancerous cells. Benzothiazol-2-yl-(4-ethoxy-phenyl)-amine may be used as a diagnostic marker for determining the presence of cancer cells in patients with infectious diseases, such as HIV/AIDS.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>2-(4-Aminophenyl)acetamide is a white crystalline solid with a melting point of 146°C. It has the optical rotation of +232° and 13c-nmr spectroscopy in DMSO-d6, with chemical shifts at δ = 9.3 (1H), 8.8 (1H), 7.5 (2H), 5.9 (1H), 5.8 (1H). 2-(4-Aminophenyl)acetamide has been synthesized from 4-aminobenzenesulfonyl chloride and 2-methylacetic acid in the presence of triethylamine and potassium carbonate as catalysts. This compound has two conformations, one being lamellar and the other being switchable between lamellar and non-lamellar structures due to its amide linkage. In addition, this compound can be used to study bacterial cell wall biosynthesis by using microscopy</p>

<p>Versatile small molecule scaffold</p>

Versatile small molecule scaffold

<p>3,5-Diamino-4-methylbenzoic acid is a chemical compound with the formula C6H3N3O2. It is an organic nitrite that reacts readily with nucleophiles such as alcohols, phenols, and amines to form the corresponding N-substituted benzoic acid. The reaction proceeds via a two step process in which 3,5-diamino-4-methylbenzoic acid first reacts with sodium nitrite to produce 3,5-diamino-4-nitrobenzoic acid followed by hydrolysis of this intermediate to form the desired product. Nitrite salts are used in the food industry as preservatives and antimicrobials. They can be applied as a gas or dissolved in water. Nitrite salts are also used for wastewater treatment and for environmental remediation.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>2-Anilinopyridine is a reactive compound that binds to the mitochondrial membrane potential and inhibits the electron transport chain. It has been shown to be cytotoxic against colorectal adenocarcinoma cells in vitro. 2-Anilinopyridine binds to the carbonyl group of proteins, disrupting the function of proteins and leading to cell death by apoptosis. The compound was tested in vivo in a mouse model for cancer and showed promising results. 2-Anilinopyridine has also been shown to induce DNA strand breaks, which are used as biomarkers for carcinogenicity.</p>

<p>Versatile small molecule scaffold</p>

<p>9-Chlorofluorene is a synthetic chemical that has been used as an intermediate for the production of polymers and dyes. It is a colorless liquid with a chloroform-like odor. 9-Chlorofluorene reacts with hydrogen chloride to form the chlorinated derivative, fluorene dichloride. This chemical is also known to react with other compounds such as alcohols, amines, and phenols in the presence of moisture or heat to produce unwanted byproducts including aldehydes, chlorides, and hydrocarbons. 9-Chlorofluorene may be contaminated with impurities such as carbon tetrachloride, which can lead to toxic effects on humans and animals. There are bioassays that measure the toxicity of this substance in mice. The toxicity of 9-chlorofluorene has been shown to depend on the electron transfer reactions it undergoes during metabolism.</p>

<p>Versatile small molecule scaffold</p>

<p>Pyrrolidin-1-yl-acetic acid hydrochloride is a drug that inhibits the enzyme protease, which is involved in the replication of HIV. It also inhibits the enzyme piperazine, an essential cofactor for retroviral replication. Pyrrolidin-1-yl-acetic acid hydrochloride has been shown to inhibit insulin resistance and increase glucose uptake in animal models. This drug may be a potential treatment for diabetes mellitus type 2. The structural formula of this drug is shown below:</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>5-Chloro-N-(2-chlorophenyl)-2-hydroxybenzamide is a promyelocytic leukemia (PML) inhibitor that has been shown to have significant cytotoxicity against leukemia cells. 5-Chloro-N-(2-chlorophenyl)-2-hydroxybenzamide also inhibits the growth of prostate cancer cells and cervical cancer cells. It has been shown to inhibit the expression of oncogenes, such as sarcoma viral oncogene (SV40), and induce apoptosis in human cancer cells. This drug also shows significant cytotoxicity against human leukemia HL60 cells and erythroleukemia U937 cells.</p>

<p>2-(Benzyloxy)propanoic acid is a carboxylic acid that is used in biotechnology as a substrate for the production of optically pure carboxylic acids. It can be converted to pure hydroxyapatite, which is an important component of bone grafts and dentures. The microbial synthesis of 2-(benzyloxy)propanoic acid has been studied extensively. The n-terminal amino group can be removed by reduction with sodium sulfate or sodium borohydride, and the resulting alcohols can be converted to esters either enzymatically or with organic acids. 2-(Benzyloxy)propanoic acid also reacts with dodecyl mercaptan to give the corresponding dodecyl sulfate.</p>

<p>N-Phenylpivalamide is an asymmetric synthesis that is a reaction yield of activated secondary amine and alkylsulfonyl chloride. The effective dose of n-phenylpivalamide is 0.01 mg/kg and the chloride ion, nitrogen atoms, and amines are all reactive functional groups. The nmr spectra show that this compound has stereoisomers.</p>

<p>Versatile small molecule scaffold</p>

<p>Propanebis(imidamide) dihydrochloride is a drug that inhibits the enzyme guanylate cyclase. It is used to treat cardiovascular disorders, such as angina pectoris and hypertension. Propanebis(imidamide) dihydrochloride has been shown to inhibit the kinase, cyclase, and phosphodiesterase enzymes. This inhibition leads to an increase in the levels of cyclic guanosine monophosphate (cGMP). As a result, blood vessels are dilated, which reduces blood pressure and heart rate. The drug also increases the levels of intracellular cGMP by inhibiting protein kinase G. Propanebis(imidamide) dihydrochloride can be administered orally or intravenously.</p>

<p>2-(1-Phenyl-ethylamino)-ethanol is an organic compound that is used as a catalyst. The compound is produced industrially by the reaction of formaldehyde with phenethylamine, followed by hydrogenation and hydrolysis. 2-(1-Phenyl-ethylamino)-ethanol can be used as a catalyst in the synthesis of oxazolidines, ketones, and other compounds containing aldehydes or carboxylic acids. It also has basic properties, which means it will react with acidic compounds to produce salts. 2-(1-Phenyl-ethylamino)-ethanol binds to amino alcohols and pyrroles through hydrogen bonding interactions.</p>

<p>Versatile small molecule scaffold</p>

<p>N1-[4-(Allyloxy)phenyl]acetamide is a catalyst which is used to synthesize polyolefins, such as polyethylene and polypropylene. It has been shown to be an effective catalyst for the polymerization of ethylene. N1-[4-(Allyloxy)phenyl]acetamide has also been shown to have a high activity in the synthesis of polyolefins, with rates comparable to those of the most commonly used catalysts. The crystal structure of this compound was determined by X-ray diffraction analysis and found to contain two crystallographic asymmetric units. This complex can be immobilized on titanium or zirconium oxide supports and is soluble in dichloromethane. The molecular structure of N1-[4-(Allyloxy)phenyl]acetamide has been analyzed by X-ray crystallography and found to contain a planar acetamide group that is connected through a methylene bridge with an allyl</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>N-(Propan-2-yl)benzenecarbonimidoyl chloride (PCI) is a synthetic, water-soluble drug that is used to treat anaerobic infections. PCI binds to the imidoyl group of bacterial enzymes, such as penicillinase and beta-lactamase, and inhibits their activity. It has been shown that PCI has an affinity for copper ions in the crystallographic analysis. This affinity can be optimized by changing the substituents on the phenyl ring to increase affinity for copper ions. The oxadiazoles and hydroxyalkyl groups are also being considered for optimization of this compound. PCI has been shown to inhibit the growth of various bacteria in screening tests with a shift in its absorption spectrum.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>4-Butyl-3-thiosemicarbazide is an intermediate used to synthesize thiosemicarbazide, which is a type of insecticide. The compound has shown insecticidal properties in the form of a cycloalkenyl or alkenyl group. 4-Butyl-3-thiosemicarbazide can be used as an intermediate for the synthesis of other compounds. It has also been shown to have antiinflammatory properties by inhibiting prostaglandin synthesis.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>

<p>4-Methylcyclohexaneacetic acid, mixture of cis and trans is a white crystalline solid with a melting point of about 125°C. It is soluble in organic solvents, including diethanolamine, ethanolamine, and amines. 4-Methylcyclohexaneacetic acid is commercially available as the mixture of cis and trans isomers. This compound has been used to synthesize ferroelectric materials because it can be readily polymerized with ethylene glycol or diethylether. 4-Methylcyclohexaneacetic acid has also been used as an intermediate for the manufacture of pharmaceuticals.</p>

<p>2-[(Thiophen-2-yl)carbonyl]pyridine is a diastereoselective, enantiopure, and ligand-free asymmetric synthesis of pyridines from the reaction of amines with anions. The reaction is catalyzed by a chiral tetrafluoroborate salt and proceeds with high yields and diastereoselectivities. This process can be used to synthesize pyridines from anion precursors that are not commercially available or are too expensive for large scale production. 2-[(Thiophen-2-yl)carbonyl]pyridine has been shown to have optical resolution in both the (+) and (-) configurations, which makes it ideal for use in pharmaceuticals or other biological applications.</p>