Building Blocks

<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>

Versatile small molecule scaffold

Versatile small molecule scaffold

<p>3-Oxo-N,3-diphenylpropanamide is a hydroxyl group that has been shown to form a copper complex in the presence of hydrochloric acid. 3-Oxo-N,3-diphenylpropanamide is an aliphatic hydrocarbon with optical properties that are different from those of other aliphatic hydrocarbons. It has been shown to have high resistance to nitro groups and can be used as a microsphere for medical purposes. The reaction products of 3-oxo-N,3-diphenylpropanamide are diazonium salts and immune reactions against nonpolar solvents such as hexane and dichloromethane. 3-Oxo-N,3-diphenylpropanamide reacts with an active methylene (methyl alcohol) by forming an imine.</p>

Bis(2-hydroxyethyl) terephthalate (BHT) is the glycol ester of terephthalic acid. It is a colorless, odorless, viscous liquid that is soluble in water and has a synergetic effect with polyethylene glycols. BHT is used to increase the stability of plastics and other materials against chemical degradation by inhibiting oxidation reactions. This compound can be prepared by reacting trifluoroacetic acid with ethylene glycol. The activation energy for this reaction is 28 kJ/mol. The reaction mechanism involves an intramolecular hydrogen bond between the hydroxy group on the 2-position of the terephthalate molecule and the carbonyl group on the 1-position. The high values are due to its ability to intercept radiation from UV light sources and gamma rays.

<p>Diphenamid is a diphenyl ether herbicide. It is used to control weeds in agricultural crops and dry hay, straw, and cereal grains. Diphenamid has been shown to inhibit the growth of certain fungi such as Triticum aestivum. The toxicological effects of diphenamid have been studied extensively and it has been classified as practically non-toxic to humans, with no evidence of carcinogenicity or mutagenicity. Diphenamid has also been shown to be an effective weed killer for plants that are grown in low light conditions. This study was conducted using a flow system that simulated low light conditions, which consisted of anhydrous sodium carbonate solution and methanol solvent. A linear regression analysis showed that the uptake rate increased with increasing concentrations of diphenamid in the nutrient solution.</p>

Versatile small molecule scaffold

<p>Ethyl benzyl-L-prolinate is a nitrogenous organic compound that can be prepared by the oxidation of ethyl benzyl-L-proline. Crystalline ethyl benzyl-L-prolinate is an enantioselective reagent for the cyanosilylation of aldehydes with phenyllithium. It is also a stable magnesium reagent that has been used in preparative methods to produce α,β-unsaturated ketones and esters.</p>

<p>Versatile small molecule scaffold</p>

<p>4-(3,5-Dimethyl-1H-pyrazol-1-yl)benzenesulfonamide is a centrosymmetric molecule with a dimer in the central position. It has hydrogen bonds that form between two molecules of the same type. The molecule has two hydrogen atoms bonded to each oxygen atom on the sulfonamide group and one hydrogen atom bonded to each carbon atom on the benzene ring. This molecule also has coordinated bonds, which are formed when an electron is shared by two atoms. This molecule also has symmetry in its molecular structure and can be found in nature as a component of some enzymes.</p>

<p>2-Phenyl-2,3-dihydroquinazolin-4(1H)-one (2PDQ) is a heterocyclic compound that has been used as a building block for the synthesis of other heterocycles. 2PDQ is an efficient catalyst for the condensation reaction between benzaldehyde and anthranilamide, which produces a mixture of products. This mixture can be purified using column chromatography. The optimal conditions for this reaction are pH 8 and temperature 80°C. 2PDQ can also be used to catalyze the condensation of glycols with aldehydes to produce polyethylene glycol (PEG) oligomers. In addition, it can be used in supramolecular systems by binding β-cyclodextrin, which stabilizes the molecules involved in these systems.</p>

<p>Versatile small molecule scaffold</p>

Versatile small molecule scaffold

<p>5-Chloro-2-phenyl-1,3-benzothiazole is a benzothiazole with a phenyl ring and a phenyl group. It has two dihedral angles: one at the center of the ring system, and the other at the junction of the phenyl and benzene rings. The molecule has a molecular weight of 229.5 g/mol and a melting point of 243°C. 5-Chloro-2-phenyl-1,3-benzothiazole is used as an intermediate in chemical synthesis.</p>

<p>Versatile small molecule scaffold</p>

<p>Versatile small molecule scaffold</p>