Industrial Grade

O-benzylglycine toluene-p-sulphonate (CAS: 1738-76-7) is a protected amino acid derivative consisting of glycine benzyl ester paired with p-toluenesulfonic acid. The benzyl ester protects the carboxyl group during peptide coupling reactions, while the salt form provides a crystalline, easily handled solid that stabilizes the free amine. Upon completion of synthetic transformations, the benzyl group is readily

Ethyl 3,4-bisbenzoate (CAS: 183322-16-9) is a diester intermediate derived from a substituted aromatic diacid, featuring two ester groups capable of independent or simultaneous transformation. The ester functionalities serve as versatile handles for hydrolysis to the parent acid, aminolysis to amides, reduction to alcohols, or transesterification to higher-value esters, making this compound a flexible building block

Bisamine (CAS: 106-20-7), chemically Bis(2-ethylhexyl)amine, is a high-boiling, water-insoluble secondary fatty amine featuring two branched C8 alkyl chains attached to a secondary nitrogen center. This clear, colorless to pale-yellow liquid combines strong basicity with excellent solubility in hydrocarbons and organic solvents, making it a versatile intermediate for surfactants, corrosion inhibitors, and specialty additives. Its secondary

1,1,3,3-Tetraethoxypropane (CAS: 122-31-6) is the tetraethyl acetal of malondialdehyde, serving as a stable, storable precursor to this highly reactive dialdehyde. In aqueous or acidic conditions, the acetal undergoes hydrolysis to release malondialdehyde in situ, enabling controlled participation in condensation reactions that would be impractical with the free aldehyde. This clear liquid is widely employed in

N–3-oxobutanamide (CAS: 122-82-7), also known as p-acetoacetophenetidide or 4′-ethoxyacetoacetanilide, is an acetoacetylated aromatic amide combining an activated methylene keto-amide with an ethoxy-substituted anilide structure. This crystalline intermediate is primarily valued in dye chemistry, where the reactive methylene group between the two carbonyl functions condenses with diazonium salts and coupling components to build azo dye structures

2-propanedinitrile (CAS: 123-06-8), commonly known as ethoxymethylenemalononitrile (EMMN), is a highly electron-deficient olefin combining a nitrile, an ethoxyvinyl group, and a second nitrile on a compact three-carbon framework. This reactivity profile makes it an exceptional electrophile and cyclocondensation partner in heterocyclic synthesis. It readily reacts with amidines, hydrazines, guanidines, and enaminones to construct pyrimidines, pyrazoles,

Ethanol, 2-[sulfonyl]-, 1- (CAS: 10079-20-6) is a functionalized aromatic intermediate featuring both a sulfonyl group and a reactive ethanol side chain, typically supplied as the hydrogen sulfate salt form. The dual functionality of this compound, an aromatic sulfone or sulfonamide core combined with a terminal hydroxyl group, makes it a versatile building block in fine

Sulfuric acid, rhodium salt (CAS: 10489-46-0), commonly known as rhodium(III) sulfate, is a precious-metal compound serving as a water-soluble source of rhodium ions for catalytic, electroplating, and materials applications. In catalysis, it acts as a precursor for supported and homogeneous rhodium catalysts employed in hydrogenation, hydroformylation, and carbonylation reactions central to pharmaceutical and fine chemical

Desulfovardenafil (CAS: 224789-21-3) is a key synthetic intermediate in the production of vardenafil, a potent phosphodiesterase type 5 (PDE5) inhibitor used in the treatment of erectile dysfunction. Structurally, this compound represents the core imidazotriazinone scaffold of vardenafil prior to sulfonylation, featuring the characteristic 2-ethoxy-5-methyl-7-propyl substitution pattern on the fused heterocyclic system. As a regulated pharmaceutical