97% de pureza de 3-oxo-4-fenilbutanoato de etila CAS 718-08-1

Cloridrato de Procaína CAS 51-05-8 é o sal cloridrato de procaína solúvel em água. É a formulação específica usada na medicina clínica, comercializada sob a famosa marca Procaína.NovocaínaEmbora seu uso na prática clínica tenha diminuído, continua sendo um medicamento historicamente fundamental e ainda é empregado em contextos médicos e terapêuticos específicos. 

4-Methylpropiophenone CAS 5337-93-9 (also commonly referred to as para-methylpropiophenone or 4'-methylpropiophenone) is a simple aromatic ketone that serves as an important ​chemical intermediate​ in organic synthesis. Its structure features an electron-donating methyl group on the aromatic ring, which modifies its reactivity compared to unsubstituted propiophenone. It is a known precursor in both legitimate pharmaceutical synthesis and illicit drug manufacturing, making it a ​controlled substance​ in many jurisdictions.  

5-Hexylbenzene-1,3-diol CAS 5465-20-3(5-Hexylresorcinol) is a versatile amphiphilic phenolic compound​ prized for its strong tyrosinase inhibition, antimicrobial, and antioxidant properties. It serves critical roles in cosmetic skin-lightening agents, food preservatives, and pharmaceutical antiseptics. Its value lies in its dual functionality, bridging efficacy with formulation flexibility.    

m-Pentylphenol​ CAS 20056-66-0 (also known as 3-Pentylphenol or 3-Amylphenol) is an organic compound belonging to the class of alkylphenols. Its molecular structure consists of a phenol ring (a benzene ring with a hydroxyl group [-OH]) substituted with a linear pentyl chain (-C₅H₁₁) at the meta​ position (carbon number 3).m-Pentylphenol is a meta-specific alkylphenol synthon​ that provides a unique combination of phenolic reactivity and a linear C5 alkyl chain in a sterically and electronically distinct configuration. This makes it a superior building block for applications where specific molecular architecture dictates performance.  

3-Butoxyphenol​ CAS 18979-72-1 is a synthetic aromatic ether and a monoalkyl ether derivative of resorcinol​ (1,3-dihydroxybenzene). Its structure consists of a phenol ring with a hydroxyl group (-OH) and a butoxy group (-O-CH₂-CH₂-CH₂-CH₃) both attached in a meta​ relationship to each other (positions 1 and 3).3-Butoxyphenol is a bifunctional meta-substituted phenolic ether​ that uniquely combines the antioxidant and reactive properties of a phenol​ with the solubilizing power and stability of an alkyl ether. This makes it an exceptional synergistic stabilizer and versatile chemical building block​ for performance-critical formulations.  

Diethyl malate​ CAS 7554-12-3 is the diethyl ester of malic acid, a naturally occurring dicarboxylic acid. It is a clear, colorless to pale yellow liquid ester with a characteristic, mild fruity odor. Its structure consists of a four-carbon malate backbone (HOOC-CH2-CH(OH)-COOH) where both carboxylic acid groups are esterified with ethanol.Diethyl Malate is a multifunctional, bio-based ester​ that uniquely serves as a high-performance green solvent, a pleasant flavor/fragrance precursor, and a versatile chemical building block. Its combination of safety, sustainability, and dual functional group reactivity makes it a superior choice for modern, eco-conscious formulations.  

(R)-3-(1-Methyl-2-pyrrolidinyl)pyridine​ CAS 25162-00-9 is the dextrorotatory (R)-enantiomer of nicotine, the principal alkaloid found in plants of the Nicotianagenus. Its structure consists of a pyridine ring linked to an N-methylpyrrolidine ring, with a stereogenic center at the 2'-position of the pyrrolidine ring.This compound is enantiomerically pure, natural-configuration (R)-(−)-Nicotine. Its value is defined by its specific, high-affinity interaction with nicotinic acetylcholine receptors (nAChRs), making it the gold-standard ligand and active ingredient​ for research and precision applications where stereochemical purity is non-negotiable for biological activity and regulatory compliance.

p-Chlorophenethyl bromide​ CAS 6529-53-9 is a halogenated organic compound belonging to the class of arylalkyl bromides. It consists of a phenethyl group (a benzene ring with a two-carbon ethylene spacer) substituted with a chlorine atom at the paraposition and a bromine atom on the terminal carbon of the ethylene chain. This structure makes it a valuable electrophilic alkylating agent​ and a versatile bifunctional building block​ in synthetic organic chemistry.p-Chlorophenethyl Bromide is a bifunctional and chemoselective synthetic building block​ designed for efficient, multi-step molecular construction. Its structure provides two distinct and orthogonally reactive sites—a highly reactive primary bromide and a stable aryl chloride—enabling sequential, controlled derivatization that is fundamental to modern organic synthesis, particularly in pharmaceutical discovery.