p-Tolualdehyde (CAS: 104-87-0), also called 4-methylbenzaldehyde, is an aromatic aldehyde supplied as a clear, colorless to pale yellow liquid with a distinctive floral odor. It is used as a fragrance and flavor ingredient and as an intermediate for pharmaceuticals, dyes, and agrochemicals. The aldehyde group supports condensation, oxidation, and reduction chemistry, while the para-methyl group
Diethyl Malonate (CAS: 105-53-3) is the diethyl ester of malonic acid, supplied as a colorless liquid with a pleasant apple-like odor. It is one of the most important reagents in organic synthesis, undergoing alkylation at the activated methylene position to build substituted acids, ketones, and heterocycles used in pharmaceuticals, vitamins, and agrochemicals. It is also
2,4-Dimethylphenol (CAS: 105-67-9), also called 2,4-xylenol, is a methylated phenol supplied as a colorless to light yellow liquid that may crystallize at low temperature. It is an intermediate for antioxidants, agrochemicals, disinfectants, and specialty resins, and serves as a building block for substituted aromatics in fragrance and dye chemistry. The phenolic hydroxyl and activated ring
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Stearic Acid (CAS: 57-11-4) is a long-chain saturated fatty acid supplied as a white powder or flakes. It is one of the most widely used fatty acids, serving as an emulsifier, thickener, and consistency agent in cosmetics and personal care, a vulcanization activator and softener in rubber processing, a core component of soaps and detergents,
3-Aminophenol (CAS: 591-27-5) is an aromatic compound carrying both amino and hydroxyl groups, supplied as a white to off-white crystalline powder. The dual functionality makes it a valuable coupling component and intermediate for oxidative hair dyes, azo dyes, and pigments, and a building block for pharmaceutical and agrochemical actives. The electron-rich ring supports further acylation,
4-Chlorobenzonitrile (CAS: 623-03-0) is an aromatic nitrile combining a para-chloro substituent with a cyano group, supplied as a white to off-white crystalline solid. The two reactive positions enable both nucleophilic aromatic substitution at the halide and nitrile transformation to acids, amides, and amines, making it a versatile building block for pharmaceutical, agrochemical, and dye intermediates.
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Dimethyl Adipate (CAS: 627-93-0) is a colorless aliphatic diester used mainly as a slow-evaporating solvent, coalescing aid, and plasticizer. It improves flow and film formation in coatings, inks, and adhesives, and serves as a low-odor alternative to traditional glycol ether solvents in industrial and consumer formulations. It is also an intermediate for polyesters, polyamides, and
Suberonitrile (CAS: 629-40-3), also known as 1,6-dicyanohexane or octanedinitrile, is a linear aliphatic dinitrile supplied as a colorless to pale yellow liquid. The two terminal cyano groups can be hydrolyzed to suberic acid or hydrogenated to 1,8-octanediamine, making it a useful C8 building block for polyamide and specialty polymer synthesis. It also serves as an
Capecitabine (CAS: 154361-50-9) is a white to off-white crystalline antineoplastic active ingredient, an oral fluoropyrimidine carbamate prodrug of 5-fluorouracil. It is used in the treatment of breast, colorectal, and gastric cancers, where it is converted selectively in tumor tissue to active 5-FU. As a bulk API it is formulated into film-coated tablets for oral chemotherapy
N-(Methoxycarbonyl)-L-tert-leucine (CAS: 162537-11-3) is a white crystalline chiral amino acid derivative combining an L-tert-leucine core with a methoxycarbonyl-protected amine. It is a key intermediate for the efficient synthesis of HIV protease inhibitors, most notably atazanavir, where the bulky tert-butyl side chain and protected amine are built into the active structure. The compound also serves as
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Octabenzone (CAS: 1843-05-6), widely known as UV-531 or benzophenone-12, is a light yellow crystalline benzophenone ultraviolet absorber. It absorbs broad UV radiation and dissipates it harmlessly, protecting polymers and coatings from photo-degradation, yellowing, and loss of physical properties. It is used in polyethylene, polypropylene, polystyrene, ABS, polycarbonate, PVC, polyester, and polyamide systems, and in coatings
Pivaloyl Chloride (CAS: 3282-30-2) is a colorless, moisture-sensitive acyl chloride liquid used to introduce the sterically bulky pivaloyl group into alcohols, phenols, and amines. It is a versatile acylation reagent for pharmaceutical and agrochemical synthesis, including pivaloyloxymethyl prodrug intermediates for antibiotics, and serves as a protecting-group reagent in complex molecule assembly. The trimethylacetyl group blocks
2-Fluorobenzaldehyde (CAS: 446-52-6) is a fluorinated aromatic aldehyde supplied as a colorless to pale yellow liquid. The aldehyde group and the electron-withdrawing fluorine make it a versatile building block for pharmaceutical, agrochemical, and dye synthesis, supporting condensation, oxidation, and nucleophilic substitution chemistry. It is a widely used starting material for fluoroquinolone-related intermediates and other fluorinated
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Dodecyltrimethylammonium Bromide (CAS: 1119-94-4), commonly called DTAB, is a white crystalline cationic surfactant with a C12 alkyl tail and a quaternary ammonium head group. It lowers surface tension and forms well-defined micelles in water, making it a standard surfactant for emulsification, dispersion, and antimicrobial formulations. It is used as an emulsifier for rubber and asphalt,
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1-Bromohexadecane (CAS: 112-82-3), also called cetyl bromide or hexadecyl bromide, is a white to light yellow long-chain alkyl bromide that may appear semi-solid near room temperature. The activated C16 bromide supports nucleophilic substitution to introduce hexadecyl groups, making it a key intermediate for quaternary ammonium surfactants, bactericides, and detergents. It is also used in organic
3,4,5-Trimethoxybenzoic Acid (CAS: 118-41-2), also known as eudesmic acid or trimethylgallic acid, is a white to off-white crystalline aromatic acid bearing three methoxy groups. It is a key intermediate for the synthesis of trimethoprim, the widely used antibacterial synergist, and for other pharmaceutical active ingredients. The carboxylic acid group supports esterification, amidation, and reduction chemistry,
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