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
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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
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Silver trifluoromethanesulfonate (CAS: 2923-28-6), commonly known as silver triflate, is a powerful silver salt of triflic acid widely employed as a Lewis acid catalyst and halide scavenger in advanced organic synthesis. Combining the strong electrophilicity of the silver cation with the weakly coordinating triflate anion, this reagent activates alkyl halides, promotes glycosylation reactions, and facilitates
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Octyltriethoxysilane (CAS: 2943-75-1) is an organosilane coupling agent featuring a hydrophobic n-octyl chain and three hydrolyzable ethoxy groups attached to silicon. In the presence of moisture, the ethoxy groups hydrolyze to reactive silanols that condense onto silica, glass, metal oxides, and mineral surfaces, forming durable covalent bonds, while the octyl chain imparts strong water repellency
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2,5,6-Triamino-4-pyrimidinol sulfate (CAS: 35011-47-3), also known as 2,4,5-triamino-6-hydroxypyrimidine sulfate, is a polyfunctional pyrimidine derivative bearing multiple amino groups and a hydroxyl functionality on a nitrogen-rich heteroaromatic ring. This white crystalline solid is a strategic intermediate in the synthesis of folic acid, vitamin B9, and a wide range of pteridine-based compounds, where the pyrimidine core serves
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Thiosulfuric acid, SS,SS’-1,6-hexanediyl ester, sodium salt (CAS: 5719-73-3), commercially known as Duralink HTS, is a specialized bifunctional thiosulfate compound designed as a cross-linking agent for sulfur-vulcanized rubber. Featuring two thiosulfate groups connected by a flexible six-carbon hexamethylene bridge, this innovative additive participates in the vulcanization network, forming hybrid cross-links that combine the thermal stability of
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Betaine chloride (CAS: 590-46-5), commonly known as betaine hydrochloride, is the hydrochloride salt of trimethylglycine, a naturally occurring methylated amino acid derivative found in sugar beets and other plants. This white crystalline compound combines the biological functions of betaine with the gastric acid-supporting properties of hydrochloride, making it a dual-purpose ingredient in nutritional supplements and
Magnesium Sulfate Heptahydrate (CAS: 10034-99-8), widely known as Epsom salt, is a colorless crystalline inorganic salt combining magnesium, sulfate, and seven waters of hydration. Highly soluble in water and readily available at low cost, it serves as a concentrated and bioavailable source of magnesium and sulfate ions across agricultural, pharmaceutical, food, and industrial applications. In
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Aluminum Sulfate (CAS: 10043-01-3), also called alum, is a white crystalline inorganic salt widely recognized as one of the most cost-effective and dependable coagulants in water treatment. When dissolved in water, it hydrolyzes to form positively charged aluminum species that neutralize the charge of suspended colloidal particles, causing them to aggregate into flocs that settle
Ethanol, 2-(sulfonyl)-, 1-substituted derivative (CAS: 2494-89-5) is a functionalized aromatic organic compound combining an ethanol side chain with a sulfonyl-bearing aromatic ring. This structure makes it a versatile intermediate in fine chemical synthesis, where the hydroxyl group offers a handle for esterification, etherification, and oxidation, while the sulfonyl moiety contributes polarity, thermal stability, and reactive
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Butane-1,4-disulfonic acid (CAS: 27665-39-0) is a short-chain aliphatic disulfonic acid featuring two strongly acidic sulfonic acid groups separated by a flexible four-carbon spacer. This water-soluble compound serves as a versatile building block and functional additive in fine chemical synthesis, surfactant manufacturing, and specialty polymer applications. Its dual acidic functionality enables it to act as a
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Diethoxydimethylsilane (CAS: 78-62-6) is a reactive organosilane featuring two hydrolyzable ethoxy groups attached to a silicon center carrying two methyl groups. This clear, moisture-sensitive liquid hydrolyzes in the presence of water to form silanol species that can condense onto silica, glass, metal, and mineral surfaces, while its two methyl substituents impart hydrophobicity and low surface
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1,6-Dihydro-6-imino-4-(substituted)-2-pyrimidinamine (CAS: 83701-22-8) is a specialized heterocyclic organic compound built on a substituted pyrimidine scaffold bearing an imino functionality at the 6-position. This aromatic diamine-type intermediate is valued in fine chemical synthesis for its rich nitrogen chemistry and its capacity to undergo condensation, substitution, and cyclization reactions at multiple reactive sites. The pyrimidine core is
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Polysorbate 80 (CAS: 9005-65-6), also known as Tween 80, is a non-ionic surfactant produced by ethoxylating sorbitan monooleate with approximately 20 ethylene oxide units. This amber-colored, water-dispersible liquid combines a hydrophilic polyoxyethylene head with lipophilic oleate tails, giving it an excellent balance for emulsifying, solubilizing, and dispersing a wide range of hydrophobic substances in aqueous
Polysorbate 85 (CAS: 9005-70-3), also known as Tween 85, is a non-ionic surfactant derived from the ethoxylation of sorbitan trioleate, carrying approximately 20 polyoxyethylene units. Compared with its monoester counterparts, its three oleate chains give it a more lipophilic character, making it especially effective at emulsifying and solubilizing heavy oils and hydrophobic materials in aqueous
Chondroitin Sulfate (CAS: 9007-28-7) is a naturally occurring sulfated glycosaminoglycan composed of repeating disaccharide units of N-acetylgalactosamine and glucuronic acid. Extracted and purified from animal cartilage under strict quality controls, this white to off-white powder is a structural component of cartilage, bone, skin, and connective tissue, where it provides elasticity, water retention, and resistance to
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