Acids & Salts
Dicalcium Phosphate (DCP)
CAS 7757-93-9
A calcium phosphate mineral supplement and functional additive used in animal feed, food processing as a leavening agent, and pharmaceutical tableting.
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Esters
Dicaprylyl Carbonate (DCC)
CAS 1680-31-5
A light, fast-spreading emollient and solvent that delivers silky feel and excellent spreadability in skin care, sun care, and cosmetic formulations.
Emolliency
Solvency
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Solvents - Aliphatic
Dicaprylyl Ether
CAS 629-82-3
A symmetric dialkyl ether used as an emollient and solvent in cosmetic, personal-care, and industrial formulations.
Emolliency
Solvency
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Solvents - Oxygenated
Dichloroethyl Ether (Bis(2-chloroethyl) Ether)
CAS 111-44-4
A chlorinated acyclic ether used as a solvent and chemical intermediate in polysulfide rubber and polymer manufacturing.
Solvency
Synthesis Intermediate
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Surfactants - Cationic
Dicoco Dimethyl Ammonium Chloride (Quaternium-34)
CAS 61789-77-3
A cationic surfactant derived from coconut alkyl chains, used as a fabric softener, antistatic agent.
Conditioning
Surfactancy
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Specialty Additives
Dicumyl Peroxide (DCP)
CAS 80-43-3
An organic peroxide used as a free-radical crosslinking agent for polyethylene, rubber, and silicone elastomers, and as a polymerization initiator.
Crosslinking / Curing
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Amines & Amides
Dicyandiamide
CAS 461-58-5
A white crystalline latent epoxy hardener that remains inert at room temperature and cures on heating to form high-performance networks for adhesives.
Crosslinking / Curing
Synthesis Intermediate
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Polymers & Resins
Dicyclohexylmethane Diisocyanate (H12MDI, Hydrogenated MDI)
CAS 5124-30-1
A cycloaliphatic diisocyanate used to produce light-stable polyurethanes for flexible coatings, elastomers, and non-yellowing urethane applications.
Crosslinking / Curing
Synthesis Intermediate
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Surfactants - Cationic
Didecyldimethylammonium Chloride (DDAC)
CAS 7173-51-5
A quaternary ammonium biocide and surfactant used in wood preservation, industrial water treatment, and cleaning formulations.
Biocidal Action
Surfactancy
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Amines & Amides
Diethanolamine (DEA)
CAS 111-42-2
An amino-alcohol used for acid gas scrubbing, surfactant synthesis, and as an emulsifier in cutting fluids and cleaners.
pH Adjustment
Corrosion Inhibition
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Solvents - Oxygenated
Diethyl Ether (Ethyl Ether)
CAS 60-29-7
A highly volatile ether solvent used for extraction, organic synthesis, and cold-weather engine starting fluid formulations.
Solvency
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Esters
Diethyl Fumarate (Fumaric Acid Diethyl Ester)
CAS 623-91-6
An unsaturated diester used as a reactive comonomer and intermediate in polymer synthesis and organic transformations.
Crosslinking / Curing
Synthesis Intermediate
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Esters
Diethyl Maleate (DEM)
CAS 141-05-9
An unsaturated diethyl ester used as a Michael acceptor and reactive intermediate in polymer synthesis, copolymerization, and specialty chemical manufacture.
Crosslinking / Curing
Synthesis Intermediate
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Esters
Diethyl Malonate (DEM, Malonic ester)
CAS 105-53-3
An active-methylene diester used as a chemical intermediate in synthesis of agrochemicals, flavors, fragrances, and specialty esters.
Solvency
Synthesis Intermediate
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Glycols & Polyols
Diethylene Glycol (DEG)
CAS 111-46-6
A hygroscopic dihydric alcohol used as a solvent, humectant, and intermediate in polyester resins, polyurethanes, and natural-gas dehydration.
Solvency
Viscosity Modification
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Glycols & Polyols
Diethylene Glycol Monobutyl Ether (Glycol Ether DB, DEGBE)
CAS 112-34-5
A slow-evaporating glycol ether solvent and coalescing agent used in latex paints, cleaners, metalworking fluids, and hydraulic brake fluids.
Solvency
Viscosity Modification
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Glycols & Polyols
Diethylene Glycol Monoethyl Ether (DEGEE, Ethoxydiglycol)
CAS 111-90-0
A water-miscible glycol-ether solvent that dissolves cellulose esters, resins, and dyes for use in coatings, textile printing, and personal-care formulations.
Moisture Control
Solvency
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Amines & Amides
Diethylenetriamine (DETA)
CAS 111-40-0
An acyclic polyamine used as an epoxy-resin curing agent, chemical intermediate, and in production of polyamide resins, fatty aminoamides, and imidazolines.
Crosslinking / Curing
pH Adjustment
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Phosphate Esters & Derivatives
Diethylenetriamine Penta(methylene Phosphonic Acid) Heptasodium Salt (DTPMP.Na7)
CAS 22042-96-2
An organophosphonate sequestrant used as a chelating agent, scale inhibitor, and corrosion inhibitor in water treatment, detergents, and textile processing.
Chelation / Sequestration
Scale Inhibition
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Phosphate Esters & Derivatives
Diethylenetriamine Penta(methylenephosphonic Acid) (DTPMPA)
CAS 15827-60-8
An organophosphonic acid chelating agent used for scale inhibition, sequestration, and stabilization in water treatment, cooling systems.
Chelation / Sequestration
Scale Inhibition
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Phosphate Esters & Derivatives
Diethylenetriamine Penta(methylenephosphonic Acid) Pentasodium Salt (DTPMP·Na5)
CAS 68155-78-2
An organophosphonate chelating and scale-inhibiting agent used in water treatment, industrial cleaning, and bleach stabilization formulations.
Chelation / Sequestration
Scale Inhibition
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Amines & Amides
Diethylenetriaminepentaacetic Acid (DTPA)
CAS 67-43-6
An aminopolycarboxylic chelating agent that sequesters metal ions in pulp bleaching, water treatment, detergents, and micronutrient formulations.
Chelation / Sequestration
Scale Inhibition
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Amines & Amides
Diethylethanolamine (DEAE)
CAS 100-37-8
A tertiary amine and alcohol used as a surfactant, emulsifier, and corrosion inhibitor in metalworking fluids, coatings, and personal care formulations.
Corrosion Inhibition
pH Adjustment
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Solvents - Aliphatic
Diethylhexylcyclohexane
CAS 84753-08-2
A branched cycloalkane hydrocarbon emollient used in cosmetic formulations for skin conditioning and as a non-polar component in personal-care oil phases.
Emolliency
Solvency
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Glycols & Polyols
Diglycerol (Diglycerin)
CAS 627-82-7
A polyhydric ether-alcohol used as a humectant, solvent, and chemical intermediate in personal care, cosmetics, and specialty chemical formulations.
Moisture Control
Solvency
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Specialty Additives
Dihydrocoumarin (3,4-Dihydrocoumarin, Hydrocoumarin)
CAS 119-84-6
A benzofused lactone with sweet, hay-like odor used as a fragrance ingredient in perfumery and as a flavoring agent in caramel and woodruff compositions.
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Surfactants - Cationic
Dihydrogenated Tallow Dimethyl Ammonium Chloride (Quaternium-18)
CAS 61789-80-8
A cationic surfactant with dual hydrogenated tallow chains used as a fabric softener, antistatic agent.
Conditioning
Surfactancy
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Specialty Additives
Dihydroxyacetone (DHA)
CAS 96-26-4
A ketotriose and active browning agent used in sunless-tanning formulations, chemical synthesis, and as a humectant and emulsifier.
Color / Pigmentation
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Glycols & Polyols
Dihydroxypropyl PEG-5 Linoleamide
CAS 168677-75-6
A nonionic surfactant and emulsifying agent derived from linoleic acid, used in personal-care formulations for oil-in-water emulsions.
Moisture Control
Surfactancy
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Esters
Diisononyl Phthalate (DINP)
CAS 28553-12-0
A phthalate ester plasticizer that softens polyvinyl chloride and flexible vinyls for wire, cable, flooring, coated fabrics, adhesives, and lacquer coatings.
Plasticizing
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Amines & Amides
Diisopropanolamine (DIPA)
CAS 110-97-4
A secondary amino-alcohol used as a chemical intermediate, emulsifier, and neutralizing agent in gas treating, coatings, adhesives, and paper applications.
pH Adjustment
Corrosion Inhibition
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Esters
Diisopropyl Adipate
CAS 6938-94-9
A diisopropyl ester of adipic acid used as an emollient and solvent in cosmetic and personal-care formulations and as a flavoring agent.
Emolliency
Plasticizing
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Esters
Diisopropyl Sebacate
CAS 7491-02-3
A diisopropyl ester of sebacic acid used as an emollient and solvent in cosmetic and personal-care formulations.
Emolliency
Solvency
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Silicone Fluids & Oils
Dimethicone (PDMS, Silicone oil, Dimethyl silicone)
CAS 9006-65-9
A linear silicone fluid offering chemical inertness, thermal stability, and low surface tension for use as a carrier, lubricant.
Conditioning
Slip / Release
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Dimethicone (Polydimethylsiloxane, PDMS)
CAS 9006-65-9
A linear silicone fluid used as an antifoam in aqueous and petroleum systems, lubricant for films and yarn.
Lubrication
Slip / Release
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Silicone Fluids & Oils
Dimethicone Crosspolymer
A crosslinked silicone polymer that thickens and gels oil phases in personal-care formulations while imparting a soft, powdery sensory feel.
Film Formation
Thickening / Rheology
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Specialty Additives
Dimethiconol
CAS 31692-79-2
A silanol-terminated polydimethylsiloxane gum used as a film-former, conditioning agent, and antifoam in personal care and industrial applications.
Defoaming / Foam Control
Emolliency
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Solvents - Oxygenated
Dimethyl Carbonate
CAS 616-38-6
A clear, low-toxicity aprotic solvent and methylating reagent used as an electrolyte in lithium-ion batteries and a low-VOC replacement.
Solvency
Synthesis Intermediate
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Specialty Additives
Dimethyl Isosorbide (DMI)
CAS 5306-85-4
A high-polarity solvent and solubilizer used as a carrier for poorly soluble actives in personal-care and pharmaceutical formulations.
Solvency
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Esters
Dimethyl Maleate (DMM)
CAS 624-48-6
An unsaturated diester used as a reactive intermediate in polymer synthesis and specialty chemical manufacturing via addition and copolymerization reactions.
Crosslinking / Curing
Synthesis Intermediate
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Polymers & Resins
Dimethyl Succinate / 4-Hydroxy-2,2,6,6-tetramethyl-1-piperidineethanol Polymer (CAS 65447-77-0)
CAS 65447-77-0
A polymeric hindered amine light stabilizer that prevents UV degradation in plastics, coatings, and adhesives while resisting migration during processing.
UV Protection
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Solvents - Oxygenated
Dimethyl Sulfoxide (DMSO)
CAS 67-68-5
A polar aprotic organosulfur solvent used in pharmaceutical synthesis, electronics processing, paint stripping, and cryopreservation applications.
Solvency
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Amines & Amides
Dimethylamine (DMA)
CAS 124-40-3
A flammable secondary amine supplied as aqueous solution or liquefied gas; used as a chemical intermediate in surfactants, agrochemicals, and pharmaceuticals.
Crosslinking / Curing
pH Adjustment
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Amines & Amides
Dimethylethanolamine (DMEA)
CAS 108-01-0
A tertiary amino-alcohol used as a curing catalyst for polyurethane and epoxy resins, corrosion inhibitor.
pH Adjustment
Corrosion Inhibition
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Solvents - Oxygenated
Dimethylformamide (DMF)
CAS 68-12-2
A high-boiling polar aprotic solvent used in acrylic fiber spinning, polymer film processing, synthetic leather manufacture, and as a reaction medium.
Solvency
Synthesis Intermediate
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Specialty Additives
Dimethylmethoxy Chromanol
CAS 83923-51-7
A synthetic chromanol antioxidant used in personal-care and cosmetic formulations to prevent oxidative degradation.
Preservation
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Acids & Salts
Dimethyloldihydroxyethylene Urea (DMDHEU)
CAS 1854-26-8
An N-methylol crosslinking agent that reacts with cellulose to impart durable-press, wrinkle-resistant.
Crosslinking / Curing
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Esters
Dioctyl Adipate (DOA)
CAS 103-23-1
A plasticizer used in flexible PVC, coatings, and elastomer formulations to enhance flexibility and processing performance.
Plasticizing
Lubrication
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