Clotrimazole
CAS 23593-75-1
A high-purity imidazole API supplied as a manufacturing raw material for topical formulation. It is supplied as a raw material for the manufacture of topical antifungal pharmaceutical and over-the-counter formulations.
Biocidal Action
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Cocamide DEA (Cocamide Diethanolamine, CDEA)
CAS 68603-42-9
A coconut-fatty-acid diethanolamide used to thicken surfactant systems and stabilize their foam. Acts as a foam booster/stabilizer and viscosity builder in surfactant-based formulations.
Cleaning / Degreasing
Surfactancy
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Cocodimonium Hydroxypropyl Silk Amino Acids
CAS 65243-93-8
A quaternized silk-protein derivative used as a substantive conditioning agent in hair and skin care. Used in personal-care formulations as a hair- and skin-conditioning agent that adds substantivity and film formation.
Conditioning
Film Formation
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Coenzyme Q10 (CoQ10, Ubiquinone)
CAS 303-98-0
A lipid-soluble benzoquinone supplied as an active for dietary-supplement and cosmetic-antioxidant formulations. Industry references record cosmetic functions of antioxidant and skin conditioning; it is also widely marketed as a dietary-supplement ingredient.
Conditioning
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Copaiba Balsam (Copaiba Oleoresin)
CAS 61789-92-2
A South American tree oleoresin used as a natural fixative and odorant in fragrance work. Used in perfumery as a fragrance fixative and odorant and as a natural raw material in flavor and fragrance compounding.
Biocidal Action
Preservation
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Coral Calcium Powder (Calcium Carbonate)
CAS 37220-17-0
A marine-sourced calcium carbonate supplied as a calcium ingredient for supplement and fortification use. Used as a calcium-source ingredient in dietary-supplement and food and beverage fortification applications.
Film Formation
Moisture Control
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Croscarmellose Sodium (Cross-Linked Carboxymethylcellulose Sodium)
CAS 74811-65-7
A cross-linked cellulose-gum superdisintegrant used to drive rapid tablet break-up. Used as a superdisintegrant excipient in pharmaceutical and nutraceutical tablets and capsules, where it swells on wetting to break dosage forms apart.
Thickening / Rheology
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Croton Oil
CAS 8001-28-3
A fixed oil from Croton tiglium seeds supplied as a laboratory research reagent. It is used principally as a reference tumor-promoting agent in laboratory two-stage carcinogenesis research and as a feedstock for isolating Croton tiglium phorbol esters.
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Crushed Walnut Shell (Walnut Shell Grit)
CAS 84012-43-1
A biodegradable natural grit that cleans and finishes surfaces without the aggression of mineral abrasives. As a tough yet relatively soft, biodegradable abrasive it is used as blasting and tumbling media for deflashing, deburring, and finishing, and as a filler/extender, filtration medium, anti-slip additive, and…
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D-Alpha Tocopheryl Acetate (Vitamin E Acetate)
CAS 52225-20-4
A stabilized, dry-blendable vitamin E ester for fortification and oxidative protection across nutrition and personal-care lines. It is used as an antioxidant and as a vitamin E source in dietary supplement, food, animal-feed, and cosmetic formulations, and as a UV stabilizer in topical products.
Preservation
Conditioning
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D-Alpha Tocopheryl Acid Succinate (Vitamin E Succinate)
CAS 4345-03-3
The crystalline succinate ester of natural vitamin E, suited to dry supplement and powder blends. It is used as an antioxidant and as a vitamin E source in dietary supplement, food, and cosmetic formulations, where its solid form suits dry blending.
Preservation
Conditioning
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D-Alpha-Tocopherol (Vitamin E)
CAS 59-02-9
Natural-source vitamin E supplied in powder form as an antioxidant active. Industry references record use as an antioxidant in oils and fats, a vitamin E nutrient and supplement, and an animal-feed additive.
Preservation
Conditioning
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D-Alpha-Tocopheryl Acetate (Vitamin E Acetate)
CAS 58-95-7
An oxidation-stable vitamin E ester supplied as an oil for supplement and cosmetic use. Industry references record use as an antioxidant in oils, a vitamin E supplement, a common form in sunscreen and skin-care products, and a UV stabilizer.
Conditioning
Emolliency
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D-Mannitol (Mannitol)
CAS 69-65-8
A non-hygroscopic polyol bulking agent and excipient for direct-compression tablets, food, and technical uses. It is used as an anti-caking and free-flow agent, bulking agent, and non-nutritive sweetener in food, as a pharmaceutical excipient and diluent, and in plastics and electronics manufacturing.
Moisture Control
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D-Panthenol (Provitamin B5, Dexpanthenol)
CAS 81-13-0
The alcohol form of vitamin B5, used as a humectant and skin- and hair-conditioning active in personal care. It is used as a skin-conditioning, hair-conditioning, and antistatic ingredient in cosmetic and personal-care formulations.
Conditioning
Moisture Control
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Decyl Alcohol (1-Decanol, Decanol)
CAS 112-30-1
A C10 fatty alcohol feedstock bridging plasticizer, surfactant, and fragrance manufacturing. It is used in the manufacture of plasticizers, synthetic lubricants, surfactants, and petroleum additives, as a solvent and antifoam, and as a fragrance and flavor ingredient.
Cleaning / Degreasing
Emolliency
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Decyl Glucoside (Alkyl Glucoside, Sugar-Based Surfactant)
CAS 110615-47-9
A plant-derived nonionic alkyl polyglucoside surfactant valued for mild cleansing and stable foam in personal-care and household systems. and CIR, it functions as a surfactant and emulsion stabilizer and appears across personal-care and household cleaning products.
Cleaning / Degreasing
Surfactancy
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DEET (N,N-Diethyl-meta-toluamide)
CAS 134-62-3
The benchmark active for personal and area insect-repellent products, supplied in bulk technical grade. It is the active ingredient in many repellent products formulated to repel mosquitoes, ticks, biting flies, and other biting insects, and is supplied in bulk for repellent formulation.
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Dehydroxanthan Gum
CAS 11138-66-2
A modified xanthan derivative that builds clear, stable gels and films in modern personal-care textures. It is used as a rheology modifier, gel former, and film former in cosmetic and personal-care formulations.
Thickening / Rheology
Film Formation
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Di-n-Butyl Phthalate (DBP)
CAS 84-74-2
An ortho-phthalate plasticizer and process aid for flexible polymer and coating performance. It is used as a plasticizer, as a chemical intermediate in organic synthesis, and as a laboratory reagent; it is also used in synthetic perfume bases.
Plasticizing
Solvency
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Di(tert-Butylperoxyisopropyl)benzene
CAS 25155-25-3
Crosslinking / Curing
Synthesis Intermediate
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Diatomaceous Earth (Diatomite, DE)
CAS 68855-54-9
A flux-calcined siliceous fossil meal supplied in bulk as a high-flow filter aid and functional filler. Its high porosity and surface area make it a standard filter aid, and it also serves as a functional filler, mild abrasive, and absorbent.
Thickening / Rheology
Biocidal Action
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Dibutyl Adipate (DBA)
CAS 105-99-7
A low-viscosity adipate ester offering emollient slip in cosmetics and plasticizer flexibility in polymers. It is used as an emollient and film-forming agent in cosmetics and as a plasticizer for PVC and polyurethane systems.
Emolliency
Plasticizing
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Dibutyl Maleate (DBM)
CAS 105-76-0
A plasticizing maleate diester that copolymerizes to build flexibility into the polymer backbone. The reactive double bond lets it copolymerize into vinyl and acrylic systems while contributing flexibility.
Crosslinking / Curing
Plasticizing
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Dicaprylyl Carbonate (DCC)
CAS 1680-31-5
A light, oxidatively stable dialkyl-carbonate emollient that boosts spreadability and active delivery. It is used as an emollient, solvent, and spreading agent in cosmetic and personal-care formulations.
Emolliency
Solvency
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Dichloroethyl Ether (Bis(2-chloroethyl) Ether)
CAS 111-91-1
A chlorinated ether solvent and reactive intermediate for polysulfide polymer chemistry. It is used as a solvent and as a chemical intermediate in the manufacture of polysulfide rubber and polymers.
Biocidal Action
Preservation
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Dicumyl Peroxide (DCP)
CAS 80-43-3
A high-efficiency radical source for crosslinking polyolefins and curing elastomers in bulk compounding operations. It crosslinks polyethylene, cures natural and synthetic rubber and silicone rubber, and acts as a polymerization initiator.
Crosslinking / Curing
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Dicyclohexylmethane Diisocyanate (H12MDI, Hydrogenated MDI)
CAS 5124-30-1
The saturated MDI analog for non-yellowing, optically stable polyurethane coatings and elastomers. Industry references record its primary use in flexible coatings and polyurethane elastomers and in urethane products that do not yellow on light exposure.
Crosslinking / Curing
Synthesis Intermediate
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Diethyl Fumarate (Fumaric Acid Diethyl Ester)
CAS 623-91-6
The trans-configured fumarate diester, valued as a reactive comonomer and synthesis intermediate. The unsaturated diester is used as a reactive comonomer and as an intermediate in organic and polymer synthesis.
Crosslinking / Curing
Synthesis Intermediate
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Diethyl Maleate (DEM)
CAS 141-05-9
An unsaturated diester whose activated double bond drives Michael additions and copolymerizations. Its activated carbon-carbon double bond makes it a Michael acceptor and a comonomer for copolymers with styrene and vinyl chloride.
Crosslinking / Curing
Synthesis Intermediate
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Diethyl Malonate (DEM)
CAS 105-53-3
An active-methylene building block for agrochemical, fragrance, and fine-chemical synthesis. It is used as a chemical intermediate in the manufacture of fine chemicals, including agrochemicals, flavors, fragrances, and specialty esters.
Solvency
Synthesis Intermediate
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Diethylhexylcyclohexane
CAS 84753-08-2
A branched cyclic hydrocarbon used as a light, non-greasy emollient base in personal-care formulations. In cosmetic ingredient nomenclature it is classified as an emollient and skin-conditioning agent for personal-care formulations.
Emolliency
Solvency
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Dihydrocoumarin (3,4-Dihydrocoumarin, Hydrocoumarin)
CAS 119-84-6
A coumarin-derived lactone valued for its sweet, new-mown-hay scent in fine fragrance and flavor work. It is used as a fragrance ingredient in perfumery and as a flavoring agent, and holds GRAS status in the U.S., appearing in woodruff- and caramel-type flavor compositions.
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Dihydroxyacetone (DHA)
CAS 96-26-4
The cosmetic industry's standard self-tanning active: a three-carbon sugar that browns keratin on contact. Beyond cosmetics it serves as a chemical intermediate, humectant, and emulsifier.
Color / Pigmentation
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Diisononyl Phthalate (DINP)
CAS 28553-12-0
A high-volume PVC plasticizer that delivers durable flexibility to flexible-vinyl goods. It is used primarily to soften polyvinyl chloride and flexible vinyls, imparting flexibility to products such as wire and cable, flooring, and coated fabrics.
Lubrication
Plasticizing
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Diisopropyl Adipate
CAS 6938-94-9
A light, low-odor diester emollient that improves spreadability and cuts tackiness in formulations. It is used as an emollient and solvent in cosmetic and personal-care formulations and as a flavoring agent; EPA Safer Choice lists it as low concern.
Emolliency
Plasticizing
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Dimethiconol
CAS 31692-79-2
A high-molecular-weight silanol-terminated silicone that lays down a smoothing, water-repellent film for shine and slip. It is used in personal-care formulation as an emollient and conditioning agent for skin and hair, as a film former, and as an antifoaming agent.
Defoaming / Foam Control
Emolliency
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Dimethyl Isosorbide (DMI)
CAS 5306-85-4
A biobased dianhydrohexitol diether that solubilizes stubborn actives where conventional solvents fall short. It is used as a high-polarity solvent, solubilizer, and stabilizing agent, including in personal-care formulations.
Solvency
Viscosity Modification
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Dimethyl Maleate (DMM)
CAS 624-48-6
A low-molecular-weight unsaturated maleate ester used as a synthetic building block. The reactive double bond supports addition and copolymerization chemistry. It is handled as a reactive intermediate in specialty-chemical synthesis.
Crosslinking / Curing
Solvency
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Dimethylmethoxy Chromanol
CAS 83923-51-7
A synthetic chromanol that guards formulation integrity against oxidative breakdown. In cosmetic ingredient nomenclature it is used as an antioxidant in personal-care formulations.
Preservation
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Dioctyl Phthalate (DOP, DEHP)
CAS 117-81-7
The benchmark general-purpose plasticizer for flexible PVC, balancing permanence, low-temperature flexibility, and cost. It is used to plasticize PVC and other polymers in products such as wire and cable, flooring, coated fabrics, and film, and as a hydraulic and dielectric fluid.
Plasticizing
Solvency
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Dioctyl Terephthalate (DOTP, DEHT)
CAS 6422-86-2
A terephthalate-ester plasticizer used across vinyl and rubber compounds for flexibility. It plasticizes polyvinyl chloride and is compatible with cellulose acetate-butyrate, cellulose nitrate, poly(methyl methacrylate), polystyrene, and poly(vinyl butyral) resins.
Plasticizing
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Diphenyl(2,4,6-trimethylbenzoyl)phosphine oxide
CAS 75980-60-8
Type I acylphosphine-oxide photoinitiator tuned for UV-LED (~380-420 nm) curing of clear and white-pigmented coatings and inks (Coatings & Construction) Long-wavelength absorption drives surface and through-cure of opaque/thick UV-LED layers in printing and electronics (Industrial Manufacturing) Low-yellowing fast cure of UV-curable adhesives, composites and 3D-print…
Crosslinking / Curing
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Disodium EDTA (Disodium Edetate, EDTA-2Na)
CAS 139-33-3
A workhorse metal chelant that neutralizes trace-ion interference across cleaning, textile, and personal-care chemistry. It binds trace metal ions to stabilize formulations, retain color, and support preservative systems in personal care and industrial products.
Chelation / Sequestration
Viscosity Modification
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DL-Panthenol (Provitamin B5)
CAS 16485-10-2
A racemic panthenol used as a skin- and hair-conditioning agent in personal-care formulations. In cosmetic and personal-care formulations it functions as a skin-conditioning, hair-conditioning, and antistatic agent.
Conditioning
Moisture Control
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Dodecane (n-Dodecane, n-C12)
CAS 112-40-3
A pure n-paraffin supplied as a high-boiling solvent and fuel-research reference fluid. Established uses include service as a solvent in organic synthesis, degreasing and ink applications, a jet-fuel surrogate in combustion research, a distillation chaser, and a process fluid in paper and rubber industries.
Solvency
Emolliency
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Ectoin (Ectoine)
CAS 96702-03-3
A microbial compatible solute (extremolyte) used as a stabilizing active in cosmetic and biotechnology formulations. It is used as a skin-conditioning active in cosmetic formulations and as a stabilizer for proteins and other biomolecules.
Conditioning
Moisture Control
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Epoxidized Soybean Oil (ESBO, ESO)
CAS 8013-07-8
A bio-based PVC additive that plasticizes and stabilizes in one molecule by mopping up liberated HCl. It is used as a secondary plasticizer and co-stabilizer for polyvinyl chloride, where it also scavenges the hydrogen chloride liberated during PVC processing.
Emolliency
Plasticizing
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