Specialty Additives
2-Methyl-4′-(methylthio)-2-morpholinopropiophenone (CAS 71868-10-5)
CAS 71868-10-5
A Type I α-aminoketone photoinitiator that efficiently cures pigmented coatings, white systems, and thicker films through extended UV absorption.
Crosslinking / Curing
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Specialty Additives
2-Methylimidazole (2MI)
CAS 693-98-1
A nucleophilic imidazole epoxy curing agent and accelerator that enables high-glass-transition, heat-resistant networks in composites, adhesives.
Crosslinking / Curing
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Amines & Amides
2-Methylpentamethylenediamine (MPMD)
CAS 15520-10-2
A branched aliphatic diamine hardener for epoxy coatings and adhesives offering extended pot life and low color, also used as a specialty polyamide monomer.
Crosslinking / Curing
Synthesis Intermediate
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Amines & Amides
2-Methyltriethylenediamine (2-Methyl-1,4-diazabicyclooctane)
CAS 1193-66-4
A bicyclic amine catalyst that moderates polyurethane gelation kinetics, enabling longer cream and rise times in spray foam, large pours.
Crosslinking / Curing
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Specialty Additives
2-Octyl-2H-isothiazol-3-one (OIT, Octylisothiazolinone)
CAS 26530-20-1
An isothiazolinone biocide used as a film and in-can preservative for paints, coatings, adhesives, and metalworking fluids.
Biocidal Action
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Specialty Additives
2,2-Dibromo-3-nitrilopropionamide (DBNPA)
CAS 10222-01-2
A non-oxidizing biocide that controls bacteria, algae, and fungi in cooling water, pulp and paper mills, metalworking fluids, and oilfield drilling systems.
Biocidal Action
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Specialty Additives
2,2-Diethoxyacetophenone (DEAP)
CAS 6175-45-7
A liquid Type I photoinitiator that cleaves under UV to initiate radical polymerization in clear coatings, adhesives, and printing applications.
Crosslinking / Curing
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Specialty Additives
2,3-Dichlorotoluene
CAS 32768-54-0
A dichlorotoluene synthesis intermediate used to manufacture dichlorobenzaldehydes, dichlorobenzoic acids, and agrochemical intermediates.
Synthesis Intermediate
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Specialty Additives
2,3,4,5,6-Pentachlorobenzonitrile
CAS 20925-85-3
A fully chlorinated benzonitrile intermediate used in synthesis of agrochemical and specialty chemical products via nitrile hydrolysis.
Synthesis Intermediate
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Specialty Additives
2,3,5,6-Tetrachloroterephthalonitrile
CAS 1897-41-2
A perchloro aromatic dinitrile intermediate used in synthesis of fungicide and pigment precursors.
Synthesis Intermediate
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Specialty Additives
2,3,5,6-Tetrafluoroterephthalonitrile
CAS 1835-49-0
A perfluoro aromatic dinitrile intermediate used in synthesis of fluorinated specialty chemicals and pharmaceutical compounds.
Synthesis Intermediate
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Specialty Additives
2,4-Dichlorobenzaldehyde
CAS 874-42-0
A dichloro-substituted aromatic aldehyde intermediate used in synthesis of pharmaceutical and agrochemical compounds.
Synthesis Intermediate
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Specialty Additives
2,4-Dichlorobenzonitrile
CAS 6574-98-7
A dichlorobenzonitrile intermediate used to synthesize agrochemical and fine-chemical products through nitrile hydrolysis, amidation, reduction.
Synthesis Intermediate
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Specialty Additives
2,4-Diethylthioxanthone (DETX)
CAS 82799-44-8
A yellow thioxanthone photoinitiator that absorbs long-wave UV to cure pigmented inks and coatings when paired with an amine synergist.
Crosslinking / Curing
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Specialty Additives
2,4,6-Trichlorobenzonitrile
CAS 6575-05-9
A trichloro-substituted benzonitrile intermediate for synthesis of agrochemical and specialty chemical products via nitrile hydrolysis.
Synthesis Intermediate
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Specialty Additives
2,4,6-Trichlorophenol (TCP)
CAS 88-06-2
A chlorophenol synthesis intermediate used as a building block in the manufacture of dyes and specialty chemical intermediates.
Biocidal Action
Synthesis Intermediate
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Specialty Additives
2,4,6-Trifluorobenzonitrile
CAS 96606-37-0
A fluorinated benzonitrile intermediate used in synthesis of pharmaceutical and agrochemical compounds via nitrile reduction, hydrolysis.
Synthesis Intermediate
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Amines & Amides
2,4,6-Tris(dimethylaminomethyl)phenol (CAS 90-72-2)
CAS 90-72-2
A liquid tertiary-amine accelerator that rapidly cures epoxy resins with anhydride and amine hardeners, and catalyzes polyurethane and other reactions.
Crosslinking / Curing
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Specialty Additives
2,5-Dimethyl-2,5-Di(tert-butylperoxy)hexane
CAS 78-63-7
A liquid dialkyl peroxide initiator and crosslinker for high-temperature polymer and elastomer processing, including polyethylene, EPDM.
Crosslinking / Curing
Synthesis Intermediate
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Specialty Additives
2,6-Dichlorobenzonitrile (Dichlobenil)
CAS 1194-65-6
A dichlorobenzonitrile intermediate used in synthesis of herbicide dichlobenil and 2,6-dichlorobenzamide.
Biocidal Action
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Specialty Additives
2,6-Dichlorotoluene
CAS 118-69-4
A chlorinated aromatic intermediate used to synthesize 2,6-dichlorobenzaldehyde, 2,6-dichlorobenzoic acid, and agrochemical and pharmaceutical precursors.
Synthesis Intermediate
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Amines & Amides
2,6-Difluoroaniline
CAS 5509-65-9
A fluoro-aniline synthesis intermediate used to manufacture fluoroquinolone pharmaceuticals and agrochemical intermediates.
Synthesis Intermediate
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Amines & Amides
2,6-Difluorobenzamide
CAS 18063-03-1
A fluoro-benzamide synthesis intermediate used as a building block in the manufacture of benzoylurea-type agrochemical intermediates.
Synthesis Intermediate
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Specialty Additives
2,6-Difluorobenzonitrile
CAS 1897-52-5
A fluoro-benzonitrile intermediate used in synthesis of agrochemical actives, particularly benzoylurea compounds and related derivatives.
Synthesis Intermediate
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Amines & Amides
2,6-Diisopropylaniline
CAS 24544-04-5
A hindered aniline intermediate used in synthesis of metallocene catalysts, specialty amides, and agrochemical building blocks.
Synthesis Intermediate
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Phosphate Esters & Derivatives
2,6,7-Trioxa-1-phosphabicyclooctane-4-methanol 1-oxide (PEPA)
CAS 5301-78-0
A caged bicyclic phosphate flame retardant that forms protective char layers in halogen-free and intumescent systems for polyolefins and engineering plastics.
Flame Retardancy
Synthesis Intermediate
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Specialty Additives
2,6,8-Trimethylnonan-4-ol (Trimethylnonanol)
CAS 123-17-1
A branched C12 secondary alcohol used as a hydrophobe intermediate for nonionic surfactants and specialty chemical synthesis.
Solvency
Defoaming / Foam Control
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Silanes & Organosilanes
3-(2-Aminoethylamino)propyltrimethoxysilane (AEAPTMS)
CAS 1760-24-3
A diamino-functional organosilane coupling agent and adhesion promoter for bonding inorganic substrates to organic resins in fiberglass, adhesives.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Amines & Amides
3-(Diethylamino)propylamine
CAS 104-78-9
A difunctional aliphatic amine used as an epoxy curing agent, accelerator, and intermediate for surfactants, fuel additives, and agrochemicals.
Crosslinking / Curing
Synthesis Intermediate
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Silanes & Organosilanes
3-Aminopropyltriethoxysilane (APTES)
CAS 919-30-2
An amino-functional silane coupling agent that bonds inorganic surfaces to organic polymers for glass fiber sizing, adhesives, sealants, and coatings.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Silanes & Organosilanes
3-Aminopropyltrimethoxysilane (APTMS)
CAS 13822-56-5
An amino-functional silane coupling agent that promotes adhesion between inorganic substrates and organic resins in adhesives, sealants, and coatings.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Silanes & Organosilanes
3-Glycidoxypropylmethyldiethoxysilane
CAS 2897-60-1
An epoxy-functional organosilane coupling agent that promotes adhesion between inorganic substrates and epoxy or organic resin systems.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Silanes & Organosilanes
3-Glycidoxypropyltriethoxysilane (GPTES)
CAS 2602-34-8
An epoxy-functional organosilane coupling agent that bonds inorganic substrates to organic resins in adhesives, sealants, coatings, and composites.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Silanes & Organosilanes
3-Glycidoxypropyltrimethoxysilane (GPTMS)
CAS 2530-83-8
An epoxy-functional organosilane adhesion promoter and crosslinking agent for adhesives, sealants, coatings, and fiber-reinforced composites.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Silanes & Organosilanes
3-Methacryloxypropylmethyldimethoxysilane (MPDMS)
CAS 14513-34-9
A methacrylate-functional organosilane coupling agent that copolymerizes with unsaturated resins while bonding to glass and mineral fillers.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Silanes & Organosilanes
3-Methacryloxypropyltrimethoxysilane
CAS 2530-85-0
A methacrylate-functional silane coupling agent that promotes adhesion between resins and glass, metal, or inorganic surfaces in composites.
Coupling / Adhesion Promotion
Crosslinking / Curing
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Specialty Additives
3-O-Ethyl Ascorbic Acid (Ethyl Ascorbic Acid)
CAS 86404-04-8
A stable vitamin C derivative with enhanced oxidative stability, used in skin-brightening and antioxidant formulations for cosmetics and personal care.
Conditioning
Preservation
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Specialty Additives
3,4-Dichlorobenzonitrile
CAS 6574-99-8
A dichloro-substituted benzonitrile intermediate used in synthesis of agrochemical and pharmaceutical compounds via nitrile and halogen transformations.
Synthesis Intermediate
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Specialty Additives
3,4-Dichlorophenyl Isocyanate
CAS 102-36-3
An aromatic isocyanate intermediate used to synthesize substituted ureas, carbamates, and agrochemical building blocks.
Synthesis Intermediate
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Specialty Additives
3,4-Difluorobenzonitrile
CAS 64248-62-0
A fluoro-benzonitrile intermediate used in synthesis of pharmaceutical and agrochemical active ingredients requiring fluorinated aromatic scaffolds.
Synthesis Intermediate
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Specialty Additives
3,4-Dimethylpyrazole Phosphate (DMPP)
CAS 202842-98-6
A nitrogenous fertilizer additive that inhibits urease enzyme activity to reduce ammonia volatilization in urea-based fertilizers and soil amendments.
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Specialty Additives
3,4,5,6-Tetrachlorophthalonitrile
CAS 1953-99-7
A perchloro aromatic dinitrile intermediate used in synthesis of phthalocyanine pigments and fungicide precursors.
Synthesis Intermediate
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Specialty Additives
3,4,5,6-Tetrafluorophthalonitrile
CAS 1835-65-0
A perfluoro aromatic dinitrile intermediate used to synthesize fluorinated phthalocyanines and specialty chemicals.
Synthesis Intermediate
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Specialty Additives
4-Benzoyl-4′-methyldiphenyl sulfide (BMS)
CAS 83846-85-9
A pale solid benzophenone photoinitiator with thioether substitution for red-shifted UV absorption.
Crosslinking / Curing
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Specialty Additives
4-Benzoylbiphenyl (PBZ)
CAS 2128-93-0
A crystalline benzophenone-type photoinitiator with extended conjugation for red-shifted UV absorption, used in surface-cure coatings with amine synergists.
Crosslinking / Curing
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Specialty Additives
4-Butylresorcinol
CAS 18979-61-8
An alkyl-substituted dihydric phenol used as a tyrosinase inhibitor in skin-brightening and cosmetic formulations.
Preservation
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Specialty Additives
4-Chlorobenzophenone (CBZ)
CAS 134-85-0
A chloro-substituted benzophenone photoinitiator that accelerates UV surface cure of clear coatings and inks when paired with amine co-initiators.
Crosslinking / Curing
Synthesis Intermediate
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Specialty Additives
4-Hexylresorcinol (Hexylresorcinol)
CAS 136-77-6
An alkyl-substituted resorcinol antioxidant and processing aid used to prevent melanosis in shrimp and crustaceans.
Biocidal Action
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