Dye / Pigment Intermediates
50 products
Dye / Pigment Intermediates
Organic intermediates for dye and pigment synthesis
50 products
50 products
dye pigment intermediates
1,4-Diaminoanthraquinone
CAS: 128-95-0
1,4-Diaminoanthraquinone is a vivid violet disperse dye intermediate and a key building block for solvent dyes used in plastics, waxes, and printing inks. Its extended chromophore system produces deep violet-blue hues with high extinction coefficients. As a disperse dye, it dyes polyester and cellulose acetate directly to brilliant violet shades with good sublimation fastness. Chemzip supplies this intermediate to dye and specialty ink manufacturers.
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1,4-Dihydroxynaphthalene
CAS: 571-60-8
1,4-Dihydroxynaphthalene is a naphthalenediol used as a key intermediate in the synthesis of vat dyes, particularly naphthalene-based quinone vat dyes that exhibit excellent lightfastness and wash fastness on cotton. It is also used in the preparation of anthraquinone derivatives and as a building block for organic semiconductor materials. Chemzip offers this specialty intermediate for high-performance vat dye and organic materials manufacturing.
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1-Aminoanthraquinone
CAS: 82-45-1
1-Aminoanthraquinone is a key anthraquinone amine derivative used as an intermediate in the synthesis of disperse dyes for polyester and acetate fibers, as well as in the preparation of reactive anthraquinone dyes and vat dye intermediates. Its orange-red hue and strong absorption in the visible spectrum make it a valuable chromophore building block. Chemzip offers consistent-quality 1-aminoanthraquinone to disperse dye manufacturers worldwide.
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2-Amino-4-Chlorophenol
CAS: 89-95-2
2-Amino-4-chlorophenol is a bifunctional aromatic compound containing both amino and hydroxyl groups, making it an excellent azo dye coupling component as well as a diazotizable intermediate. It is used to produce reactive and direct dyes with red, bordeaux, and brown shades exhibiting good wash fastness on cotton. Chemzip supplies this intermediate to specialty dye manufacturers worldwide.
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2-Aminoanthraquinone
CAS: 117-79-3
2-Aminoanthraquinone is the 2-position isomer of aminoanthraquinone, serving as an intermediate for anthraquinone-based acid dyes and reactive dyes with blue and grey shades for protein and polyamide fibers. Its amino group at position 2 confers distinct electronic and steric properties compared to the 1-isomer, enabling different dye hue profiles. Chemzip supplies 2-aminoanthraquinone for specialty dye and organic pigment synthesis.
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2G Acid (2-Naphthylamine-5,7-Disulfonic Acid)
CAS: 93-00-5
2G Acid (2-naphthylamine-5,7-disulfonic acid) is a disulfonated naphthalamine that functions as a diazo component in direct and reactive dye synthesis, primarily for blue, grey, and black shades on cotton. Its two sulfonic groups at positions 5 and 7 provide high water solubility and strong fiber affinity, producing dyes with excellent leveling and wash fastness properties. Chemzip supplies 2G Acid for complex multi-component dye formulations.
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Alpha Copper Phthalocyanine (PB 15:1)
CAS: 147-14-8
Alpha copper phthalocyanine (Pigment Blue 15:1) is the reddish-blue phase of CuPc, stabilized with small amounts of phase-directing agents to prevent conversion to the beta polymorph. It is widely used in printing inks, particularly gravure and offset inks where a slightly reddish undertone in blue is desired. Chemzip supplies PB 15:1 in standardized grades suitable for waterborne and solventborne ink and coating systems.
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Alpha-Naphthol (1-Naphthol)
CAS: 90-15-3
Alpha-naphthol (1-naphthol) is an isomeric phenolic compound used as a coupling component and building block in dye synthesis, pharmaceutical synthesis, and agrochemical production. As a dye intermediate, it provides different coupling selectivity and hue characteristics compared to beta-naphthol, enabling complementary shade ranges including violet and brown azo dyes. Chemzip supplies high-purity alpha-naphthol for industrial and specialty chemical applications.
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Aniline
CAS: 62-53-3
Aniline is the fundamental aromatic amine intermediate used in the synthesis of azo dyes, reactive dyes, and a wide range of organic pigments. As a primary building block for the dye and pigment industry, it undergoes diazotization reactions to form diazonium salts that couple with various coupling components. Chemzip supplies industrial-grade aniline meeting strict purity specifications for dyestuff manufacturers worldwide.
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Anthraquinone
CAS: 84-65-1
Anthraquinone is the parent compound and primary intermediate for a large family of vat dyes, reactive dyes, and disperse dyes based on the anthraquinonoid chromophore system. It is also used as a pulp cooking catalyst in the paper industry and as a starting material for the synthesis of amino- and hydroxy-anthraquinone derivatives. Chemzip offers technical-grade anthraquinone for dye and paper chemical manufacturers.
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Azo Condensation Red (Pigment Red 144)
CAS: 5280-78-4
Azo Condensation Red (Pigment Red 144) is a disazo condensation pigment providing a bluish-red to pure red hue with significantly higher fastness properties than conventional diazo pigments, including excellent lightfastness, heat stability, and bleed resistance. It bridges the performance gap between standard azo reds and expensive polycyclic pigments, making it ideal for demanding automotive, industrial, and packaging applications. Chemzip supplies PR 144 to meet high-performance colorant requirements.
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Benzimidazolone Yellow (Pigment Yellow 151)
CAS: 31837-42-0
Benzimidazolone Yellow (Pigment Yellow 151) is a monoazo benzimidazolone pigment with a greenish-yellow hue that combines the transparency of azo chemistry with the superior fastness of the benzimidazolone ring, offering exceptional lightfastness and heat stability. It is widely used in automotive, industrial, and printing ink applications that demand both color quality and long-term performance. Chemzip supplies PY 151 for premium coating and ink formulations.
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Beta Copper Phthalocyanine (PB 15:3)
CAS: 147-14-8
Beta copper phthalocyanine (Pigment Blue 15:3) is the most widely used form of CuPc, offering a greenish-blue hue with outstanding transparency, high tinting strength, and excellent stability across virtually all application media. It is the standard cyan pigment in CMYK printing processes and a primary colorant in waterborne and solventborne paints, plastics, and inks. Chemzip supplies PB 15:3 in standard and high-transparency grades.
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Beta-Naphthol (2-Naphthol)
CAS: 135-19-3
Beta-naphthol (2-naphthol) is a foundational phenolic coupling component used in the synthesis of a broad range of azo dyes, particularly naphthol-based textile dyes (Naphthol AS) that are padded onto cotton and then developed with a diazonium salt on-fabric. It is also used as a starting material for antioxidants, fungicides, and naphthalene sulfonic acid derivatives. Chemzip provides industrial-grade beta-naphthol for dye and chemical manufacturers.
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Catechol (1,2-Dihydroxybenzene)
CAS: 120-80-9
Catechol (1,2-dihydroxybenzene) is an ortho-diphenol used as a dye intermediate in the synthesis of mordant dyes and as a reducing agent in photographic developer formulations. In the dye industry, it serves as a building block for anthraquinone-type dye precursors and metal-complex dyes that exploit catechol's strong chelating ability toward iron and other transition metals. Chemzip provides high-purity catechol for dye, pharmaceutical, and fine chemical synthesis.
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Chicago Acid (8-Aminonaphthalene-1,3,6-Trisulfonic Acid)
CAS: 86-65-7
Chicago Acid is a trisulfonated naphthalamine intermediate with three sulfonic acid groups that impart exceptional water solubility and fiber affinity to the dyes derived from it. It is primarily used in the synthesis of highly water-soluble direct dyes for cotton and viscose printing with excellent leveling properties. Chemzip supplies Chicago Acid to direct dye and reactive dye manufacturers seeking superior solubility performance.
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Chromium Oxide Green (Pigment Green 17)
CAS: 1308-38-9
Chromium Oxide Green (Cr2O3, Pigment Green 17) is an extremely durable, olive-green inorganic pigment known for its exceptional heat stability (up to 1000°C), outstanding lightfastness, and resistance to acids, alkalis, and solvents. It is widely used in camouflage coatings, roofing tiles, ceramics, glass, and high-temperature industrial applications. Chemzip supplies Cr2O3 pigment in standard and fine particle grades.
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Cleve's Acid 6,4 (1-Naphthylamine-6-Sulfonic Acid)
CAS: 84-86-6
Cleve's Acid 6,4 is a naphthylamine monosulfonic acid used as a diazo component in the synthesis of direct and acid azo dyes with blue and navy shade ranges. The 6-position sulfonic group on the 1-naphthylamine skeleton directs specific coupling geometry that yields characteristic deep blue colorations with good wash and light fastness. Chemzip supplies this specialty intermediate for high-performance dye formulations.
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Crude Copper Phthalocyanine (Crude CuPc)
CAS: 147-14-8
Crude copper phthalocyanine is the unfinished blue macrocyclic complex synthesized from phthalic anhydride, urea, copper salt, and a catalyst, before being subjected to any finishing or conditioning process. It is the primary intermediate used to produce PB 15:1 (alpha), PB 15:3 (beta), and PB 15:4 (epsilon) pigment grades through controlled solvent or salt milling treatment. Chemzip supplies crude CuPc to pigment finishers and integrated pigment manufacturers.
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Dioxazine Violet (Pigment Violet 23)
CAS: 6358-30-1
Dioxazine Violet (Pigment Violet 23, carbazole dioxazine) is the most widely used high-performance violet organic pigment, offering an exceptionally bright, reddish-violet hue with outstanding lightfastness and transparency. Its high tinctorial strength makes it economical for shading blue and black systems, and its heat stability makes it suitable for high-temperature plastics processing. Chemzip supplies PV 23 in standard and reduced-aggregation grades.
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Gamma-Acid (7-Amino-1-Naphthol-3-Sulfonic Acid)
CAS: 90-51-7
Gamma-Acid is a naphthalene sulfonic acid derivative used as a coupling component in the synthesis of direct, acid, and reactive azo dyes, primarily in yellow-green to green shade ranges. Its amino and hydroxyl groups at positions 7 and 1 provide a specific geometric arrangement that directs coupling toward characteristic greenish hues. Chemzip offers consistent-grade Gamma-Acid for textile dye manufacturers.
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H-Acid (8-Amino-1-Naphthol-3,6-Disulfonic Acid)
CAS: 90-20-0
H-Acid is one of the most important naphthalene-based coupling components in the dye industry, used extensively in the synthesis of navy blue, black, and dark-shade reactive and direct azo dyes for cotton and wool. Its combination of amino, hydroxyl, and two sulfonic acid groups provides excellent coupling reactivity and contributes high wash fastness to finished dyes. Chemzip supplies H-Acid in both free acid and sodium salt forms to meet diverse formulation needs.
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Iron Oxide Yellow (Pigment Yellow 42 / FeOOH)
CAS: 51274-00-1
Synthetic Iron Oxide Yellow (Pigment Yellow 42, alpha-FeOOH goethite) is a robust inorganic yellow pigment produced by the controlled precipitation and oxidation of ferrous salts, offering excellent lightfastness, acid and alkali resistance, and non-toxicity at competitive pricing. It is the most widely used yellow inorganic pigment in construction materials, architectural coatings, and concrete coloring. Chemzip supplies iron oxide yellow in standard, fine, and transparent grades.
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Isoindolinone Yellow (Pigment Yellow 110)
CAS: 5045-40-9
Isoindolinone Yellow (Pigment Yellow 110) is a high-performance organic yellow pigment based on the isoindolinone heterocyclic system, providing a greenish-yellow to pure yellow hue with outstanding lightfastness, heat stability, and weather resistance. It meets the demanding fastness requirements of automotive, industrial, and high-quality architectural coatings. Chemzip supplies PY 110 in standard and transparent grades for premium colorant applications.
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