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2-Naphthol Basic information Chemical Properties Application Preparation Product Name: 2-Naphthol Synonyms: c.i.37500;c.i.azoiccouplingcomponent1;c.i.developer5;Developer A;Developer AMS;Developer BN;developera;developerams CAS: 135-19-3 MF: C10H8O MW: 144.17 EINECS: 205-182-7 Product Categories: Fluorescent;Naphthalene;pigments;alcohol;MICROCIDIN;Color Former & Related Compounds;Developer;Functional Materials;Intermediates;Aromatic Compounds;Alphabetical;Bioactive Small Molecules;Biochemicals and Reagents;Building Blocks;C9 to C20+;Cell Biology;Chemical Synthesis;Fluorescent Indicators and Probes;Fluorescent Probes;Labels;N;Organic Building Blocks;Oxygen Compounds;Particles and Stains;pH Sensitive Probes and Indicators;Phenols;Dyestuff Intermediates;Aromatics Mol File: 135-19-3.mol 2-Naphthol Chemical Properties Melting point 120-122 C(lit.) Boiling point 285-286 C(lit.) density 1,28 g/cm3 vapor density 4.97 (vs air) vapor pressure 10 mm Hg ( 145.5 C) refractive index 1.5762 (estimate) Fp 153 C storage temp. Refrigerator solubility methanol: soluble1g/10 mL, clear, colorless to light yellow pka 9.51(at 25C) form Powder, Crystals or Granules color White PH Range Non& uorescence (8.5) to blue & uorescence (9.5) Water Solubility 1 g/L (20 C) �»max 226nm, 265nm, 275nm, 286nm, 320nm, 331nm Merck 14,6384 BRN 742134 Stability: Stable. Combustible. Dust may form explosive mixture with air. Incompatible with strong oxidizing agents, phenol. Major Application Display device, semiconductors, photoimaging materials, inks, toner, chalk, security paper, molding materials, tin plating method, rubber, adhesive, leather, detergent, hair dyes, antimitotic drug, anticancer agent, antiinflammatory agent, treatment of acne vulgaris (pimples) and other dermal ailments (rashes, scratches, blemishes, hair loss), disorders InChIKey JWAZRIHNYRIHIV-UHFFFAOYSA-N CAS DataBase Reference 135-19-3(CAS DataBase Reference) NIST Chemistry Reference 2-Naphthalenol(135-19-3) EPA Substance Registry System 2-Naphthalenol (135-19-3) Safety Information Hazard Codes Xn,N Risk Statements 20/22-50 Safety Statements 24/25-61 RIDADR UN 3077 9/PG 3 WGK Germany 2 RTECS QL2975000 F 8 Autoignition Temperature 430 C TSCA Yes HazardClass 9 PackingGroup III HS Code 29071590 Hazardous Substances Data 135-19-3(Hazardous Substances Data) Toxicity LD50 orally in Rabbit: 1960 mg/kg LD50 dermal Rabbit > 10000 mg/kg 2-Naphthol Usage And Synthesis 2-Naphthol Preparation Products And Raw materials

Specifications Potassium Hydroxide is a white flake or colorless clear liquid. It is one of the strongest alkalis. Properties: Product Name:Caustic Potash or Potassium Hydroxide CAS No.:1310-58-3 EINECS No.:215-181-3 HS.Code:2815200000 Molecular Weight:56.11 Appearance: White Flake or colorless clear liquid Main Applications: Potassium Hydroxide is mainly used in alkaline batteries industry, soaps, high-class detergents and cosmetics. Industrial ,medicine intermediate, potassium chemicals, synthetic rubber, ABS resin, food additive dyestuffs and so on Packages: Plastic woven bags. According to customer's requirement. -Phosphoric acid -Polyethylene glycol/PEG 400, 600, 1000, 1500, 3000, 6000 Refined Glycerine 99.7% Descripitons

At Prefine Chemicals, we distribute top-tier 3:4 Di Chloro Nitro Benzene and offer expert guidance to help you achieve optimal results. Our commitment to quality ensures you receive a reliable product you can depend on. (CAS.NO.-99-54-7) Prefine Chemicals guarantees a minimum purity of Min. 99.00 % of 3:4 Di Chloro Nitro Benzene APPLICATIONS Applications are: Speciality Chemicals Dyestuff & Dyestuff Intermediates Pigment Intermediates PACKAGING 50 kg HDPE bags MOQ 1x20'FCL SPECIFICATIONS Sr.No Characteristic Specifications 1. Physical Appearance Pale Yellow Colour Flakes/Liquid 2. Purity 99.5 %; Min 3. B.P. 255 oC 4. M.P. 39 - 41 oC

At Prefine Chemicals, we distribute top-tier 2:5 Di Chloro Nitro Benzene and offer expert guidance to help you achieve optimal results. Our commitment to quality ensures you receive a reliable product you can depend on. (CAS.NO.-89-61-2) Prefine Chemicals guarantees a minimum purity of Min. 99.00 % of 2:5 Di Chloro Nitro Benzene APPLICATIONS Applications are: Speciality Chemicals Dyestuff & Dyestuff Intermediates Pigment Intermediates PACKAGING ISO Tanks 250 Kgs MS Drums Tanker Load 50 kg HDPE bags MOQ 1x20'FCL SPECIFICATIONS Sr.No Characteristic Specifications 1. Physical Appreance Pale Yellow Colour Flakes/Liquid 2. Purity 99.60% Minimum 3. PDCB content 0.2% maximum 4. MCB 0.05% maximum 5. 3,4 DCNB 0.40% maximum 6. Moisture 1000 ppm Maximum

At Prefine Chemicals, we distribute top-tier Ortho Nitro Chloro Benzene and offer expert guidance to help you achieve optimal results. Our commitment to quality ensures you receive a reliable product you can depend on. (CAS.NO.-88-73-3) Prefine Chemicals guarantees a minimum purity of 99.00 % of Ortho Nitro Chloro Benzene. APPLICATIONS Applications are: Dyes & Dyestuff Intermediates Pigment & Intermediates Speciality Chemicals Agrochemical IntermediatesUsed as an intermediate for organic synthesis; onitrophenol, 2-chloroaniline, o-amino-phenol, ophenetidines, azo dyes, pesticides (such as carbofuran). PACKAGING MS DRUMS Jacketed Coil Tank MOQ 1x20'FCL SPECIFICATIONS Sr. No Characteristic Specifications 1. Physical Appearance Light Yellow clear liquid 2. Purity 99.7% min 3. PNCB 0.3% max 4. Dinitrobenzene (ppm) Nil 5. MNCB 0.05% max 6. Moisture Content 0.05% Max

Caustic soda flakes is majorly used in textiles processing, soap and detergent, paper and pulp industry. It is also used as an intermediate for wide variety of organic chemicals such as dyes, pigments, agrochemicals and variety of inorganic chemicals such as sulphites, phosphites etc.