Product Description
2-naphthol
| Chemical name | 2 - naphthol, 2 - hydroxy-naphthaene, β-naphthol | |
| Molecular.formula | C10H8O | |
| Molecular.Weight | 144.17 | |
| Appearance | Uniform off-white flakes or powder, when stored may become dark red or yellow color | |
| Packaging | 25 kg / bag, plastic bag inside and PP woven bag outside | |
| Storage and Transportation | Stored in dry well-ventilated place | |
| Use | Is an important organic raw materials and dyes intermediates. Can be used to dye, rubber, paint and other industries. | |
| 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;Naphtalene;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;Penols;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 | metnol: soluble1g/10 mL, clear, colorless to light yellow |
| pka | 9.51(at 25ºC) |
| form | Powder, Crystals or Granules |
| color | White |
| PH Range | Non& uorescence (8.5) to blue & uorescence (9.5) |
| Water Solubility | 1 g/L (20 ºC) |
| λmax | 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, pheol. |
| 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 |
Hunan JK International Trade Corporation / JK BIO-CHEM CO.,LTD is a professional exporter of food/feed additives and food /feed ingredients in China. With years of development, now we are able to provide the following food additives and food ingredients: thickeners, antioxidants, preservatives, vitamins, sweeteners, proteins, acidulants, nutritional supplements, flavours, coenzyme and so on.
Our food additives and food ingredients, especially our Ascorbic Acid (Vitamin C), Acesulfame-K, Aspartame, Citrates, Dextrose, D-Xylose, Erythorbic Acid, Fumaric Acid, Fructose,Maltodextrin, Malic Acid, Monosodium glutamate, Lactic Acid Potassium Sorbate, Sodium Erythorbate, Sodium Cyclamate, Sodium Saccharin, sodium benzoate, Sodium ascorbate, Sorbic Acid, xanthan Gum, Xylitol, Tartaric Acid, I+G, , Vanillin, Sucralose, Stevia and so on, have been exported to more than 60 countries for our good quality products.
Our staff of sales and technical support is available to help you in selecting the right protection for your application as well as to provide you with samples of our products for evaluation. At High Five, we are committed to providing the highest level of customer service, competitive pricing, speedy delivery and a comprehensive, cutting-edge product offering. Our ultimate goal is your satisfaction.
Packing&Shipping
FAQ
Q1.What's the payment terms?
We could accept T/T, L/C, DP payment terms.
Q2.How about the different index of products in same application?
Specifications can be customized according to your application.
Q3.How about the samples of products?
We can provide free samples under 2Kg(not including freight charge).
Q4.How about the price of products?
Our products are chemical synthesis got from underground brine, which is available for a variety of usage. Our products are high purity with good quality, and the price is based on different specification and quantity.
Q5.What's the shelf life for the cargoes?
Our product's shelf life is 2 years, which is based on dry and ventilated storage.
Q6.What's the package of the cargoes?
20kg/25kg woven bags, within plastic bags, or as customized.
Q7.What's the delivery time?
We usually deliver the cargoes within 10~20 days after receiving customer's payment or original L/C.
Q8.Which documents can we supply?
Commercial Invoice, Packing List, Certificate of Analysis, Certificate of Origin (FORM E), Bill of Loading, ISO etc.
The documents will be sent by Express within 24 hours against your full payment.
Q9.Why do you choose us?
We accept safe and diversified payment terms.
We supply a price trend to ensure clients know marketing information in time. We will take charge of 100% responsibility for
quality issue. We strive to create value for each customer we serve by meeting their unique needs and providing solutions to solve their problems and achieve their objectives.
