2-Mehthyl-4-Nitro Aniline

At Prefine Chemicals, we distribute top-tier Para Nitro Aniline and offer expert guidance to help you achieve optimal results. Our
commitment to quality ensures you receive a reliable product you can depend on.

APPLICATIONS
Applications are:
Dyes
Textiles
Pigments
Food Additives
Polymers
Pharmaceuticals

PACKAGING
50 kg HDPE bags

MOQ 1*20 ft FCL

Specifications

Sr.No Characteristic Specifications
1. Physical Appearance Brownish Crystal/ powder
2. Purity 99.50 %
3. Formula C6H6N2O2
4. Specific Gravity 1.43 - 1.44

At Prefine Chemicals, we distribute top-tier Ortho Nitro Aniline 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.-88-74-4)

Prefine Chemicals guarantees a minimum purity of Min. 98.00 % of Ortho Nitro Aniline

APPLICATIONS
Applications are:
Dyes
UV Absorbers
Agro Chemicals
Pharmaceuticals

PACKAGING
50 kg HDPE bags with liners

MOQ 1x20' FCL

SPECIFICATIONS

Sr.No Characteristic Specifications
1. Physical Appearance Orange solid
2. Purity 98.00%
3. Formula C6H4NO2NH2

At Prefine Chemicals, we distribute top-tier 2:4 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.-97-00-7)

Prefine Chemicals guarantees a minimum purity of Min. 99.00 % of 2:4 Di Chloro Nitro Benzene

APPLICATIONS
Applications are:
Sulphur Black
Intermediate for acid, reactive Dyes &
Pigments

PACKAGING
ISO Tanks
250 Kgs MS Drums
Tanker Load
50 kg HDPE bags


MOQ 1x20'FCL

SPECIFICATIONS
Sr.No Characteristic Specifications
1. Appreance Yellowish
2. Form Flake /Fused
3. Purity 96%
4. Assay by GLC 99% min.
5. Impurity 0.2% maximum
6. PNCB 0.5% max
7. 2,6 DNCB 3.5% max

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

Aniline : CAS NO.:62-53-3

Purity : 99.99%
200kg/drum

Name: 2-hydroxy-6-naphthoic acid
Alias: 2,6 acid; 2-naphthol-6-carboxylic acid; 6-hydroxy-2-naphthoic acid; 6-hydroxy-2-naphthoic acid
CAS NOï¼?16712-64-4
Molecular formula: c11h7o3
Molecular weight: 187.172

Product quality standard:
Appearance characte Light yellow powder
Content 99%
2-naphtholâ?¤0.10%
2,3-acidâ?¤0.10%
melting point243-245�°C
Loss on dryingâ?¤0.30%
heavy metalâ?¤20ppm

Application: used in medicine, liquid crystal, paint, etc.

Packing: 25kg / cardboard barrel, or according to customer requirements

4-Hydroxybenzoic acid

Chemical Name:4-Hydroxybenzoic acid
Trade Name:p-oxybenzoic acid
Molecular Formula:C7H6O3
Molecular Weight:138.12
CAS No.:99-96-7

Properties:white odorless crystalline powder, easily soluble in hot water and alcohols, aethers and acetone,
slightly soluble in cold water and benzene, insoluble in carbon bisulfide; relative density is 1.46
Use: Can be used as antiseptic, intermediate of dyes, pharmaceuticals; as main material of liquid crystal polymers; as material of pesticide intermediate

Specification
Item Specification
Polymer Grade Technical Grade
Appearance white crystal powder white crystal powder
Purity(on dry base) % 99.6 99.0
Melting Point 214-217 212-216
Odor odorless odorless
Solubility Clear and transparent clear and transparent
Loss on Drying % 0.20 0.50
Color(Pt-Co) 10 40
Ash % 0.02 0.15
Sulfate(SO42-) 0.01 0.05
Chloride(Cl-) % 0.005 0.02
Phe% 0.01 0.10
Salicylic Acid % 0.02 0.10
4-Hydroxyisophthalic Acid(HIPA) ppm 500 /
Insolubles in Metha ppm 50 /
Potassium(K+) ppm 5 /
Sodium (Na+) ppm 5 /
Iron (Fe) ppm 5 /
Ca2++Mg2+ppm 5 /