6331-96-0

Basic information

• Product Name: 3,4-Dichloroaniline-6-sulfonic acid
• Synonyms: 3,4-DICHLOROANILINE-6-SULFONIC ACID;2-AMINO-4,5-DICHLOROBENZENESULFONIC ACID;4,5-DICHLOROANILINE-2-SULFONIC ACID;2-amino-4,5-dichlorobenzenesulphonic acid;4,5-Dichloroorthanilic acid (SO3H=1);6-AMINO-3,4-DICHLOROBENZENESULFONIC ACID;Benzenesulfonic acid, 2-amino-4,5-dichloro-;Nsc37399
• CAS NO: 6331-96-0
• Molecular Formula: C₆H₅Cl₂NO₃S
• Molecular Weight: 242.08
• Mol File: 6331-96-0.mol

Chemical Properties

• Boiling Point: 270°C(lit.)
• Flash Point: 270°F
• Appearance: /
• Density: 1.749 g/cm³
• Vapor Pressure: 0Pa at 25℃
• Refractive Index: 1.716
• Storage Temp.: Keep in dark place,Sealed in dry,Room Temperature
• PKA: 0.76±0.10(Predicted)
• CAS DataBase Reference: 3,4-Dichloroaniline-6-sulfonic acid(CAS DataBase Reference)
• NIST Chemistry Reference: 3,4-Dichloroaniline-6-sulfonic acid(6331-96-0)
• EPA Substance Registry System: 3,4-Dichloroaniline-6-sulfonic acid(6331-96-0)

Safety Data

• Hazard Codes: Xn
• Statements: 20/21/22-36/37/38
• Safety Statements: 26-36
• Hazardous Substances Data: 6331-96-0(Hazardous Substances Data)

Usage

Uses

Used in Dye and Pigment Production:
3,4-Dichloroaniline-6-sulfonic acid is used as a key intermediate in the synthesis of various dyes and pigments, contributing to their color properties and stability.
Used in Pharmaceutical Industry:
In the pharmaceutical sector, 3,4-Dichloroaniline-6-sulfonic acid is employed as a reagent in the organic synthesis of various medicinal compounds, playing a crucial role in the development of new drugs.
Used in Hair Dye Manufacturing:
3,4-Dichloroaniline-6-sulfonic acid is used as a colorant in hair dyes, providing a range of shades and enhancing the dye's performance.
Used in Organic Synthesis:
As a strong acid, 3,4-Dichloroaniline-6-sulfonic acid is utilized as a reagent in various organic synthesis processes, facilitating the formation of desired chemical products.
Used as a Catalyst in Chemical Reactions:
3,4-Dichloroaniline-6-sulfonic acid is employed as a catalyst to accelerate specific chemical reactions, improving the efficiency and selectivity of the processes.
However, it is important to note that 3,4-Dichloroaniline-6-sulfonic acid is considered harmful if ingested, inhaled, or absorbed through the skin, and can cause irritation and potential severe health effects. Therefore, proper handling and safety precautions are essential when working with this chemical compound.

InChI:InChI=1/C22H16ClN3O2S/c1-13-9-10-19-18(11-13)25-21(28-19)14-5-4-6-15(12-14)24-22(29)26-20(27)16-7-2-3-8-17(16)23/h2-12H,1H3,(H2,24,26,27,29)

Upstream product

• 95-76-1 m,p-dichloroaniline 

Downstream Products

• 1083418-43-2 4,5-dichloro-2-{[5-(4-chloro-phenyl)-2-trifluoromethyl-furan-3-carbonyl]-amino}-benzenesulfonic acid 
• 1083418-55-6 4,5-dichloro-2-{[5-(4-chloro-phenyl)-2-trifluoromethyl-furan-3-carbonyl]-amino}-benzenesulfonic acid methyl ester 
• 105548-29-6 2-(2-Acetylamino-4-diethylamino-phenylazo)-4,5-dichloro-benzenesulfonic acid 
• 105547-92-0 2-(4-Amino-2-diethylamino-6-methyl-pyrimidin-5-ylazo)-4,5-dichloro-benzenesulfonic acid 
• 105548-11-6 4,5-Dichloro-2-(4,6-diamino-2-ethylsulfanyl-pyrimidin-5-ylazo)-benzenesulfonic acid 
• 105547-70-4 2-(5-Amino-3-methyl-1-phenyl-1H-pyrazol-4-ylazo)-4,5-dichloro-benzenesulfonic acid 
• 1034331-80-0 4,5-dichloro-2-((E)-3-naphthalen-2-yl-acryloylamino)-benzenesulfonic acid 

Relevant articles and documents

Production method of 3,4-dichloroaniline-6-sulfonic acid

The invention provides a production method of 3,4-dichloroaniline-6-sulfonic acid and belongs to the technical field of chemical synthesis. The production method takes 3,4-dichloroaniline and sulfuric acid as raw materials and comprises the following step