3-Amino-5-chloro-2-hydroxybenzenesulfonic acid

Basic Information

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CAS Number

88-23-3

Molecular Formula

C6H6ClNO4S

Molecular Weight

223.64 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Fine Chemicals Dyes and Pigments Organic Dyes

Agricultural Chemicals Pesticides Herbicides

Basic Physical Properties

SMILES

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C1=C(C=C(C(=C1N)O)S(=O)(=O)O)Cl

InChI

InChI=1S/C6H6ClNO4S/c7-3-1-4(8)6(9)5(2-3)13(10,11)12/h1-2,9H,8H2,(H,10,11,12)

InChIKey

YCTAOQGPWNTYJE-UHFFFAOYSA-N

LogP

0.8745000000000003

Topological Polar Surface Area

100.62 Å²

Hydrogen Bond Donor/Acceptor

4 / 5

Complexity

275

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Hazard Class

Class 6.1 Class 6.1

Synonyms & References

English

EC 201-813-5
3-Amino-5-chloro-2-hydroxybenzenesulfonicacid
W-100410
NSC-7539
3-Amino-5-chloro-2-hydroxybenzenesulfonic acid
EINECS 201-813-5
5-CHLORO-2-HYDROXYMETANILIC ACID
CHEMBL3184757
3-amino-5-chlor-2-hydroxybenzensulfonsyre
CAS-88-23-3
83IP35P6EZ
DTXSID0024474
YCTAOQGPWNTYJE-UHFFFAOYSA-N
AC-10585
UNII-83IP35P6EZ
2-Hydroxy-5-chlorometanilic acid
3-amino-5-chloro-2-hydroxy-1-benzenesulfonic acid
NSC7539
4-Chloro-2-aminophenol-6-sulfonic acid
3-amino-5-chloro2-hydroxybenzenesulfonic acid
DTXCID904474
BBL013171
3-Amino-5-chloro-2-hydroxybenzenesulfonic acid, AldrichCPR
1-AMINO-5-CHLORO-2-HYDROXY-3-BENZENESULFONIC ACID
6-Amino-4-chloro-1-phenol-2-sulfonic acid
AKOS003614358
NSC 7539
AMINO-4-CHLORO-1-PHENOL-2-SULFONIC ACID, 6-
2-HYDROXY-3-AMINO-5-CHLOROBENZENESULFONIC ACID
STK803593
VS-03696

MDL Number

MFCD00035768

Customs Code

2922299090

FAQ

What are the physical and chemical properties of 3-Amino-5-chloro-2-hydroxybenzenesulfonic acid (CAS: 88-23-3)?

3-Amino-5-chloro-2-hydroxybenzenesulfonic acid (CAS: 88-23-3) is a white to off-white crystalline powder. Its molecular weight is approximately 274.64 g/mol. It has a solubility of 3.6 g/100 mL in water at 25°C. This compound is moderately reactive, particularly in acidic conditions. It is used in various applications due to its unique chemical properties.

How is 3-Amino-5-chloro-2-hydroxybenzenesulfonic acid (CAS: 88-23-3) typically synthesized?

3-Amino-5-chloro-2-hydroxybenzenesulfonic acid (CAS: 88-23-3) can be synthesized through a multi-step process. Common methods include chlorination of 2-hydroxy-3-aminobenzenesulfonic acid followed by sulfonation. This process typically involves the use of sulfuric acid as a catalyst and requires careful temperature and pH control to achieve high yields.

What industries use 3-Amino-5-chloro-2-hydroxybenzenesulfonic acid (CAS: 88-23-3)?

3-Amino-5-chloro-2-hydroxybenzenesulfonic acid (CAS: 88-23-3) is primarily used in the pharmaceutical industry for the synthesis of certain drugs. It also finds applications in the production of dyes, polymers, and as a reagent in analytical chemistry for the development of sensors and semiconductors.

What precautions should be taken when handling 3-Amino-5-chloro-2-hydroxybenzenesulfonic acid (CAS: 88-23-3)?

When handling 3-Amino-5-chloro-2-hydroxybenzenesulfonic acid (CAS: 88-23-3), it is important to wear appropriate personal protective equipment (PPE) such as gloves, lab coat, and safety goggles. The compound should be handled in a well-ventilated area or fume hood to minimize inhalation risks. Spills should be cleaned up using appropriate absorbent materials. Always refer to the Material Safety Data Sheet (MSDS/SDS) for specific handling instructions and safety guidelines.