2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid

Basic Information

View in Editor

CAS Number

135-52-4

Molecular Formula

C20H16N4O6S

Molecular Weight

440.44 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Melting Point

203°C (dec.)

SMILES

View in Editor

C1=CC=C(C=C1)C(=NNC2=C(C=CC(=C2)S(=O)(=O)O)O)N=NC3=CC=CC=C3C(=O)O

InChI

InChI=1S/C20H16N4O6S/c25-18-11-10-14(31(28,29)30)12-17(18)22-24-19(13-6-2-1-3-7-13)23-21-16-9-5-4-8-15(16)20(26)27/h1-12,21,25H,(H,26,27)(H,28,29,30)/b23-19-,24-22+

InChIKey

VSSGEDASAZNGHS-IEDQNEBGSA-N

LogP

3.8947000000000025

Topological Polar Surface Area

161.01 Å²

Hydrogen Bond Donor/Acceptor

4 / 10

Complexity

775

Safety Information

View Safety Information

Stability

Stable. Incompatible with strong oxidizing agents.

Synonyms & References

English

2-((Z)-2-(((E)-(2-hydroxy-5-sulfophenyl)diazenyl)(phenyl)methylene)hydrazinyl)benzoic acid
135-52-4
NS00041904
1-(2-hydroxycarbonylphenyl)-5-(2-hydroxy-5-sulfophenyl)-3-phenylformazan
Zincon (sodium salt)
2-[[N-(2-hydroxy-5-sulfoanilino)-C-phenylcarbonimidoyl]diazenyl]benzoic acid
Benzoic acid, 2-[[[(2-hydroxy-5-sulfophenyl)azo]phenylmethylene]hydrazino]-
Zincon
62625-22-3
Q27265998
2-(-2-((-(2-Hydroxy-5-sulfophenyl)diazenyl)(phenyl)methylene)hydrazinyl)benzoic acid
2-(-2-((-(2-Hydroxy-5-sulfophenyl)diazenyl)-(phenyl)methylene)hydrazinyl)benzoic acid
2-[1-(2-hydroxy-5-sulfophenyl)-3-phenyl-5-formazano]-benzoicaci
2-[N'''-(2-Hydroxy-5-sulfo-phenyl)-3-phenyl-formazano]-benzoesaeure
2-CARBOXY-2'-HYDROXY-5'-SULFOFORMAZYLBENZENE
2-Carboxy-2'-hydroxy-5'-sulfo-formazylbenzol
5-(2-carboxyphenyl)-1-(2''-hydroxy-5''-sulfophenyl)-3-phenylformazine
Zincon hydrate sodium salt
Zincon sodium salt hydrate
Zincon, for the photometric determination of copper and zinc
ZinconGr
o-[α-(2-Hydroxy-5-sulfophenyl) azo] benzylidene
2-[1-(2-hydroxy-5-sulfophenyl)-3-phenyl-5-formazano]-Benzoicacid
2-[1-(2-hydroxy-5-sulphophenyl)-3-phenyl-5-formazano]benzoic acid
Zincon hydrate sodium salt

MDL Number

MFCD00007507

FAQ

What are the physical and chemical properties of 2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid (CAS: 135-52-4)?

2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid is a crystalline solid with a molecular weight of approximately 448.36 g/mol. It has a low solubility in water but is soluble in organic solvents. The compound is known for its reactivity towards nucleophiles and electrophiles, making it useful in chemical synthesis and pharmaceutical applications.

How is 2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid (CAS: 135-52-4) typically synthesized?

2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid is synthesized through a multistep process involving diazotization, coupling, and esterification reactions. Commonly used catalysts include sulfuric acid for diazotization and sodium hydroxide for esterification. The overall yield is moderate, and the reaction is carried out under controlled conditions to ensure selectivity.

What industries use 2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid (CAS: 135-52-4)?

2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid finds applications in the pharmaceutical industry for its potential as an intermediate in drug synthesis. It is also used in polymer science for stabilizing polymers and in sensor technology for detecting specific chemical species. Additionally, it has applications in semiconductor manufacturing for its use in photoresists.

What precautions should be taken when handling 2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid (CAS: 135-52-4)?

When handling 2-[(2Z)-2-{[(E)-(2-Hydroxy-5-sulfophenyl)diazenyl](phenyl)methylene}hydrazino]benzoic acid (CAS: 135-52-4), it is essential to wear appropriate personal protective equipment (PPE) including gloves, safety goggles, and lab coat. The compound should be stored in a dry, cool place away from moisture and heat sources. In case of a spill, it should be cleaned up immediately using appropriate absorbents, and the area should be well-ventilated. Always refer to the Safety Data Sheet (SDS) for detailed handling and disposal instructions.