Date published: 2025-9-14

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Azo Compounds

Santa Cruz Biotechnology now offers a broad range of azo compounds for use in various applications. Azo compounds, characterized by the presence of the functional group R-N=N-R', where R and R' can be either aryl or alkyl groups, are a versatile class of organic compounds widely utilized in scientific research. These compounds are particularly notable for their vivid colors, making them essential in the production of dyes and pigments used in textiles, printing, and plastics. In synthetic chemistry, azo compounds are employed as key intermediates in the formation of complex molecular structures through processes such as azo coupling reactions. Their ability to undergo reversible changes in structure under light exposure also makes them valuable in the development of photoresponsive materials, which have applications in data storage, optical switches, and smart coatings. In analytical chemistry, azo compounds are used as indicators and reagents due to their distinct color changes in response to pH variations and other chemical transformations. Environmental scientists study azo compounds to understand their degradation pathways and impacts on ecosystems, particularly since some azo dyes can break down into potentially harmful aromatic amines. In materials science, azo compounds contribute to the design of advanced materials with tailored properties, such as liquid crystals and conductive polymers. By offering a diverse selection of azo compounds, Santa Cruz Biotechnology supports a wide range of scientific endeavors, enabling researchers to select the appropriate azo compound for their specific experimental needs. This extensive range of azo compounds facilitates innovation and discovery across multiple scientific disciplines, including chemistry, biology, environmental science, and materials science. View detailed information on our available azo compounds by clicking on the product name.

Items 1 to 10 of 213 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Methyl orange

547-58-0sc-206030
sc-206030A
sc-206030B
25 g
100 g
250 g
$28.00
$51.00
$112.00
3
(0)

Methyl orange, an azo dye, exhibits distinct colorimetric properties due to its pH-sensitive azo linkage, which undergoes protonation and deprotonation, leading to a vivid color change. This behavior is attributed to the electron-donating and withdrawing effects of its functional groups, influencing its absorption spectrum. The compound's solubility in water and organic solvents varies significantly, affecting its interaction dynamics in different environments, making it a fascinating subject for studying acid-base equilibria.

4,4′-Azobis(4-cyanovaleric acid)

2638-94-0sc-238968B
sc-238968
sc-238968A
sc-238968C
sc-238968D
5 g
25 g
100 g
500 g
1 kg
$20.00
$44.00
$172.00
$860.00
$1700.00
6
(1)

4,4'-Azobis(4-cyanovaleric acid) is a unique azo compound characterized by its ability to undergo thermal decomposition, generating free radicals that initiate polymerization reactions. Its structure features a stable azo bond, which facilitates specific molecular interactions, enhancing its reactivity. The compound's distinct kinetic behavior in radical formation allows for controlled polymer synthesis, making it a key player in the study of radical mechanisms and polymer chemistry.

Hydroxy naphthol blue disodium salt

165660-27-5sc-215156
sc-215156B
10 g
100 g
$71.00
$224.00
(0)

Hydroxy naphthol blue disodium salt is an azo dye distinguished by its vibrant color and complex electronic structure, which allows for strong light absorption and distinct colorimetric properties. Its unique interactions with metal ions lead to the formation of stable complexes, influencing its behavior in various chemical environments. The compound exhibits notable solubility in aqueous solutions, enhancing its reactivity and facilitating diverse applications in analytical chemistry.

Trypan Blue

72-57-1sc-216028
sc-216028B
sc-216028A
25 g
500 g
100 g
$56.00
$367.00
$118.00
11
(2)

Trypan Blue is an azo dye characterized by its distinctive chromophore, which imparts a deep blue hue through extensive conjugation. This compound exhibits unique interactions with cellular membranes, allowing it to penetrate selectively, revealing insights into membrane integrity. Its stability in various pH environments and ability to form hydrogen bonds contribute to its reactivity, making it a subject of interest in studies of cellular dynamics and dye-sensitized processes.

Congo Red

573-58-0sc-359843
sc-359843A
sc-359843B
sc-359843C
25 g
100 g
250 g
1 kg
$36.00
$87.00
$178.00
$495.00
4
(2)

Congo Red is an azo dye notable for its dual chromophoric structure, which enables it to exhibit a vivid red color. This compound demonstrates unique binding affinity to amyloid fibrils, facilitating the study of protein aggregation. Its anionic nature allows for electrostatic interactions with cationic species, influencing its solubility and diffusion in various media. Additionally, Congo Red's ability to undergo tautomerization enhances its reactivity in complex biochemical environments.

Fast Blue B Salt

14263-94-6sc-215013
sc-215013B
sc-215013A
10 g
25 g
100 g
$106.00
$199.00
$349.00
(1)

Fast Blue B Salt is an azo compound characterized by its vibrant blue hue, resulting from its distinct electronic structure. This dye exhibits strong interactions with metal ions, forming stable complexes that can alter its spectral properties. Its solubility in polar solvents is influenced by the presence of sulfonate groups, promoting ionic interactions. Fast Blue B Salt also participates in redox reactions, showcasing its versatility in various chemical environments and enhancing its reactivity in dyeing processes.

5-Bromo-PAPS

679787-08-7sc-252254
100 mg
$160.00
(0)

5-Bromo-PAPS is an azo compound notable for its unique electron-donating properties, which facilitate charge transfer interactions. This compound exhibits a high degree of stability due to resonance within its aromatic system, allowing it to engage in diverse electrophilic substitution reactions. Its solubility is enhanced by the presence of bromine, which influences its reactivity and interaction with various substrates, making it a key player in complex chemical pathways.

Fast Sulphon Black F

3682-47-1sc-294588
sc-294588A
25 g
100 g
$56.00
$116.00
(0)

Fast Sulphon Black F is an azo dye characterized by its strong chromophoric structure, which enables efficient light absorption and vivid coloration. Its sulfonic acid groups enhance water solubility and ionic interactions, promoting effective dyeing processes. The compound's stability is attributed to intramolecular hydrogen bonding, which influences its reactivity in various chemical environments. Additionally, its unique molecular architecture allows for selective adsorption onto substrates, enhancing its performance in dye applications.

Tartrazine

1934-21-0sc-215941
sc-215941B
sc-215941A
sc-215941C
sc-215941D
sc-215941E
100 g
250 g
500 g
1 kg
5 kg
10 kg
$31.00
$66.00
$127.00
$168.00
$739.00
$1413.00
3
(1)

Tartrazine is an azo dye distinguished by its vibrant yellow hue, resulting from its extensive conjugated system that facilitates electron delocalization. This property enhances its light absorption capabilities. The presence of sulfonate groups increases its hydrophilicity, promoting interactions with polar solvents. Tartrazine exhibits notable stability due to resonance structures, which influence its reactivity and interaction with various substrates, making it a versatile compound in diverse applications.

Azoxymethane

25843-45-2sc-358746
sc-358746A
25 mg
100 mg
$435.00
$1300.00
8
(2)

Azoxymethane, an azo compound, exhibits intriguing photochemical properties due to its ability to undergo homolytic cleavage, generating reactive radicals. This radical formation can initiate polymerization processes and influence reaction kinetics significantly. Its unique electronic configuration allows for selective interactions with nucleophiles, enhancing its reactivity in various organic transformations. Furthermore, the compound's solubility in nonpolar solvents aids in its versatility across different chemical environments.