Date published: 2026-4-26

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Chromogenic Substrates

Santa Cruz Biotechnology now offers a broad range of Chromogenic Substrates for use in various applications. Chromogenic substrates are specialized compounds designed to produce a visible color change when they undergo specific biochemical reactions, typically involving enzyme activity. These substrates are invaluable in biochemistry and molecular biology for assays that require quick and direct visualization of enzyme presence or activity without the need for advanced imaging equipment. By providing a simple, yet effective means of detecting enzyme activities, chromogenic substrates are widely used in research involving the study of enzymatic pathways, enzyme inhibition, and enzyme kinetics. They are particularly important in fields such as genetics, where they help in identifying gene expression through enzymatic markers, and in microbiology, for identifying bacterial colonies based on their enzymatic properties. Moreover, chromogenic substrates have a critical role in environmental science, facilitating the detection of specific contaminants and pollutants through enzyme-based assays. Their ease of use and the immediate visual feedback they provide make chromogenic substrates a staple in laboratories focusing on cellular and molecular research, providing insights into biochemical processes without the complexities associated with fluorescent or radioactive labeling techniques. This straightforward approach to monitoring enzyme activity has fostered their widespread adoption in non-clinical research settings, enhancing the understanding of numerous biological processes. View detailed information on our available Chromogenic Substrates by clicking on the product name.

Items 91 to 100 of 112 total

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Product NameCAS #Catalog #QUANTITYPriceCitationsRATING

Boc-L-Arg-pNA*HCl

99306-64-6sc-293796
sc-293796A
5 g
25 g
$151.00
$392.00
(0)

Boc-L-Arg-pNA*HCl serves as a chromogenic substrate, characterized by its unique arginine moiety that enhances specificity in enzymatic reactions. Upon enzymatic cleavage, it releases p-nitroaniline, resulting in a distinct color change that can be quantitatively measured. The compound's structural features promote efficient interaction with target enzymes, influencing reaction kinetics and providing a robust platform for studying proteolytic activity. Its solubility and stability further enhance its utility in various analytical applications.

H-L-Pro-pNA Trifluoracetate

108321-19-3sc-285986
sc-285986A
100 mg
1 g
$100.00
$129.00
(0)

H-L-Pro-pNA Trifluoracetate is a chromogenic compound distinguished by its proline-derived structure, which facilitates selective interactions with specific enzymes. Upon enzymatic hydrolysis, it liberates p-nitroaniline, leading to a pronounced colorimetric shift. The trifluoroacetate group enhances solubility and stability, optimizing reaction kinetics and enabling precise monitoring of enzymatic activity. Its unique molecular configuration supports diverse analytical methodologies, making it a versatile tool in biochemical studies.

H-beta-Ala-pNA HBr

111196-17-9sc-285882
sc-285882A
1 g
5 g
$132.00
$535.00
(0)

H-beta-Ala-pNA HBr is a chromogenic compound characterized by its beta-alanine backbone, which promotes specific interactions with target biomolecules. The presence of the p-nitroaniline moiety allows for a distinct color change upon enzymatic cleavage, facilitating real-time monitoring of reaction progress. Its hydrobromide form enhances solubility in various media, improving reaction kinetics and enabling sensitive detection in analytical applications. This compound's unique structure supports a range of experimental designs.

XGLUC Cyclohexylammonium Salt

114162-64-0sc-208489
sc-208489A
10 mg
25 mg
$128.00
$190.00
(0)

XGLUC Cyclohexylammonium Salt is a chromogenic agent distinguished by its cyclohexylammonium structure, which enhances molecular interactions through hydrophobic effects. This compound exhibits a notable colorimetric response due to its ability to form stable complexes with specific analytes, leading to distinct optical changes. Its unique solubility profile allows for efficient diffusion in various environments, optimizing reaction kinetics and enabling precise monitoring in diverse analytical contexts.

Indoxyl β-D-galactopyranoside

126787-65-3sc-215174
sc-215174A
5 mg
250 mg
$32.00
$227.00
(0)

Indoxyl β-D-galactopyranoside serves as a chromogenic substrate that undergoes hydrolysis to release indoxyl, which subsequently oxidizes to form a blue pigment. This transformation is facilitated by specific enzymatic interactions, showcasing its sensitivity to β-galactosidase activity. The compound's structural features promote selective binding, enhancing reaction specificity. Its solubility in aqueous environments allows for rapid diffusion, ensuring efficient substrate turnover and clear visual differentiation in analytical assays.

XGLUC, Sodium Salt

129541-41-9sc-208490
sc-208490A
10 mg
25 mg
$126.00
$224.00
(0)

XGLUC, Sodium Salt, acts as a chromogenic agent through its unique ability to undergo hydrolytic cleavage, releasing a chromophore that exhibits distinct colorimetric changes. This compound's structural configuration allows for specific interactions with target enzymes, leading to accelerated reaction kinetics. Its high solubility in polar solvents enhances its diffusion rate, promoting rapid substrate conversion and facilitating precise detection in various analytical contexts.

5-Bromo-4-chloro-3-indolyl N-acetyl-β-D-galactosaminide

129572-48-1sc-217159
sc-217159A
25 mg
100 mg
$250.00
$849.00
(0)

5-Bromo-4-chloro-3-indolyl N-acetyl-β-D-galactosaminide serves as a chromogenic substrate by engaging in selective enzymatic hydrolysis, which liberates a vibrant chromophore. The compound's unique indole structure enables specific binding to glycosidases, resulting in enhanced reaction rates. Its stability in aqueous environments and ability to form distinct colorimetric outputs make it an effective tool for monitoring enzymatic activity, providing clear visual indicators in various assays.

5-Bromo-3-indoxyl caprylate

133950-69-3sc-284556
sc-284556A
50 mg
100 mg
$146.00
$224.00
(0)

5-Bromo-3-indoxyl caprylate acts as a chromogenic substrate through its unique ester linkage, which facilitates hydrolysis by specific enzymes. The compound's indoxyl moiety undergoes a transformation that generates a colored product, allowing for easy detection. Its hydrophobic caprylate group enhances membrane permeability, promoting interaction with target enzymes. This selective reactivity and the resulting color change provide a reliable means to visualize enzymatic processes in diverse experimental settings.

6-Chloro-3-indoxyl butyrate

159954-34-4sc-281480
sc-281480A
2 mg
5 mg
$168.00
$316.00
(0)

6-Chloro-3-indoxyl butyrate serves as a chromogenic substrate characterized by its distinctive chloro-substituted indoxyl structure. The butyrate moiety enhances solubility and facilitates enzymatic hydrolysis, leading to the formation of a vibrant chromophore. This compound exhibits selective reactivity with specific enzymes, resulting in a rapid colorimetric response. Its unique molecular interactions and reaction kinetics make it an effective tool for monitoring enzymatic activity in various biochemical assays.

2,3,4-Tri-O-benzoyl-a-D-glucuronide methyl ester trichloroacetimidate

169557-99-7sc-283343
sc-283343A
25 mg
50 mg
$170.00
$320.00
(0)

2,3,4-Tri-O-benzoyl-a-D-glucuronide methyl ester trichloroacetimidate functions as a chromogenic agent, distinguished by its tri-benzoyl protective groups that enhance stability and solubility. The trichloroacetimidate moiety promotes selective reactivity, facilitating rapid acylation reactions. Its unique structural features enable specific interactions with nucleophiles, leading to a pronounced color change that can be quantitatively analyzed, making it a valuable component in various analytical applications.