Substrati cromogenici
I substrati cromogeni sono composti che producono un cambiamento di colore visibile quando vengono metabolizzati da specifici enzimi. Questi substrati sono ampiamente utilizzati nei test diagnostici, nella ricerca biochimica e negli immunoassay enzimatici (ELISA) per rilevare e quantificare l'attività enzimatica. Il cambiamento di colore consente una facile e rapida identificazione visiva delle reazioni enzimatiche, rendendo i substrati cromogeni strumenti essenziali nell'analisi di laboratorio. Presso CymitQuimica, offriamo una vasta selezione di substrati cromogeni di alta qualità per supportare le vostre applicazioni di ricerca e diagnostica.
Trovati 667 prodotti per "Substrati cromogenici". Vengono mostrati i primi 500.
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Aldol® 484 beta-D-galactopyranoside, Biosynth Patent: EP 2427431 and US 8940909
CAS:Aldol® 484 beta-D-galactopyranoside is a chromogenic enzyme substrate for beta-galactosidase activity. The colorless product is cleaved by lactose-utilizing bacteria in liquid or solid media, yielding intense red color. Aldol® 484 beta-D-galacto-pyranoside can also be used in beta-gal reporter gene assays or for identification of beta-gal positive transformants on agar. Aldol® 484 beta-D-galactopyranoside can be used under aerobic and anaerobic conditions.Formula:C26H24ClFN2O7Purezza:Min. 95%Colore e forma:PowderPeso molecolare:530.93 g/mol2-Chloro-4-nitrophenyl-β-D-cellotetraoside
CAS:2-chloro-4-nitrophenyl-beta-D-cellotetraoside is a chromogenic substrate for measuring cellulase activity and other glycosyl hydrolases. The release of 2-chloro-4-nitrophenol can be detected at 405 nm.Formula:C30H44ClNO23Purezza:Min. 95%Colore e forma:PowderPeso molecolare:822.12 g/mol4-Chloro-1-naphthol
CAS:Substrate for horseradish peroxidase
Formula:C10H7ClOPurezza:Min. 96.0 Area-%Colore e forma:Brown PowderPeso molecolare:178.61 g/mol4-Nitrophenyl 2-acetamido-6-O-(2-acetamido-2-deoxy-b-D-glucopyranosyl)-3-O-(b-D-galactopyranosyl)-2-deoxy-a-D-galactopyranoside
CAS:4-Nitrophenyl 2-acetamido-6-O-(2-acetamido-2-deoxy-b-D-glucopyranosyl)-3-O-(b-D-galactopyranosyl)-2-deoxy-a-D-galactopyranoside is a specific chromogenic substrate designed for the highly sensitive and accurate detection of glycosidase enzyme activity. Glycosidases are responsible for the cleavage of glycosidic bonds between saccharide units in various carbohydrates. The hydrolysis of this substrate by glycosidase enzymes produces 4-nitrophenol, a yellow-colored compound that can be easily monitored through spectrophotometric measurements due to its strong absorbance at 405 nm. This chromogenic substrate is widely used in the analysis of glycosidase activity in various biological samples, including bacterial, fungal, and plant tissues, as well as in environmental samples and biotechnological applications.Formula:C28H41N3O18Purezza:Min. 95 Area-%Colore e forma:White PowderPeso molecolare:707.63 g/mol2-Naphthyl butyrate
CAS:2-Naphthyl butyrate is used as a chromogenic substrate in hematological studies via measuring esterase activity. This type of assays are important as it can help in distinguishing acute leukemias with monocytic or granulocytic differentiation. After hydrolysis of 2-naphthyl butyrate by the esterase (for example acylase), b-napthol is released that can be quantified spectrophotometrically (Exc 320 nm; Em 410 nm).Formula:C14H14O2Purezza:Min. 98 Area-%Colore e forma:Colorless Clear LiquidPeso molecolare:214.26 g/mol4-Nitrophenyl α-L-rhamnopyranoside
CAS:Chromogenic substrate for alpha-L-rhamnosidase
Formula:C12H15NO7Purezza:Min. 99 Area-%Colore e forma:White Slightly Yellow PowderPeso molecolare:285.25 g/molNaphthol AS-E phosphate, 60%
CAS:Histochemical substrate for alkaline phosphatase
Formula:C17H13ClNO5PPurezza:(%) Min. 60%Colore e forma:SolidPeso molecolare:377.72 g/mol5-Bromo-4-chloro-3-indoxyl-alpha-D-N-acetylneuraminic acid, cyclohexylammonium salt
5-Bromo-4-chloro-3-indoxyl-alpha-D-N-acetylneuraminic acid, cyclohexylammonium salt is a chemiluminescent substrate that provides a significant increase in light emission. It has a CAS number of 59820-92-0 and is supplied in high purity and high quality. This product is used for the detection of various biological reactions, including diagnostics, enzyme substrates, food testing, and more.Purezza:Min. 95%4-Nitrophenyl 2-acetamido-2-deoxy-b-D-glucopyranoside-6-sulfate sodium salt
CAS:4-Nitrophenyl 2-acetamido-2-deoxy-beta-D-glucopyranoside-6-sulfate sodium salt is a chromogenic substrate for N-acetylglucosamine-6-sulfatase. Upon hydrolysis, para-nitrophenol is released yielding a yellowish colour. 4-Nitrophenyl 2-acetamido-2-deoxy-beta-D-glucopyranoside-6-sulfate sodium salt is used in different applications such as the Mucopolysaccharidosis IIID (Sanfilippo D) diagnosis
Formula:C14H17N2O11S·NaPurezza:Min. 95 Area-%Colore e forma:PowderPeso molecolare:444.35 g/mol4-Nitrophenyl 6-O-(a-D-glucopyranosyl)-b-D-glucopyranoside
CAS:4-Nitrophenyl 6-O-(alpha-D-glucopyranosyl)-beta-D-glucopyranoside is a chromogenic substrate for beta-glucosidase. Upon hydrolysis, para-nitrophenol is released yielding a yellowish colour. 4-Nitrophenyl 6-O-(alpha-D-glucopyranosyl)-beta-D-glucopyranoside is used in different applications such as the Cellulose metabolism research, biofuel productionPurezza:Min. 95%Colore e forma:PowderPeso molecolare:463.39 g/molAldol® 458 phosphate, disodium salt, Biosynth Patent: EP 2427431 and US 8940909
CAS:Aldol® 458 phosphate is a chromogenic and fluorogenic enzyme substrate used for detection of phosphatase activity. The colorless enzyme substrate is cleaved by phosphatases secreted by bacteria grown in liquid media, yielding yellow color and green fluorescence. Aldol® 458 phosphate can also be used in assays involving phosphatase-coupled antibodies in immunoassay applications (ELISA). Aldol® 458 phosphate can be used under aerobic and anaerobic conditions.Formula:C16H12NNa2O6PPurezza:Min. 95%Colore e forma:PowderPeso molecolare:391.22 g/mol6-Bromo-2-naphthyl α-D-mannopyranoside
CAS:Chromogenic substrate to visualize the activity of alpha-D-mannopyranoside; red color producedFormula:C16H17BrO6Purezza:Min. 95%Colore e forma:PowderPeso molecolare:385.21 g/molNaphthol AS-BI β-D-galactopyranoside
CAS:Substrate for beta-galactosidaseFormula:C24H24BrNO8Purezza:Min. 95%Colore e forma:PowderPeso molecolare:534.35 g/mol6-Bromo-2-naphthyl b-D-glucuronide
CAS:6-Bromo-2-naphthyl beta-D-glucuronide is a substrate for beta-glucuronidase, an enzyme involved in detoxification and bacterial metabolism. Upon enzymatic hydrolysis, it releases 6-bromo-2-naphthol, which forms a detectable dye when reacted with diazonium salts. This compound is widely used in microbiology to detecting E. coli in water testing and histochemical staining. 6-Bromo-2-naphthyl beta-D-glucuronide is also been used in cancer research studies. It has been found that some tumors are related to a high activity of beta-glucuronidase, responsible to reactivate the carcinogens and promote tumor progression, developing a drug resistance to chemotherapy.Formula:C16H15BrO7Purezza:Min 97%Colore e forma:White Off-White PowderPeso molecolare:399.2 g/mol3,4-Cyclohexenoesculetin beta-D-galactopyranoside
CAS:Chromogenic substrate for beta-galactosidaseFormula:C19H22O9Purezza:Min. 95 Area-%Colore e forma:PowderPeso molecolare:394.37 g/mol1-Naphthyl a-D-galactopyranoside
CAS:1-Naphthyl a-D-galactopyranoside is a chromogenic substrate use to detect alpha-galactosidase activity.Formula:C16H18O6Purezza:Min. 95%Colore e forma:PowderPeso molecolare:306.31 g/mol5-Bromo-4-chloro-3-indoxyl butyrate
CAS:5-Bromo-4-chloro-3-indoxyl butyrate is a colorimetric substrate used to detect and quantify esterase activity. Upon hydrolysis by esterases, it yields a blue-green dye, allowing the detection and quantification of enzyme activity. It is commonly used in assays for the screening of esterase-producing microorganisms and in research aimed at understanding the role of esterases in various cellular processes.
Formula:C12H11BrClNO2Purezza:Min. 95%Colore e forma:PowderPeso molecolare:316.58 g/mol4-Nitrophenyl α-D-glucuronide
CAS:4-Nitrophenyl alpha-D-glucuronide is a chromogenic substrate widely used for detecting and quantifying the activity of alpha glucuronidase enzyme. Upon cleavage by the enzyme, it releases the yellow-colored 4-nitrophenol, whose absorbance can be monitored spectrophotometrically. This substrate is routinely employed in biochemistry and molecular biology applications, such as enzyme assays, enzyme kinetics studies, and characterization of recombinant enzymes. As a non-toxic and easy-to-use reagent, 4-Nitrophenyl alpha-D-glucuronide provides a convenient and sensitive method for studying alpha-glucuronidase activity in various biological samples, including cell extracts, tissue homogenates, and purified enzyme preparations.
Formula:C12H13NO9Purezza:Min. 97 Area-%Colore e forma:Off-White PowderPeso molecolare:315.23 g/molAldol® 515 4-acetoxybutyrate solution, 0.75 M in DMSO, Biosynth Patent: EP 2427431 and US 8940909
CAS:Prodotto controllatoAldol® 515 4-acetoxybutyrate solution, 0.75 M in DMSO, is a chromogenic substrate that can be used to measure the activity of aldolase. It is a liquid at room temperature and has a pH of 7.2. The Aldol® 515 4-acetoxybutyrate solution, 0.75 M in DMSO, is soluble in water and organic solvents such as DMSO and ethanol. This product does not contain any preservatives or additives and is suitable for use with humans and animals. Aldol® 515 4-acetoxybutyrate solution, 0.75 M in DMSO, is manufactured by Cymit Quimica under patents EP 2427431 and US 8940909.br>br> Aldolase catalyzes the conversion of dihydroxyacetone phosphate (DHAP) to glyceraldehyde 3-phosphateFormula:C29H28N2O5Purezza:Min. 95 Area-%Peso molecolare:484.54 g/mol5-Bromo-4-chloro-3-indoxyl-N-acetyl-beta-D-galactosaminide
CAS:5-Bromo-4-Chloro-3-Indoxyl-N-Acetyl-Beta-D-Galactosaminide is a chromogenic substrate for detecting beta-galactosidase and GalNAc-transferase enzymes. Upon hydrolysis by the enzyme, it produces a blue-green colored compound that can be detected visually or measured spectrophotometrically. This substrate is useful in characterizing the activity of Beta-Galactosidase and GalNAc-transferase enzymes involved in glycobiology research and diagnostic applications.Formula:C16H18BrClN2O6Purezza:Min. 98 Area-%Colore e forma:Crystalline PowderPeso molecolare:449.68 g/mol
