Glycosyl compounds
Alkali Scientific p Nitrophenyl β D Galactopyranoside, 1 G
Nitrophenyl β-D-galactopyranoside is a biochemical reagent provided in a 1g quantity, commonly used for testing the activity of β-galactosidase in enzymatic assays. The compound serves as a substrate for the hydrolysis of β-D-galactose residues, a reaction catalyzed by β-galactosidase. This reagent is widely used in laboratory research, particularly in the study of lactose metabolism, enzyme kinetics, and the enzymatic breakdown of galactose-containing sugars. It is an essential tool in understanding glycoside hydrolase function and is often used in microbiology, biochemistry, and enzymology to analyze the properties of β-galactosidase and related enzymes.
Alkali Scientific 4 Nitrophenyl β D Glucopyranoside, 1 G
4-Nitrophenyl β-D-Glucopyranoside is a chromogenic substrate used to detect β-glucosidase activity in a variety of biological assays. The 1g pack provides a small-scale, concentrated source of this substrate, making it ideal for enzyme activity studies and microbiological research. When hydrolyzed by β-glucosidase, this compound undergoes a color change, providing a clear, visual indication of enzymatic activity. 4-Nitrophenyl β-D-Glucopyranoside is commonly used in studies involving carbohydrate metabolism and enzyme kinetics. It also serves as a substrate in diagnostic tests, offering a straightforward and efficient way to measure β-glucosidase activity in research applications.
Alkali Scientific D (+) Trehalose Dihydrate, 3 Kg
D (+) Trehalose Dihydrate, 3kg, is a carbohydrate stabilizing compound widely used in the preservation of biological materials, particularly for cryopreservation, freeze-drying, and other long-term storage applications. It plays a crucial role in maintaining cellular integrity and stabilizing proteins, enzymes, and lipids under stressful conditions, such as dehydration and freezing. This bulk quantity is ideal for large-scale laboratory, pharmaceutical, and industrial use, where consistent protection of sensitive biological samples is needed. Trehalose helps mitigate oxidative stress and damage caused by extreme environmental conditions, making it essential for research in biotechnology, pharmacology, and cell biology.
Alkali Scientific 4 Nitrophenyl α L Arabinopyranoside, 100 Mg
4 Nitrophenyl α-L Arabinopyranoside (100 mg) is a specialized substrate used for studying α-L-arabinosidases in biochemical assays. The compound undergoes hydrolysis by α-L-arabinosidases, releasing a yellow color that can be quantified colorimetrically. This reagent is valuable for analyzing the enzymatic breakdown of arabinose-containing carbohydrates, which plays a role in various biological processes. It is commonly used in glycobiology research, enzyme activity studies, and in high-throughput screenings aimed at identifying new α-L-arabinosidases or inhibitors. This reagent is essential for exploring the enzymatic mechanisms involved in arabinose metabolism.
Alkali Scientific D (+) Trehalose Dihydrate, 250 G
D (+) Trehalose Dihydrate, 250g, is a stabilizing agent used in biochemical and pharmaceutical applications to preserve cells, proteins, and enzymes under challenging environmental conditions. Trehalose, a naturally occurring disaccharide, is known for its ability to stabilize cellular membranes and proteins during stress conditions such as dehydration, high heat, and freezing. This medium-sized package is ideal for research labs and industries that require large-scale quantities for long-term preservation of biological samples. Common applications include cryopreservation, freeze-drying, and protein stabilization during storage or transport of biologically sensitive materials.
Fisher Chemical X-Gal, 5-Bromo-4-chloro-3-indolyl-β-D-galactopyranoside, Fisher BioReagents™
CAS: 7240-90-6 Molecular Formula: C14H15BrClNO6 Molecular Weight (g/mol): 408.629 InChI Key: OPIFSICVWOWJMJ-AEOCFKNESA-N Synonym: x-gal,5-bromo-4-chloro-3-beta-d-galactopyranosyloxy indole,5-bromo-4-chloro-3-indolyl-beta-d-galactoside,unii-v595og374w,5-bromo-4-chloro-3-indolyl beta-galactoside,5-bromo-4-chloroindol-3-yl-beta-d-galactopyranoside,5-bromo-4-chloro-3-indolyl beta-d-galactoside,5-bromo-4-chloro-3-indolyl-beta-d-galactopyranoside,5-bromo-4-chloro-3-indolyl beta-d-galactopyranoside,indoxyl-gal PubChem CID: 65181 ChEBI: CHEBI:75055 IUPAC Name: (2S,3R,4S,5R,6R)-2-[(5-bromo-4-chloro-1H-indol-3-yl)oxy]-6-(hydroxymethyl)oxane-3,4,5-triol SMILES: C1=CC(=C(C2=C1NC=C2OC3C(C(C(C(O3)CO)O)O)O)Cl)Br
Sucrose (Crystalline/NF/EP/BP/JP), Fisher Chemical™
CAS: 57-50-1 Molecular Formula: C12H22O11 Molecular Weight (g/mol): 342.30 MDL Number: MFCD00006626 InChI Key: CZMRCDWAGMRECN-PWPRYFECNA-N Synonym: sucrose,saccharose,cane sugar,sugar,table sugar,white sugar,d-sucrose,saccharum,rohrzucker,amerfand PubChem CID: 5988 ChEBI: CHEBI:17992 IUPAC Name: (2R,3R,4S,5S,6R)-2-{[(2S,3S,4S,5R)-3,4-dihydroxy-2,5-bis(hydroxymethyl)oxolan-2-yl]oxy}-6-(hydroxymethyl)oxane-3,4,5-triol SMILES: OC[C@H]1O[C@@](CO)(O[C@H]2O[C@H](CO)[C@@H](O)[C@H](O)[C@H]2O)[C@@H](O)[C@@H]1O
Hydroxybutyl Methyl Cellulose, Thermo Scientific™
CAS: 9041-56-9 Molecular Formula: C64H124O30 Molecular Weight (g/mol): 1373.666 InChI Key: RPZANUYHRMRTTE-UHFFFAOYSA-N Synonym: hydroxybutyl methyl cellulose,cellulose, hydroxybutyl methyl ether,hydroxybutyl methylcellulose,2,3,4-trimethoxy-6-methoxymethyl-5-3,4,5-trimethoxy-6-methoxymethyl oxan-2-yl oxyoxane; 1-3,4,5-tris 2-hydroxybutoxy-6-4,5,6-tris 2-hydroxybutoxy-2-2-hydroxybutoxymethyl oxan-3-yl oxyoxan-2-yl methoxy butan-2-ol,2,3,4-trimethoxy-6-methoxymethyl-5-3,4,5-trimethoxy-6-methoxymethyl tetrahydropyran-2-yl oxy-tetrahydropyran; 1-3,4,5-tris 2-hydroxybutoxy-6-4,5,6-tris 2-hydroxybutoxy-2-2-hydroxybutoxymethyl tetrahydropyran-3-yl oxy-tetrahydropyran-2-yl methoxy PubChem CID: 3084047 IUPAC Name: 2,3,4-trimethoxy-6-(methoxymethyl)-5-[3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxyoxane;1-[[3,4,5-tris(2-hydroxybutoxy)-6-[4,5,6-tris(2-hydroxybutoxy)-2-(2-hydroxybutoxymethyl)oxan-3-yl]oxyoxan-2-yl]methoxy]butan-2-ol SMILES: CCC(COCC1C(C(C(C(O1)OC2C(OC(C(C2OCC(CC)O)OCC(CC)O)OCC(CC)O)COCC(CC)O)OCC(CC)O)OCC(CC)O)OCC(CC)O)O.COCC1C(C(C(C(O1)OC2C(OC(C(C2OC)OC)OC)COC)OC)OC)OC
2-Nitrophenyl beta-D-glucopyranoside, 98+%, Thermo Scientific™
CAS: 2816-24-2 Molecular Formula: C12H15NO8 Molecular Weight (g/mol): 301.25 MDL Number: MFCD00065048,MFCD00063255,MFCD00065048,MFCD00065048 InChI Key: KUWPCJHYPSUOFW-UHFFFAOYNA-N Synonym: 2-nitrophenyl b-d-glucopyranoside PubChem CID: 92211304 IUPAC Name: (2R,3S,4R,5R,6S)-2-(hydroxymethyl)-6-(2-nitrophenoxy)oxane-3,4,5-triol SMILES: OCC1OC(OC2=CC=CC=C2[N+]([O-])=O)C(O)C(O)C1O