Sugar acids and derivatives
Medchemexpress LLC Saikosaponin D | 20874-52-6 | MFCD09028095 | >=90.0% | 780.98 g/mol | C42H68O13 | 10 MG
Saikosaponin D is a triterpene saponin isolated from Bupleurum used in research for its anti-inflammatory, antibacterial, antitumor, and anti-allergic activities. It has been reported to inhibit selectin-mediated binding and downstream signaling pathways including STAT3 and NF-κB, and to activate estrogen receptor-β.
- Triterpene saponin with multiple reported bioactivities including anti-inflammatory and antitumor effects.
- Suitable for in vitro and preclinical research at small mg scale.
- Molecular formula C42H68O13; molecular weight 780.98 g/mol.
- CAS number 20874-52-6 for unambiguous identification.
- Purity reported ≥90% by HPLC in vendor reference.
Medchemexpress LLC 4-methylumbelliferyl alpha-L-arabinofuranoside | 77471-44-4 | MFCD00057308 | 99.9% | C15H16O7 | 10MG
4-Methylumbelliferyl alpha-L-arabinofuranoside is a fluorogenic glycosidase substrate used to measure α-L-arabinofuranosidase activity. Enzymatic cleavage releases the fluorescent reporter 4-methylumbelliferone, enabling sensitive fluorometric assays for enzyme kinetics, inhibitor screening, and biochemical studies.
- Fluorogenic substrate for α-L-arabinofuranosidase assays.
- Releases 4-methylumbelliferone for high-sensitivity fluorometric detection.
- Suitable for enzyme kinetics, inhibitor screening, and activity profiling.
- High purity improves assay reproducibility and signal-to-noise ratio.
- Available in small, research-scale quantities for laboratory use.
Medchemexpress LLC Insulin Receptor Beta Antibody (YA341) | Protein A affinity purified | Predicted band size: 156 kDa; Observed band size: 95 kDa | 10 UL
Insulin Receptor Beta Antibody (YA341) is a rabbit-derived, non-conjugated IgG monoclonal antibody that targets Insulin Receptor Beta. This antibody is developed for research use only and mediates the pleiotropic actions of insulin, playing a key role in cell growth, survival, and differentiation.
- Host: rabbit
- Clonality: recombinant, monoclonal
- Species reactivity: human, rat
- Immunogen: synthetic peptide corresponding to human insulin receptor (AA range: 930-970)
- Applications: WB (1:500-1:2000), ICC/IF (1:100-1:500)
- Purity: protein A affinity purified
- Conjugation: non-conjugated
- Formulation: supplied in 1*TBS (pH7.4), 0.05% BSA, 40% glycerol, and 0.05% sodium azide
- Storage: stored at -20°C for 1 year; avoid repeated freeze/thaw cycles
- Shipping: shipped with blue ice
AdipoGen C9-DL-HSL
Chemical. CAS 106983-32-8. Formula C13H23NO3. MW 241.3. N-Nonanoyl-DL-homoserine lactone is a small diffusible signaling molecule involved in quorum sensing, controlling gene expression and affecting cellular metabolism. The diverse applications of this kind of molecule include regulation of virulence in general, infection prevention, and formation of biofilms.
Medchemexpress LLC D-praziquanamine ((-)-praziquanamine) | 55375-92-3 | MFCD30491837 | 98.9% | 202.26 g/mol | C12H14N2O | 10 MG
D-Praziquanamine ((-)-praziquanamine) is the stereoisomer of L-praziquanamine, provided as a research reagent for use as an experimental control in biochemical and pharmacological studies.
- Isomer of L-praziquanamine, intended for use as an experimental control.
- CAS number 55375-92-3.
- Molecular formula C12H14N2O, molecular weight 202.26 g/mol.
- Typical purity ~98.9% (batch-specific; see certificate of analysis for details).
- Appearance: solid; also offered as a 10 mM solution in DMSO.
- Available in small sample sizes and milligram-scale quantities (for example, 10 mg).
Medchemexpress LLC D-Glucuronic acid (Standard) | 6556-12-3 | 50 MG
D-Glucuronic acid (Standard) is the analytical standard of D-Glucuronic acid, intended for research and analytical applications. It is a major component of many anti-inflammatory proteoglycans, promoting embryonic development and inhibiting cell aggregation. This compound and its derivative glucurono-lactone can also serve as liver detoxifiers for human health prevention, and its derivatives possess anti-tumor activity.
- Analytical standard for research and analytical applications
- Major component of many anti-inflammatory proteoglycans
- Promotes embryonic development and inhibits cell aggregation
- Can serve as a liver detoxifier
- Derivatives possess anti-tumor activity
- Used in qualitative, quantitative, and methodological research experiments in HPLC, GC, and MS
![Apexbio Technology LLC vitamin D binding protein precursor (353-363) [Homo sapiens] 25mg](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000096708.png-250.jpg)
Apexbio Technology LLC vitamin D binding protein precursor (353-363) [Homo sapiens] 25mg
Vitamin D binding protein precursor 353-363 is a serum glycoprotein fragment derived from Homo sapiens It is associated with vitamin D binding protein (DBP) a plasma protein that binds vitamin D metabolites and actin monomers mediating transport in the bloodstream and regulation of extracellular actin levels DBP is present on surfaces of various immune cell types including B and T lymphocytes as well as placental cytotrophoblasts Based on these pharmacological properties vitamin D binding protein precursor 353-363 holds research potential in studies of vitamin D metabolism immune regulation and cytoskeletal interactions
![Alkali Scientific 4 Methylumbelliferyl 2 acetamido 2 deoxy B D glucopyranoside [4 Methylumbelliferyl N acetyl B D glucosaminide], 5 G](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000661763.jpg-250.jpg)
Alkali Scientific 4 Methylumbelliferyl 2 acetamido 2 deoxy B D glucopyranoside [4 Methylumbelliferyl N acetyl B D glucosaminide], 5 G
Methylumbelliferyl N-acetylglucosaminide (5 g) is a highly sensitive fluorogenic substrate used to measure the activity of β-glucosaminidases in biochemical assays. This compound reacts with the enzyme, releasing a fluorescent product that can be easily detected and quantified. It is commonly used in microbiology, cell biology, and biochemical research to study enzyme kinetics and activity in various biological systems. The 5 g size is perfect for laboratories requiring larger quantities for high-throughput assays or multiple test series, providing a cost-effective solution for routine enzyme activity measurements.
Medchemexpress LLC (R)-2-hydroxy-2-methyl-4-(2,4,5-trimethyl-3,6-dioxocyclohexa-1,4-dien-1-yl)butanamide | 1147883-03-1 | 99.3% | 265.30 g/mol | C14H19NO4 | 10MG
EPI-589 is a redox-active neuroprotectant under investigation for neurodegenerative disease research; it acts as an oxidoreductase inhibitor and free-radical scavenger with demonstrated blood-brain barrier permeability and oral activity in preclinical studies. The compound is supplied as a light-yellow solid with high reported purity and common small-package options suitable for in vitro and in vivo research.
- Redox-active neuroprotectant for research use.
- Reversible redox cofactor and free-radical scavenger.
- High purity (99.3%).
- Soluble in DMSO at 100 mg/mL (use freshly opened DMSO; ultrasonic assistance may be needed).
- Available in small package sizes suitable for early-stage studies.
- Solid, light yellow appearance facilitating handling and storage.
- Recommended storage: powder at -20 °C (up to 3 years) or 4 °C (up to 2 years); in solution at -80 °C (up to 6 months) or -20 °C (up to 1 month).
Medchemexpress LLC Complement factor D-IN-1 | 1386455-76-0 | 98.9% | 483.32 g/mol | C21H19BrN6O3 | 25 MG
Complement factor D-IN-1 is a potent and selective reversible small-molecule inhibitor of complement factor D used in research to probe the alternative complement pathway. It exhibits low-nanomolar activity in biochemical assays and is supplied with high reported purity as a solid or as a DMSO solution.
- Potent and selective reversible inhibitor of complement factor D.
- Demonstrated low-nanomolar IC50s in FD thioesterolytic and MAC deposition assays.
- High reported purity (≈98.8%).
- Available as dry powder or as a ready-to-use DMSO solution.
- Stable when stored under recommended conditions for long-term use.
- Suitable for biochemical and cellular complement pathway studies.
Medchemexpress LLC Α-Glucosidase-IN-22 | 2870693-28-8 | C14H11N3O2S | 25 MG
α-Glucosidase-IN-22 (compound 7i), a benzimidazole, is a potent α-glucosidase inhibitor with an IC50 of 0.64 μM. It is a potent anti-diabetic agent and has potential for type 2 diabetes mellitus (T2DM) research.
- Potent α-glucosidase inhibitor with an IC50 of 0.64 μM.
- Potent anti-diabetic agent.
- Has potential for type 2 diabetes mellitus (T2DM) research.