Biotin and derivatives
Medchemexpress LLC Biotin (Standard) | 58-85-5 | 99.8% | 50 MG
Biotin (Standard) is the analytical standard of Biotin, also known as vitamin B7. It serves as a coenzyme for five carboxylases in humans, involved in the synthesis of fatty acids, isoleucine, valine, and in gluconeogenesis. Biotin is necessary for cell growth, the production of fatty acids, and the metabolism of fats and amino acids.
- Analytical standard grade
- Reference standard for assay
- Used in qualitative research experiments
- Used in quantitative research experiments
- Used in methodological research experiments
- Suitable for HPLC applications
- Suitable for GC applications
- Suitable for MS applications
- Essential for cell growth
- Essential for fatty acid production
- Essential for metabolism of fats and amino acids
Medchemexpress LLC Biotin-EDA | 111790-37-5 | 97.5% | 50 MG
Biotin-EDA is an alkyl chain-based PROTAC linker used in the synthesis of PROTACs. This product is for research use only and is not sold to patients.
- Alkyl chain-based PROTAC linker
- Used in the synthesis of PROTACs
- For research use only
- Solid, white to off-white appearance
- Soluble in DMSO (requires ultrasonic)
- Store solid at 4°C, protected from light
- Store in solvent at -80°C for 6 months or -20°C for 1 month, protected from light
FUJIFILM BIOSCIENCES INC Phos-tag Biotin 0.1 mL
Phos-tag Biotin is a phospate-binding legand to detect phosphorylated proteins on a PVDF membrane Recommended when anti-phosphorylated antibodies are not available regardless of the type of phosphorylation
Apexbio Technology LLC Sulfo-NHS-Biotin Kit (90-180 kDa) 3samples
Sulfo-NHS-Biotin labeling is widely utilized in biochemical research to covalently conjugate biotin molecules to free amino groups on protein molecules primarily lysine residues and N-terminal amines The reaction proceeds via activated ester intermediates forming stable amide bonds that facilitate subsequent detection or purification using streptavidin-biotin affinity interactions This labeling method is routinely applied to diverse protein samples particularly immunoglobulin G and other antibodies (molecular weight 90-180 kDa) enabling downstream applications such as immunoassays Western blotting immunoprecipitation and flow cytometry analyses Commonly the labeled proteins are purified rapidly by spin-based filtration to eliminate unreacted small molecules improving purity and yield
Medchemexpress LLC DBCO-NHS ester | 1353016-71-3 | 99.1% | 402.40 g·mol⁻1 | C23H18N2O5 | 5 MG
DBCO-NHS ester is a dibenzocyclooctyne-derived N-hydroxysuccinimide (NHS) ester for copper-free click bioconjugation via strain-promoted alkyne-azide cycloaddition (SPAAC). It is used to install linkers and conjugate azide-bearing molecules in chemical biology and antibody-drug conjugate (ADC) workflows.
- Enables copper-free SPAAC with azide-containing molecules.
- Suitable for linker installation and bioconjugation in ADC and biomolecule conjugation workflows.
- Reported high purity for analytical and preparative use.
- Available in small research quantities, including 5 MG format.
Medchemexpress LLC CA125 Human Biotin 20ug | 20ug
The CA125 protein acts by binding to MSLN and plays a crucial role in forming a protective and lubricating barrier on mucosal surfaces This interaction promotes heterotypic cell adhesion and is suggested to play an important role in peritoneal metastasis of ovarian cancer CA125 Protein Human (Biotinylated HEK293 His-Avi) is the recombinant human-derived CA125 protein expressed by HEK293 with C-Avi C-His labeled tag
Medchemexpress LLC B7-H6 Human Biotin 50ug | 50ug
B7-H6 a distinctive monomeric protein uniquely triggers NCR3-dependent natural killer (NK) cell activation specifically interacting with NCR3 while avoiding engagement with other NK cell-activating receptors (NCR1 NCR2 and KLRK1) This specificity underscores B7-H6 s unique role in initiating NK cell responses through the NCR3 pathway within the intricate network of NK cell activation mechanisms B7-H6 Protein Human (Biotinylated HEK293 His-Avi) is the recombinant human-derived B7-H6 protein expressed by HEK293 with C-His C-Avi labeled tag
Medchemexpress LLC Aeide-C1-NHS ester | 824426-32-6 | 98.0% | C6H6N4O4 | 50 MG
Aeide-C1-NHS ester is an alkyl/ether-based PROTAC linker that can be used in the synthesis of PROTACs. It is a click chemistry reagent, containing an Azide group, and can undergo copper-catalyzed azide-alkyne cycloaddition reaction (CuAAc) with molecules containing Alkyne groups. It can also undergo strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.
- Alkyl/ether-based PROTAC linker
- Used in the synthesis of PROTACs
- Click chemistry reagent
- Contains an azide group
- Undergoes copper-catalyzed azide-alkyne cycloaddition (CuAAc) with alkyne-containing molecules
- Undergoes strain-promoted alkyne-azide cycloaddition (SPAAC) with DBCO or BCN groups
Medchemexpress LLC PCSK9 Human Biotin 5ug | 5ug
The PCSK9 protein is an important regulator of plasma cholesterol homeostasis affecting LDL receptor family members such as LDLR and VLDLR It promotes their intracellular degradation and enhances hepatic LDLR degradation through non-proteolytic mechanisms PCSK9 Protein Human (Biotinylated HEK293 D374Y His-Avi) is the recombinant human-derived PCSK9 protein expressed by HEK293 with C-Avi C-His labeled tag and D374Y mutation
Medchemexpress LLC FP-Biotin | 259270-28-5 | 99.1% | 592.75 | 10 MM * 1 ML
FP-Biotin is a potent organophosphorus toxicant suitable for identifying new biomarkers of organophosphorus toxicant exposure. It quantifies the activity of FAAH, ABHD6, and MAG-lipase. It is used in plasma studies where biotinylated peptides can be easily purified by binding to immobilized avidin beads. FP-Biotin demonstrates good reactivity with human AChE and BChE and is suitable for identifying organophosphorus toxicants reactive proteins.
- Potent organophosphorus toxicant
- Suitable for identifying new biomarkers of organophosphorus toxicant exposure
- Quantifies FAAH, ABHD6, and MAG-lipase activity
- Useful in plasma studies for easy purification of biotinylated peptides
- Reacts well with human AChE and BChE
- Identifies organophosphorus toxicants reactive proteins
Medchemexpress LLC Bis-PEG2-NHS ester | 65869-63-8 | 99.2% | 400.34 | C16H20N2O10 | 100 MG
Bis-PEG2-NHS ester is a non-cleavable two-unit polyethylene glycol (PEG) linker intended for antibody-agent conjugation (ADC) research applications. It provides NHS ester reactive groups for coupling to amines and is used in bioconjugation workflows to construct antibody-drug conjugates.
- Non-cleavable 2-unit PEG linker for antibody-agent conjugation.
- Purity 99.24% as reported by the manufacturer.
- Molecular weight 400.34 g/mol.
- Chemical formula C16H20N2O10.
- CAS number 65869-63-8.
- Appearance solid, white to off-white.
- Storage: powder -20°C (stable for 3 years); in solvent -80°C (6 months) or -20°C (1 month).
- Package size options include 100 mg, 250 mg, 1 g, 5 g, 10 g, and 50 g.
- Manufacturer documents available: data sheet, safety data sheet, certificate of analysis, handling instructions, H NMR, RP-HPLC, and mass spectrometry data.
Medchemexpress LLC Methoxy polyethylene glycol 11 N-hydroxysuccinimide ester | 00-00-0 | MFCD28976661 | >98.0% | C28H51NO15 | 10MG
m-PEG11-NHS ester is a PEG-based linker bearing an N-hydroxysuccinimide (NHS) ester functional group that enables efficient covalent coupling to primary amines. It provides an ~11-unit PEG spacer for use in small-molecule-protein conjugation, PROTAC assembly, and other bioconjugation workflows. The product is supplied as a solid with high purity appropriate for research applications.
- NHS ester reactive toward primary amines.
- Approximately 11 ethylene glycol units provide a flexible spacer.
- Suitable for PROTAC linker synthesis and protein or peptide labeling.
- >98.0% purity as supplied.
- Molecular weight approximately 641.7; formula C28H51NO15.
eMolecules 1353016-71-3 | DBCO-NHS ester | Ambeed | MFCD24386367 | 402.406 | C23H18N2O5 | 98.000 | O=C(CCC(=O)N1Cc2ccccc2C#Cc2ccccc12)ON1C(=O)CCC1=O | 1g | 595931779
DBCO-NHS ester | Ambeed | 1353016-71-3 | MFCD24386367 | 402.406 | C23H18N2O5 | 98.000 | O=C(CCC(=O)N1Cc2ccccc2C#Cc2ccccc12)ON1C(=O)CCC1=O | 1g | 595931779
Medchemexpress LLC Acridinium C2 NHS ester | 177332-37-5 | 92.1% | 632.56 | C29H23F3N2O9S | 1mg
Acridinium C2 NHS ester is a chemiluminescent label that is active for the development of protein and nucleic acid probes Acridinium C2 NHS ester can be used in bioanalysis and diagnostics to provide highly sensitive detection solutions Acridinium C2 NHS ester is widely used in medical research especially in the monitoring and analysis of biomolecules
![eMolecules 86651-99-2 | 3-[(4-Nitrophenyl)amino]propan-1-ol | MFCD00745822 | 1g](https://assets.fishersci.com/TFS-Assets/CCG/product-images/502186408.JPG-250.jpg)
eMolecules 86651-99-2 | 3-[(4-Nitrophenyl)amino]propan-1-ol | MFCD00745822 | 1g
Combi-Blocks | 3-[(4-Nitrophenyl)amino]propan-1-ol | 1g | 303330410 | AN-6148 | 95.000 | 86651-99-2 | MFCD00745822 | 196.206 | C9H12N2O3
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