Showing 1-30 of 61 results for "98-46-4"
Pharmaceuticals, Illicit Drugs & Alcohol Standards
Browse for a broad spectrum of certified reference materials for various pharmaceuticals, illicit drugs and diagnostic biomarkers for your laboratory testing requirements.
Amino Acids, Resins & Reagents for Peptide Synthesis
We offer an extensive range of amino acids, resins, and reagents of unparalleled quality, including Novabiochem®, for peptide synthesis, high-throughput organic chemistry, labeling peptides, and custom manufactured products.
Inserting Gels into Ettan™ DALT Electrophoresis Units
This protocol shows how to insert gels into Ettan™ DALT electrophoresis units.
Stable Isotopes
ISOTEC® Stable Isotopes are stable isotope compounds, ranging from gases to complex molecules, that are useful for tracer studies in proteomics and metabolomics, agents for MRI / MRS, and in a wide range of other biomedical applications.
catASium® Ligands
catASium - Essential Elements for Asymmetric Hydrogenations
ChiPros® Chiral Epoxides
There are several alternative routes towards chiral aryl-substituted epoxides, among them Jacobsen’s asymmetric epoxidation1 or his hydrolytic kinetic resolution2 method, Sharpless’s asymmetric epoxidation3 using catalytic titan(IV)- isopropylate/diethyl tartrate complexes and tert-butylhydroperoxide
Tachykinin Receptors
We offer many products related to tachykinin receptors for your research needs.
Enzyme-Linked Immunosorbent Assay (ELISA) Kits
Enzyme-linked immunosorbent assay (ELISA) kits, reagents, and resources that provide ultrasensitive biomarker detection.
Probiotics and Human Health
Today, diverse studies report the benefits of probiotics, such as inhibitory effects on pathogens, aid in the management or prevention of chronic intestinal inflammatory diseases or atopic syndromes, and support to the immune system. Potential beneficial applications abound, researchers continue...
Amino Acids
We have a comprehensive offering of high-purity amino acids and derivatives important to metabolomic pathways and protein structure for your research needs.
Periodic Table of the Elements
Download the Periodic Table of the Elements with names, atomic mass and number in printable .pdf and image format. Use the periodic table chart by element names in alphabetical order for quick research, reference and lab use.
Palladacycle Coupling Catalysts
Palladacyclic catalysts developed by Bedford’s group are examples of a select group of catalysts capable of affecting a variety of coupling reactions using difficult to activate aryl chlorides at very low catalyst loadings.
Soaring Savings UTM
Soaring Savings UTM
Contact Us
Please contact your local representative for additional help with your order, our products, and product selection.
Applications of Graphene Oxide and Reduced Graphene Oxide
Graphene oxide is a unique material that can be viewed as a single monomolecular layer of graphite with various oxygen containing functionalities such as epoxide, carbonyl, carboxyl and hydroxyl groups.
Silylation of Non-Steroidal Anti-Inflammatory Drugs
Results of a study involving the ability few Fluka silylating reagents to form GC-MS-compatible trimethylsilylmethyl derivatives of NSAIDs
HPLC Columns & Accessories
Our wide selection of HPLC columns for small and large molecule analysis allows you to enhance the separation process in terms of retention, resolution, selectivity, and analysis time, all while reducing the time for method development.
radiello® Diffusive Air Sampling Application - Phenol, Methylphenol, and Dimethylphenol (thermally desorbed)
Cartridge RAD147 is a stainless steel net cylinder with 100 mesh grid opening and 4.8 mm diameter, packed with 250 ± 10 mg of Tenax-TA, particle size 20-35 mesh. Phenols are trapped by adsorption and recovered by thermal desorption, analysis...
Canonical Wnt / β-Catenin Signaling
We review the Wnt signaling pathway (also, canonical Wnt or beta (β)-catenin pathway) and provide links to related products at sigmaaldrich.com.
Sensor Dyes
Nitric oxide (NO) as a signal transporter in neurons, endothelial cells and in the immune system.
Carbon Nanomaterials: Elemental Analyses and Quantification of Their Accumulation in Living Cells
Carbon nanomaterials (CNMs), such as single-walled carbon nanotubes (SWCNTs), multi-walled carbon nanotubes (MWCNTs), and graphene (Figure 1), have diverse commercial applications including lighter and stronger composite materials, improved energy storage devices, more sensitive sensors, and smaller transistors.
Quantitative NMR for Content Assignment of Reference Standards for Quality Control of Herbal Medicinal Products
qNMR has proven to be appropriate as a primary analytical method for the certification of natural products as reference standards for QC of herbal medicinals.
Oxygen & Nitric Oxide Probes
Our company's Detection Chelators and Ion Probes products are reviewed including oxygen and NO probe products, oxygen probes and NO probes.
Lipoprotein Function
Sigma-Aldrich's online Enzyme Explorer Key Resource: Lipoprotein Function includes prducts, overview, classification, , properties and function.
Ellman's Sulfinamides
Ellman's sulfinamide is available in both enantiomeric and racemic forms for your research. This versatile and useful auxiliary has found extensive use both in academics and industry.
Selecting Orthogonal Building Blocks
Novabiochem® product range has one of the largest collections of orthogonally and quasi-orthogonally protected tri-functional amino acids. These derivatives are useful tools for the synthesis of cyclic and branched peptides and peptides carrying side-chain modifications.
Analysis of Pesticide Residues in Pistachios Using QuEChERS Extraction and Cleanup with Supel™ QuE Z-Sep+
Pistachios contain approximately 45% fat, which can result in a significant amount of coextracted matrix in the acetonitrile extract generated using the QuEChERS procedure. A zirconia based adsorbent significantly reduces coextracted matrix prior to LC-MS or GC-MS.
Selective Protonation of Methyl Groups in Highly Deuterated Proteins
Presenting an article about the selective protonation of methyl groups in highly deuterated proteins. In which the structural NMR studies of small proteins, a maximum number of proton chemical shifts are usually assigned and NOEs connecting large numbers of sites...
Selecting Orthogonal Building Blocks
Novabiochem® product range has one of the largest collections of orthogonally and quasi-orthogonally protected tri-functional amino acids. These derivatives are useful tools for the synthesis of cyclic and branched peptides and peptides carrying side-chain modifications

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