Organic phosphoric acids and derivatives
MEDCHEMEXPRESS LLC Dope-mPEG | 95.0% | 2000 Da (average) | 50 MG
DOPE-mPEG (average PEG 2000 Da) is a PEGylated phosphatidylethanolamine lipid used to prepare sterically stabilized liposomes and giant unilamellar vesicles. The methoxy-PEG conjugation provides surface PEGylation that reduces pH sensitivity and improves colloidal stability. Supplied as a powder with reported high purity, it is intended for research use in liposomal formulation and membrane studies.
- Provides steric stabilization to liposomal formulations
- Reduces pH sensitivity of lipid bilayers
- Suitable for preparation of targeted liposomal drug delivery and GUVs
- Powder form for convenient storage and handling
- Reported purity ≥95.0%
MEDCHEMEXPRESS LLC Dibutyl phenyl phosphate | 2528-36-1 | MFCD00438060 | 99.0% | 286.30 g·mol⁻¹ | C14H23O4P | 5 MG
Dibutyl phenyl phosphate is an organophosphate research reagent used primarily as a flame retardant and studied for biological activity. It is reported to inhibit butyrylcholinesterase (BChE) with IC50 83.6 μM and Ki 94.5 μM. Intended for research use only and not for human or clinical applications.
- Organophosphate flame retardant.
- Reported BChE inhibitor (IC50 83.6 μM; Ki 94.5 μM).
- Chemical formula C14H23O4P; molecular weight 286.30 g·mol⁻¹.
- CAS number 2528-36-1 for unambiguous identification.
- Supplied in milligram-scale quantities suitable for laboratory assays.
- Intended for research use only; follow safety data sheet guidance for handling.
MEDCHEMEXPRESS LLC 1,3-dipalmitoyl-glycero-2-phosphoethanolamine | 67303-93-9 | MFCD00038196 | >98.0% | 691.96 | C37H74NO8P | 50 MG
1,3-Dipalmitoyl-glycero-2-phosphoethanolamine (1,3-DPPE) is a phosphoethanolamine-class lipid used as a research reagent and building block for liposome formulation, membrane modelling, and biophysical studies. The molecule contains two palmitoyl (C16) acyl chains and a phosphoethanolamine headgroup, giving it saturated-chain bilayer properties and suitability for stable membrane systems.
- Saturated phosphoethanolamine lipid with two C16 (palmitoyl) chains.
- Suitable for liposome and membrane model formulation.
- Promotes stable bilayer formation and higher phase transition temperature.
- High chemical purity suitable for analytical and preparative use.
- Powder format with recommended cold storage for extended stability.
MEDCHEMEXPRESS LLC 1,2-dimyristoyl-rac-glycero-3-phosphocholine | 18656-38-7 | MFCD00066562 | 98.0% | 677.93 | C36H72NO8P | 100 MG
1,2-Dimyristoyl-rac-glycero-3-phosphocholine (DMPC) is a zwitterionic phospholipid used to model eukaryotic cell membranes. It is commonly employed to form bilayers and liposomes for membrane biophysics, formulation studies, and drug delivery research. Supplied as a defined-purity powder with storage recommendations for maintaining stability.
- Zwitterionic phospholipid that mimics eukaryotic plasma membranes.
- Forms stable bilayers and liposomes for membrane studies.
- High purity (98.0%) suitable for analytical and preparative work.
- Defined molecular weight and formula support reproducible experiments.
- Recommended cold, moisture-controlled storage to preserve stability.
MEDCHEMEXPRESS LLC Naphthoquine phosphate | 173531-58-3 | MFCD25541748 | 99.6% | 605.94 g/mol | C24H34ClN3O9P2 | 10 MG
Naphthoquine phosphate is an orally active antimalarial research compound that shows potent activity against Plasmodium schizonts and rapid parasite reduction in animal models. Supplied as a research-grade solid, the product includes manufacturer guidance for solubility and storage to support laboratory formulation and dosing studies.
- Orally active antimalarial with schizonticidal activity.
- Demonstrates rapid parasite reduction in in vivo models.
- Supplied as a solid suitable for formulation and dosing studies.
- Water-soluble at measured concentration; limited solubility in DMSO.
- Recommended sealed storage at 4°C; solvent stability data provided for -80°C and -20°C.
- For research use only; not intended for human therapeutic use.
MEDCHEMEXPRESS LLC Oligodeoxynucleotide ODN 2216 (CpG oligodeoxynucleotide) | 332437-00-0 | 97.9% | 6,432.00 Da | 10 MG
ODN 2216 is a Class A CpG oligodeoxynucleotide that acts as a human-specific Toll-like receptor 9 (TLR9) ligand and research reagent. It elicits robust type I interferon responses from plasmacytoid dendritic cells, promotes dendritic cell cytokine production, and can indirectly stimulate IFN-γ production in peripheral blood mononuclear cells.
- Human-specific TLR9 agonist that induces type I interferons.
- Stimulates IFN-α and IFN-β production by plasmacytoid dendritic cells.
- Promotes IL-12 production by dendritic cells and indirect IFN-γ production in PBMCs.
- Sequence: d(G-sp-G-sp-G-G-G-A-C-G-A-T-C-G-T-C-G-sp-G-sp-G-sp-G-sp-G-sp-G).
- Molecular weight approximately 6,432 Da and purity ~97.9%.
- Supplied as a 10 mg package; store sealed and away from moisture (in solvent: -80°C up to 6 months, -20°C up to 1 month).
MEDCHEMEXPRESS LLC Dope-PEG-Mal | 98.2% | 2000 Da (average) | 10 MG
DOPE-PEG-Mal (MW 2000) is a maleimide-functionalized 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine conjugated to polyethylene glycol with an average molecular weight of 2,000 Da. The maleimide group selectively reacts with thiol groups at pH 6.5-7.5 to form stable thioether bonds, enabling covalent attachment of thiol-containing ligands. Supplied as a solid for use in liposome and nanoparticle preparation and for surface functionalization in bioconjugation research.
- Maleimide-functionalized PEGylated phospholipid.
- Average molecular weight 2,000 Da.
- Reacts with thiols at pH 6.5-7.5 to form stable thioether bonds.
- Suitable for liposome and nanoparticle formulation.
- Supplied as a solid in small research quantities.
- Certificate of analysis and safety data sheet available.
MEDCHEMEXPRESS LLC IR 813 tosylate | 134127-48-3 | MFCD03093252 | 99.5% | 755.40 g/mol | C47H47ClN2O3S | 250 MG
IR 813 tosylate is a near-infrared (NIR) fluorescent dye for in vivo imaging applications, commonly used to visualize regional lymph nodes in mice. It is supplied as a high-purity solid with recommended storage and solvent handling instructions for research use.
- High purity (99.47%) suitable for research imaging.
- Near-infrared emission for improved tissue penetration and contrast.
- Soluble in DMSO (62.5 mg/mL) with ultrasonic assistance.
- Store solid at 4°C, sealed, protected from moisture and light.
- Solution stability: -80°C up to 6 months, -20°C up to 1 month.
- Supplied in small research quantities for laboratory studies.
![MEDCHEMEXPRESS LLC 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine-N-[methoxy(polyethylene glycol)-2000] (ammonium salt) | 474922-90-2 | MFCD02262251 | 95.0% | 2,801.5 g/mol | (C2H4O)nC43H80NO10P.H3N | 25 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000281456.png-250.jpg)
MEDCHEMEXPRESS LLC 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine-N-[methoxy(polyethylene glycol)-2000] (ammonium salt) | 474922-90-2 | MFCD02262251 | 95.0% | 2,801.5 g/mol | (C2H4O)nC43H80NO10P.H3N | 25 MG
DOPE-mPEG (PEG 2000) is a PEGylated phospholipid designed for formulation of liposomes and giant unilamellar vesicles. The PEG surface layer improves circulation stability and reduces pH-sensitivity of liposomal membranes in a concentration-dependent manner, making it suitable for targeted delivery and surface functionalization of vesicles.
- PEGylated phospholipid for liposome and GUV formulation.
- Provides steric stabilization and reduced opsonization.
- Reduces liposome pH-sensitivity in a concentration-dependent manner.
- Average PEG chain molecular weight ~2000 Da.
- Supplied as a solid, white to light yellow powder with ~95.0% purity.
- Recommended storage: powder -20°C (up to 3 years) or 4°C (up to 2 years).
- Suitable for targeted drug delivery and surface functionalization applications.
![MEDCHEMEXPRESS LLC 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine-N-[carboxy(polyethylene glycol)-2000] (sodium salt) | 2342575-87-3 | 95.0% | 2,000 Da (average) | C131H253NNaO55P (average, polydisperse PEG) | 25 MG](https://assets.fishersci.com/TFS-Assets/CCG/product-images/5000281472.png-250.jpg)
MEDCHEMEXPRESS LLC 1,2-dioleoyl-sn-glycero-3-phosphoethanolamine-N-[carboxy(polyethylene glycol)-2000] (sodium salt) | 2342575-87-3 | 95.0% | 2,000 Da (average) | C131H253NNaO55P (average, polydisperse PEG) | 25 MG
DOPE-PEG-COOH (MW 2000) is a PEGylated phospholipid composed of dioleoyl phosphoethanolamine linked to a carboxyl-terminated polyethylene glycol chain (average molecular weight 2,000 Da). It is supplied as a research-use reagent for use in liposome and nanoparticle formulation, surface functionalization, and bioconjugation/linker chemistry. Typical purity is 95.0% and the material is soluble in DMSO.
MEDCHEMEXPRESS LLC Dibutyl phenyl phosphate | 2528-36-1 | MFCD00438060 | 286.30 g/mol | C14H23O4P | 10 MG
Dibutyl phenyl phosphate is an organophosphate compound used as a flame retardant and a research reagent. It has reported butyrylcholinesterase (BChE) inhibitory activity (IC50: 83.6 μM; Ki: 94.5 μM) and is supplied in small milligram quantities for laboratory research; refer to the certificate of analysis for purity and storage details.
- Organophosphate flame retardant.
- Reported butyrylcholinesterase (BChE) inhibitor (IC50: 83.6 μM; Ki: 94.5 μM).
- Molecular formula C14H23O4P and molecular weight 286.30 g/mol.
- Supplied in small milligram quantities for research applications.
- Certificate of analysis contains purity and storage instructions.
- Intended for research use only; not for human use.
MEDCHEMEXPRESS LLC DOPE-PEG-azide (MW 3400) | 99.8% | 3400 (average) | 100 MG
DOPE-PEG-Azide is a PEGylated phospholipid bearing an azide functional group on the PEG terminus (average molecular weight 3,400 Da). It is supplied as a powder for research use and is intended for incorporation into liposomes, lipid nanoparticles, and surface-modification workflows where the azide terminus enables bioorthogonal conjugation.
MEDCHEMEXPRESS LLC Chlorotris(triphenylphosphine)copper | 15709-76-9 | MFCD00010270 | 98.0% | 885.86 g/mol | C54H45ClCuP3 | 5 G
Chlorotris(triphenylphosphine)copper is a copper(I) coordination complex in which a chloride ligand is coordinated to three triphenylphosphine ligands. It is used as a reagent or catalyst in organometallic and organic synthesis and for laboratory research applications that require copper(I)-phosphine chemistry.
- Copper(I) triphenylphosphine chloride complex for research use.
- High purity: 98.0%.
- Molecular weight 885.86 g/mol.
- Chemical formula C54H45ClCuP3.
- CAS number 15709-76-9.
- Available in small lab-scale packaging suitable for synthesis and characterization.
MEDCHEMEXPRESS LLC Dope-PEG-azide | 99.6% | 1000 (average) | No single chemical formula listed (PEGylated lipid; polymeric PEG chain - average MW provided) | 100 MG
DOPE-PEG-Azide (MW 1000) is a PEGylated phospholipid composed of a DOPE lipid conjugated to a polyethylene glycol chain terminated with an azide group. It is supplied as a solid and intended for use in liposome formulation, surface functionalization, and bioorthogonal click chemistry.
- Useful for liposome formulation and surface modification.
- Azide terminus enables copper-catalyzed azide-alkyne cycloaddition (click chemistry).
- Average molecular weight approximately 1000 for consistent PEG length.
- High reported purity suitable for biochemical research.
- Recommended storage at -20°C in the pure form for stability.