DASPEI | 3785-01-1
Catalog Number | A16-0192 |
Category | Mitochondrial Fluorescent Probes |
Molecular Formula | C17H21IN2 |
Molecular Weight | 380.27 |
Catalog Number | Size | Price | Quantity |
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A16-0192 | -- | $-- |
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Product Introduction
DASPEI is a cationic styryl mitochondrial dye with a large Stokes shift and can be used for staining of presyntptic nerve terminals independent of neuronal activity.
Chemical Information |
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Synonyms | 2-(4-(Dimethylamino)styryl)-1-ethylpyridinium iodide |
Purity | ≥99% (HPLC) |
IUPAC Name | 4-[(E)-2-(1-ethylpyridin-1-ium-2-yl)ethenyl]-N,N-dimethylaniline;iodide |
Canonical SMILES | CC[N+]1=CC=CC=C1C=CC2=CC=C(C=C2)N(C)C.[I-] |
InChI | InChI=1S/C17H21N2.HI/c1-4-19-14-6-5-7-17(19)13-10-15-8-11-16(12-9-15)18(2)3;/h5-14H,4H2,1-3H3;1H/q+1;/p-1 |
InChI Key | AMAXNNVXIBDEMV-UHFFFAOYSA-M |
Solubility | DMSO,Methanol |
Appearance | Solid Powder |
Melting Point | 267 °C (dec.) (lit.) |
MDL Number | MFCD00011994 |
NACRES | NA.47 |
- Product Specification
- Application
Excitation | 355 |
Emission | 430 |
Properties Quality Level | 100 |
Storage | -20°C |
Signal | Warning |
GHS Hazard Statements | H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation] H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation] H335 (100%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation] |
Precautionary Statement Codes | P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (The corresponding statement to each P-code can be found at the GHS Classification page.) |
DASPEI, a lipid fluorescent probe, is widely utilized for studying lipid membranes and their associated processes. One key application of DASPEI is in visualizing and analyzing membrane potential changes. By incorporating into lipid bilayers, DASPEI can respond to changes in the electric potential across the membrane, resulting in altered fluorescence. This capability makes it an invaluable tool for researchers studying the dynamic properties of cell membranes and the role of membrane potentials in cellular activities. For example, DASPEI can be used in neurobiology to monitor the activity of neurons and measure synaptic transmission, helping scientists understand the electrical communication between nerve cells.
Another important application of DASPEI is in the study of lipid raft domains. Lipid rafts are specialized microdomains within cellular membranes, enriched in cholesterol and sphingolipids, that play crucial roles in diverse cellular processes such as signaling, trafficking, and membrane fluidity. DASPEI helps in identifying and characterizing these rafts by preferentially staining lipid environments with distinct compositions. This allows researchers to observe the distribution and dynamics of lipid rafts within living cells using fluorescence microscopy. Such studies are essential in fields like immunology and cancer research, where lipid rafts are implicated in processes like immune cell activation and metastasis.
DASPEI is also instrumental in investigating the interactions between lipids and proteins within membranes. Membrane proteins are integral to various cellular functions, including transport, signaling, and maintaining structural integrity. Understanding how these proteins interact with the lipid components of the membrane is vital for comprehending their function and regulation. By using DASPEI, researchers can label the lipid components and then observe how proteins alter the fluorescence pattern, providing insights into membrane organization and protein-lipid interactions. This application is particularly significant in the study of membrane-bound enzymes and receptors.
In addition, DASPEI is used in the assessment of cell viability and apoptosis. Changes in the lipid composition or membrane potential can indicate cellular health or the progression of apoptosis. DASPEI staining allows for the detection of these changes in a non-invasive manner. For instance, in cancer research, DASPEI can be employed to screen compounds for their ability to induce apoptosis in cancer cells by observing alterations in membrane fluorescence. This application extends to various types of cells, enabling wide-ranging studies in toxicology, pharmacology, and disease pathology. By providing a clear and immediate readout of membrane integrity and cell health, DASPEI serves as a valuable probe in many biological and medical research contexts.
Computed Properties | |
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Hydrogen Bond Donor Count | 0 |
Hydrogen Bond Acceptor Count | 2 |
Rotatable Bond Count | 4 |
Exact Mass | 380.07495 g/mol |
Monoisotopic Mass | 380.07495 g/mol |
Topological Polar Surface Area | 7.1Ų |
Heavy Atom Count | 20 |
Formal Charge | 0 |
Complexity | 277 |
Isotope Atom Count | 0 |
Defined Atom Stereocenter Count | 0 |
Undefined Atom Stereocenter Count | 0 |
Defined Bond Stereocenter Count | 1 |
Undefined Bond Stereocenter Count | 0 |
Covalently-Bonded Unit Count | 2 |
Compound Is Canonicalized | Yes |
Patents
Publication Number | Title | Priority Date |
---|---|---|
WO-2021079962-A1 | Pharmaceutical composition for prevention and/or treatment of hearing loss | 2019-10-24 |
US-2019311703-A1 | Acoustic trauma system for larval fish | 2018-04-04 |
US-2019209019-A1 | Thermographic device for measurement of differential temperatures in tissue | 2017-12-08 |
WO-2019113460-A2 | Thermographic device for measurement of differential temperatures in tissue | 2017-12-08 |
EP-3758592-A2 | Thermographic device for measurement of differential temperatures in tissue | 2017-12-08 |
Applications of Fluorescent Probes & Dyes
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