MAFA - ≥99.5%(4 Times Purification) , CAS No.25596-28-5

CAS: 25596-28-5 Cat. No.: M491796 Fórmula: C₂H₇NO₂ Peso molecular: 77.08 Número EC: 827-119-8

CALIDAD & PUREZA ≥99.5%(4 Times Purification)

Storage

Protected from light,Room temperature,Argon charged

Shipped In

Normal

Especificaciones

Especificaciones y pureza

≥99.5%(4 Times Purification)

Condiciones de almacenamiento de almacenamiento

Protected from light,Room temperature,Argon charged

Enviado en

Normal

Pureza

≥99.5%(4 Times Purification)

Nombres e identificadores

Peso molecular

77.08

Propiedades químicas y físicas

• Sensibilidad: Moisture sensitive；air sensitive；light sensitive

Application Protocols

No validated, item-specific protocols are provided in the Product Data for this listing. The following outline offers general steps for solution-processed thin-film preparation under inert atmosphere; adapt only after confirming the compound’s identity and solvent compatibility.

General thin-film workflow (example, not item-specific):

1. Environment: Work in a nitrogen/argon glovebox or under dry inert gas on a fume-hood stage. Dim the lights or use amber shielding.
2. Substrate prep: Clean substrates via sequential sonication (detergent, DI water, IPA), dry, and UV-ozone/plasma treat if compatible.
3. Solution: Dissolve the material in a confirmed, dry solvent (e.g., DMSO, DMF, GBL) at the target concentration. Stir 30–120 min under inert gas; filter (0.2 µm PTFE).
4. Deposition: Spin coat with optimized speed/time; optionally apply an antisolvent at a defined delay. For blade/slot-die, equilibrate substrate temperature and coating gap.
5. Annealing: Heat within safe temperature limits verified by CoA/TGA/DSC, under inert gas and subdued light.
6. Characterization: Inspect films (optical microscopy/AFM), and assess optical/electrical properties as applicable.

Recordkeeping: Capture lot number, solution age, environment RH/O2, and all coating parameters for reproducibility.

Note: This is a generic protocol scaffold only; consult the product’s CoA/SDS and adjust to the confirmed chemistry.

Biological Roles

This product is listed under Materials Science and is designated for research use only. No biological function, metabolic role, or biochemical activity is provided or implied for this item.

• Item-specific biological information: Not specified for this item; refer to CoA/Spec Sheet.
• Use context: The product is not intended for biological systems, diagnostics, or clinical applications. Any exploration of bio-related behavior would be strictly exploratory research and must be designed with appropriate containment and approvals.

If biological interfacing is of interest (general guidance):

• Confirm chemical identity and purity first, then assess cytotoxicity and compatibility in controlled in vitro assays before any contact with biological matrices.
• Consult the SDS for any biohazard statements or environmental hazard classifications.

Reminder: For research use only. Not for human or animal therapeutic or diagnostic use.

Buffer Applications

Not typically applicable. This listing is a materials-science reagent, and no buffer system role is indicated in the Product Data.

• Item-specific buffer/use in aqueous systems: Not specified for this item; refer to CoA/Spec Sheet.

If aqueous processing is contemplated (general guidance):

• Verify water compatibility and hydrolytic stability before attempting aqueous formulations.
• Maintain controlled pH and ionic strength only if the confirmed identity supports such handling; otherwise favor anhydrous organic media as recommended by the storage guidance.

Green Alternatives

Given the unspecified identity of MAFA in this listing, selection of greener processing routes should be guided by the confirmed solvent/solute system from the CoA and SDS. Below are general strategies to improve sustainability in materials processing while maintaining performance.

Greener solvent choices (general, literature):

• Replace DMF/NMP where feasible with lower-toxicity, higher-boiling alternatives such as dimethyl sulfoxide (DMSO), γ-butyrolactone (GBL), propylene carbonate (PC), or alcohols (IPA/EtOH) when solubility permits.
• Consider 2-methyltetrahydrofuran (2-MeTHF), cyclopentyl methyl ether (CPME), or ethyl acetate for antisolvent steps instead of chlorinated solvents.

Process-level improvements:

• Reduce solvent volumes via slot-die/blade coating optimization and recapture exhaust through solvent recovery systems.
• Employ room-temperature or low-temperature film formation protocols when the chemistry allows, cutting energy consumption for annealing.
• Transition from single-use syringes/filters to validated, cleanable tooling where cross-contamination risk is manageable.

Comparison snapshot (general):

• DMF vs DMSO: DMF offers fast drying but is more tightly regulated for health concerns; DMSO is less volatile and often safer but may slow crystallization—balance via co-solvent blends.
• Chlorobenzene vs ethyl acetate: Chlorobenzene has favorable film-wetting for some organics but higher toxicity; ethyl acetate is a greener option with good antisolvent performance for many systems.

Caveat: Verify solubility, film morphology, and device metrics when substituting solvents—greener alternatives must be validated experimentally for the specific material.

Pharmaceutical Uses

No pharmaceutical or excipient use is indicated for this product. It is supplied for research use only in materials-science contexts.

• Pharmacopeial status: Not specified for this item; refer to CoA/Spec Sheet.
• Typical pharma roles (not for this item, general): In drug product manufacturing, materials may serve as excipients, processing aids, or analytical standards; however, no such role is claimed or supported here.

Compliance reminder:

• Do not use in human or veterinary applications. No clinical, diagnostic, or therapeutic claims are made for this product.

Physical Properties

Item-specific properties (from Product Data):

• Boiling point: Not specified for this item; refer to CoA/Spec Sheet.
• Melting point: Not specified for this item; refer to CoA/Spec Sheet.
• Density: Not specified for this item; refer to CoA/Spec Sheet.
• Refractive index: Not specified for this item; refer to CoA/Spec Sheet.
• Solubility: Not specified for this item; refer to CoA/Spec Sheet.
• LogP, pKa: Not specified for this item; refer to CoA/Spec Sheet.

Handling-relevant notes (based on storage guidance and common materials-science practice; literature/general):

• The storage note “Protected from light; Argon charged” suggests the material is light-sensitive and best maintained under an inert atmosphere to minimize degradation. This is common for photoactive or air-/moisture-sensitive reagents used in thin-film or device fabrication.
• If the item is supplied as a solid, users often prepare stock solutions in dry, high-purity solvents immediately prior to use. If supplied as a solution, note the stated solvent, concentration, and any stabilizers on the container and CoA.
• Thermogravimetric and DSC data, if provided on the CoA, should be consulted to set safe drying or annealing temperatures during device processing.

Important: In the absence of definitive physical constants here, do not extrapolate process temperatures, vapor pressures, or hygroscopicity. Confirm all critical parameters from the batch CoA/Spec Sheet and SDS before planning experiments.

Quality and Grades

Item-specific grade and purity (from Product Data):

• Grade/Purity: Not specified for this item; refer to CoA/Spec Sheet.
• Stabilizers/additives: Not specified for this item; refer to CoA/Spec Sheet.

How to interpret grade for materials-science reagents (general guidance):

• Electronic/semiconductor grade: Emphasizes control of trace metal impurities and ionic contaminants that can affect charge transport and film quality. In the absence of a declared grade, verify metal-ion ICP limits and anion/cation content in the CoA where applicable.
• Anhydrous/anhydrous-stabilized: Indicates stringent water content control (Karl Fischer) and, at times, inclusion of stabilizers or packaging in moisture-barrier containers. Review water content specifications before glovebox use.
• Chromatography/HPLC grade (for solvents, if supplied as solution): Highlights low UV-Vis background and particulate content; this matters for optical device layers.

What to verify on receipt (practical checklist):

• Identity confirmation: CAS consistency, catalog number, and any structural identifiers on the label/CoA.
• Purity & assay: Lot-specific purity method (e.g., qNMR, HPLC, GC) and residual solvent/water values, if relevant.
• Particulates: For solution products, ask for filtration history (e.g., 0.2 µm PTFE) and record of bioburden control if applicable to film uniformity.
• Stability: Shelf-life, recommended re-test interval, and any light/air sensitivity statements.

Note: In the absence of an explicit grade on this listing, treat as research-use chemical and adjust quality controls to your device sensitivity requirements.

Reaction and Applications

Item-specific applications (from Product Data):

• Manufacturer applications: Not provided in the listing; consult CoA/Spec Sheet if available.

Materials-science use cases (general guidance):

• Thin-film fabrication: Many research-use materials are supplied for solution-processed films (spin coating, slot-die, blade coating). Key variables include concentration, solvent system, coating speed/acceleration, ambient vs glovebox atmosphere, and post-deposition annealing under inert gas.
• Additives/dopants: In organic electronics, small-molecule additives can tune crystallization, defect passivation, or charge transport. Establish control experiments with graded loadings (e.g., 0.1–10 wt% relative to host) and monitor morphology (AFM/SEM) and optoelectronic properties (UV-Vis, PL, IV curves) to locate optimal windows.
• Precursors/formulations: If the item serves as a precursor to an inorganic or hybrid layer, confirm stoichiometry and counterions on the CoA. Calibrate solution age and temperature to avoid pre-nucleation or aggregation.

Experimental best practices:

• Work under inert atmosphere when the storage note indicates argon charging and light protection. Use amber vials and minimize residence time under lab lighting during solution prep and coating.
• Filter solutions (0.2 µm) immediately before coating; maintain a consistent rest time to equilibrate viscosity and avoid bubble artifacts.
• Characterization: Incorporate in situ or ex situ XRD, GIWAXS, and spectroscopic probes to correlate processing with crystallinity and film quality.

Note: Without a confirmed identity, do not assume compatibility with specific device stacks. Conduct small pilot trials and consult the SDS/CoA for reactivity constraints.

Reaction Conditions

Item-specific conditions: Not specified for this item; refer to CoA/Spec Sheet and SDS for any prescribed processing temperatures, atmospheres, or solution concentrations.

General processing windows for materials-science reagents (literature/practice, not item-specific):

• Atmosphere: Inert (argon or nitrogen) preparation and deposition are often preferred when air/light sensitivity is suspected, as indicated by the storage instructions.
• Solution preparation: Prepare fresh solutions at controlled concentrations (e.g., 1–100 mg/mL depending on solubility). Stir under inert gas and protect from light. Filter through 0.2 µm PTFE immediately prior to use.
• Deposition: Spin coating at 500–4000 rpm with ramped acceleration is typical; optimize speed, time, and antisolvent timing for your system. For blade or slot-die coating, control substrate temperature and line speed to regulate drying.
• Thermal treatment: Anneal films only within temperatures supported by CoA/DSC/TGA data to avoid decomposition. Use inert gas purges and subdued light.
• Storage of solutions: Many sensitive solutions show degradation on the scale of hours to days; prepare just-in-time and store aliquots in amber vials under argon at low temperature if compatible (e.g., 0–5 °C), verifying stability experimentally.

Quality control:

• Monitor spectral signatures (UV-Vis/PL/FTIR) and film morphology (AFM/SEM) as a function of processing to identify optimal conditions.

Note: These are general guidelines; tailor conditions only after confirming the compound’s identity and stability profile.

Safety and Handling

Item-specific hazard data (from Product Data):

• GHS classification: Not specified for this item; refer to SDS.
• Signal word: Not specified for this item; refer to SDS.
• Hazard statements (H-codes): Not specified for this item; refer to SDS.
• Pictograms: Not specified for this item; refer to SDS.

Practical safety guidance (general, defer to SDS as authoritative):

• Engineering controls: Work in a chemical fume hood or inert-atmosphere glovebox as appropriate. The storage note indicates “Protected from light, Argon charged,” suggesting minimized exposure to air and light. Keep containers tightly closed; purge headspace with argon or nitrogen after each use.
• PPE: Safety glasses or splash goggles, lab coat, and appropriate chemically resistant gloves (e.g., nitrile). Consider double-gloving and sleeve covers when handling solutions or during spin coating/film casting.
• Light sensitivity: Avoid direct illumination; use amber glassware or foil-wrapped vessels when preparing solutions. Minimize UV/blue light exposure from lab sources during handling if photo-reactivity is suspected.
• Incompatibilities (general): Avoid strong oxidizers and acids/bases unless compatibility is confirmed. Prevent moisture ingress if the material is moisture sensitive. Do not heat above temperatures supported by the SDS/CoA.
• First aid (general): In case of skin contact, wash with soap and water. For eye exposure, rinse cautiously with water for several minutes and remove contact lenses if present and easy to do. If inhaled, move to fresh air. If ingested, rinse mouth; seek medical advice for all exposures. Always follow the SDS for the specific product.
• Waste: Collect residues and contaminated materials in properly labeled waste containers; dispose per institutional and regulatory requirements.

Solvent Selection

Item-specific solvent guidance (from Product Data):

• Solubility and preferred solvents: Not specified for this item; refer to CoA/Spec Sheet.

General solvent strategies for materials-science reagents:

• Polar aprotic systems: Dimethylformamide (DMF), dimethyl sulfoxide (DMSO), N-methyl-2-pyrrolidone (NMP), and γ-butyrolactone (GBL) are commonly used for dissolving polar organic salts and coordination precursors. These enable solution processing (spin coating, blade coating) but demand careful control of water content.
• Mixed solvents: DMF:DMSO or DMF:GBL blends can tune viscosity and evaporation rates to control film formation and grain growth. Introduce high-boiling co-solvents sparingly to avoid residuals in films.
• Alcohols and hydrocarbons: For less polar organics or additives, isopropanol, ethanol, toluene, or chlorobenzene may be suitable casting or antisolvent media—confirm compatibility first.
• Antisolvents in thin-film deposition: Ethyl acetate, diethyl ether, chlorobenzene, and toluene are frequent choices to induce rapid supersaturation; the specific antisolvent must be validated for the solute to avoid dissolution or damage.

Practical tips:

• Dry and degas solvents (molecular sieves, argon sparging) when moisture and oxygen are detrimental to device performance.
• Filter working solutions through 0.2 µm PTFE/PP to remove particulates prior to coating.
• Trial small-scale solvent screens to assess solubility, optical clarity, and film morphology, documenting concentration limits and gelation thresholds.

Note: Select solvents based on the confirmed identity and compatibility from the product CoA/SDS.

Storage and Reconstitution

Item-specific storage (from Product Data):

• Storage conditions: Protected from light; Room temperature; Argon charged.
• Shipping: Shipped at ambient conditions (Normal).

Implications and best practices:

• Maintain containers tightly sealed. After opening, backfill headspace with argon to preserve an inert environment. Use amber vials or foil wrapping to minimize light exposure.
• Room-temperature storage is acceptable per the listing; nevertheless, avoid proximity to heat sources and large temperature fluctuations. If the CoA indicates limited shelf-life or better stability at lower temperatures, follow the stricter guidance.

Reconstitution/solution preparation (general guidance; verify identity-specific solvent on CoA/SDS):

• If supplied as a solid: Prepare solutions in dry, oxygen-free solvents confirmed to be compatible. Perform dissolution under inert gas with light protection; filter (0.2 µm) prior to use.
• If supplied as a solution: Note and retain the original solvent system and concentration. Avoid unnecessary solvent exchange unless validated for stability and performance.
• Aliquoting: For air-/light-sensitive materials, prepare single-use aliquots under inert atmosphere to minimize repeated exposure.

Stability checks:

• Inspect for color changes, precipitation, or gas evolution. If observed, discard the solution and prepare fresh material.
• For long-term projects, run periodic QC (e.g., UV-Vis/NMR/IR) to confirm that the stored material remains within specification.

Reminder: For research use only. Always defer to the batch CoA and SDS for definitive storage and handling instructions.

Structure and Identity

Overview: This listing (SKU M491796, product name “MAFA”) is categorized under Materials Science. The Product Data do not provide a definitive chemical structure or composition.

Item-specific facts (from Product Data):

• CAS: 25596-28-5
• Molecular formula: Not specified for this item; refer to CoA/Spec Sheet.
• Molecular weight: Not specified for this item; refer to CoA/Spec Sheet.
• SMILES: Not specified for this item; refer to CoA/Spec Sheet.
• InChIKey: Not specified for this item; refer to CoA/Spec Sheet.
• Appearance: Not specified for this item; refer to CoA/Spec Sheet.

Interpretive notes (general guidance):

• “MAFA” is a terse product name and does not, by itself, define chemical identity. In materials science contexts, similar abbreviations are sometimes used for multi-component formulations or precursors; however, no such identity is confirmed here.
• Without a provided structure, one should verify the exact chemical composition, counterions, and any stabilizers from the batch-specific CoA prior to use in research workflows.

2D structure description (not item-specific):

• Not applicable. A 2D structural description cannot be provided without a confirmed molecular structure. Please consult the CoA/Spec Sheet for structure-defining identifiers.

Synthetic Utility

Because the chemical identity is not defined in the Product Data, specific synthetic transformations cannot be prescribed for this item. The following notes outline general considerations when a materials-science reagent is used as a precursor, additive, or intermediate in laboratory synthesis.

General roles in synthesis (contextual):

• Precursor feedstock: Some materials reagents act as precursors to functional thin-film components or network-forming species upon thermal or photochemical treatment. Confirm decomposition/onset temperatures and volatile byproducts from CoA/DSC/TGA.
• Additive-mediated assembly: Small-molecule additives can modulate nucleation/crystallization of host matrices. Screen additive loadings and removal profiles (e.g., post-annealing) to ensure they do not persist as performance-limiting impurities.
• Coordination chemistry: If the compound is a salt or ligand-bearing species, its donor/acceptor characteristics will dictate complexation; consult identity-specific literature once confirmed.

Practical tips:

• Dry-box operations and light shielding are advisable per the storage note. Use anhydrous solvents and rigorously cleaned glassware to maintain reproducibility.
• Implement orthogonal analytics (NMR, MS, elemental analysis, ICP, ion chromatography) to track composition and impurity evolution through processing.

Caveat: Defer to the batch CoA/SDS for identity-driven reactivity and incompatibilities; do not generalize without confirmation.

Target Specificity

Not applicable. This product is not an antibody, probe, or biologic. No antigen/epitope or species reactivity is relevant.

• Item-specific targeting data: Not specified for this item; refer to CoA/Spec Sheet.