4-METHOXY-PHENETHYLAMMONIUM IODIDE C₉H₁₄INO 99% 4-MEO-PEAIRESEARCH GRADE MATERIAL
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TAILORED SOLUTIONS FOR RESEARCH
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EMAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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This material is hygroscopic and light-sensitive, requiring storage under inert atmosphere with light protection to prevent degradation. The iodide counterion participates in iodine vacancy defect filling within perovskite lattices, and moisture ingress or photodegradation compromises passivation efficacy.
- Atmosphere Constraint: Powder weighing and solution preparation must be performed within a nitrogen-filled glovebox with H₂O and O₂ levels below 1 ppm to prevent moisture-induced degradation.
- Light Sensitivity Constraint: The material must be stored in light-protective packaging and handled under subdued lighting to avoid photodegradation of the organic iodide salt.
- Container Integrity Constraint: The container cap must be tightened immediately after each use to prevent ambient moisture ingress into the hygroscopic solid.
- Chemical Compatibility Constraint: Do not store together with strong oxidizing agents or acidic reagents to avoid hazardous reactions or material degradation.
This procedure describes safe handling, weighing, and storage of the hygroscopic, light-sensitive iodide salt for use in perovskite thin-film fabrication. All steps assume operation within a nitrogen-filled glovebox with controlled atmosphere.
Required Equipment: Nitrogen-filled glovebox (H₂O < 1 ppm, O₂ < 1 ppm), Light-protective storage container or amber vial, Analytical balance, Protective nitrile or latex gloves
- Prepare glovebox environment
Verify that the nitrogen-filled glovebox maintains H₂O and O₂ levels below 1 ppm before introducing the material. - Retrieve material from storage
Transfer the sealed, light-protective packaging into the glovebox antechamber and purge according to standard protocol before opening. - Weigh the required amount
Open the container inside the glovebox under subdued lighting and weigh the desired quantity of white solid on an analytical balance. - Reseal container immediately
Tighten the container cap securely after each use to prevent moisture ingress from the glovebox atmosphere. - Prepare precursor solution
Dissolve the weighed solid in anhydrous DMF or DMSO under inert atmosphere, ensuring complete dissolution before spin-coating or blending. - Store remaining material long-term
Place the resealed container inside a light-protected, desiccated storage cabinet within the glovebox for long-term preservation.
How does the methoxy functionalization in 4-MeO-PEAI affect its dipole moment and charge transfer properties in perovskite devices?
The electron-donating methoxy substituent on the aromatic ring modulates the molecular dipole moment, providing an additional electronic tuning parameter for optimizing charge transfer dynamics and energy level alignment at perovskite interfaces. This feature is explicitly described in the product's key features as 'Methoxy-Functionalized Dipole Moment Modulation'.
What solvents are recommended for dissolving 4-MeO-PEAI for thin-film fabrication?
4-MeO-PEAI is freely soluble in polar organic solvents including DMF and DMSO, as stated in the technical specifications. It is compatible with spin-coating and precursor solution blending deposition protocols commonly used in perovskite optoelectronic device research.
What are the critical storage and handling requirements for 4-MeO-PEAI to maintain its purity?
4-MeO-PEAI is hygroscopic and light-sensitive, requiring storage in a light-protected, dry, sealed container at room temperature. For long-term storage, a nitrogen glovebox (H₂O < 1 ppm, O₂ < 1 ppm) is recommended. Powder weighing and solution preparation should be performed in an inert glovebox to prevent moisture ingress and photodegradation, as detailed in the product's storage conditions and important notice.
4-Methoxy-Phenethylammonium Iodide (4-MeO-PEAI, 99%) is a methoxy-functionalized organic spacer cation for 2D/quasi-2D perovskite synthesis and surface defect passivation in 3D perovskite films, offering dipole modulation and iodine vacancy filling to reduce non-radiative recombination while improving moisture and thermal stability.
Positive
- Methoxy dipole modulation: The electron-donating para-methoxy substituent tunes the molecular dipole moment, providing an additional electronic parameter for optimizing charge transfer dynamics and energy level alignment at perovskite interfaces.
- Dual 2D spacer and 3D passivation: Serves both as the organic spacer cation for 2D/quasi-2D Ruddlesden-Popper perovskites and as a surface passivation additive for 3D films, filling iodine vacancies and reducing non-radiative recombination centers.
Trade-offs
- Hygroscopic and light-sensitive storage: Requires immediate transfer to a desiccated, light-protected environment—preferably a nitrogen glovebox (H₂O < 1 ppm, O₂ < 1 ppm)—to prevent photodegradation and moisture ingress; container must be tightly sealed after each use.
- No assigned CAS number: This compound lacks an assigned CAS number, requiring use of product number MS100750 for ordering and documentation, which may complicate integration into existing chemical inventory systems.
Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.
To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.
Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
