Description
N-OCTYLAMMONIUM IODIDE C₈H₂₀IN 99% OAI CAS 60734-63-6RESEARCH GRADE MATERIAL
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TAILORED SOLUTIONS FOR RESEARCH
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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n-Octylammonium Iodide is a hygroscopic and light-sensitive organic iodide salt that requires strict moisture and light protection to maintain purity. Exposure to ambient moisture causes deliquescence and irreversible hydrolysis, compromising precursor stoichiometry for 2D perovskite synthesis.
- Moisture Sensitivity: The material is hygroscopic and must be handled exclusively within an inert-atmosphere glovebox (H₂O < 1 ppm, O₂ < 1 ppm) to prevent moisture absorption.
- Light Sensitivity: Storage in light-protective packaging is mandatory to avoid photodegradation of the iodide salt.
- Container Integrity: The container cap must be tightened immediately after each use to seal out ambient moisture.
- Storage Environment: Store in a light-protected, dry, sealed container at room temperature, away from strong oxidizing agents and acidic reagents.
- Precursor Handling: The white powder must be transferred to a desiccated, light-protected environment immediately upon receipt and prior to any solution preparation.
Safe handling of n-Octylammonium Iodide requires strict moisture and light protection to prevent degradation. Use the following steps to maintain material integrity and experimental reproducibility.
Required Equipment: Inert-atmosphere glovebox (H₂O < 1 ppm, O₂ < 1 ppm), Protective gloves, Light-protective sealed container
- Transfer to glovebox
Transfer the white powder to an inert-atmosphere glovebox (H₂O < 1 ppm, O₂ < 1 ppm) before opening the container to prevent moisture ingress. - Don protective gloves
Wear protective gloves throughout all experimental procedures to avoid direct skin contact with the hygroscopic salt. - Seal container after use
Tighten the container cap immediately after each use to prevent ambient moisture from degrading the remaining material. - Store in protected environment
Store the material in a light-protected, moisture-free environment away from strong oxidizing agents and acidic reagents.
How does the eight-carbon octyl chain in n-Octylammonium Iodide affect the trade-off between environmental stability and optoelectronic performance in 2D perovskite devices?
The long octyl chain provides a hydrophobic steric barrier that significantly enhances moisture resistance compared to short-chain or aromatic ammonium counterparts. However, the bulky organic spacer also increases quantum-well confinement, leading to enhanced exciton binding energy and tunable optoelectronic properties, which can be optimized for specific device applications such as solar cells or photodetectors.
What are the critical compatibility considerations when integrating n-Octylammonium Iodide into mixed 2D/3D perovskite thin films for solar cell applications?
The bulky octylammonium cation selectively occupies grain boundary sites in mixed 2D/3D perovskite films, passivating defect states through steric hindrance while forming a moisture-blocking organic network. The precursor is compatible with spin-coating and solution blending deposition protocols, but requires handling in an inert-atmosphere glovebox (H₂O < 1 ppm, O₂ < 1 ppm) during solution preparation to prevent hygroscopic degradation.
What specific storage and handling infrastructure is required to maintain the integrity of n-Octylammonium Iodide for reproducible perovskite device fabrication?
n-Octylammonium Iodide must be stored in a light-protected, dry, sealed container at room temperature, away from strong oxidizing agents and acidic reagents. For solution preparation, the white powder must be handled inside an inert-atmosphere glovebox with H₂O < 1 ppm and O₂ < 1 ppm to prevent deliquescence and hydrolysis. The container cap must be tightened immediately after each use to prevent moisture ingress from ambient air.
N-Octylammonium iodide is a high-purity (>99%) 2D perovskite spacer precursor offering hydrophobic moisture barrier and grain boundary passivation, but requires strict anhydrous, light-protected storage and inert-atmosphere handling to prevent hydrolytic degradation.
Positive
- Long-Chain Hydrophobic Moisture Barrier: The eight-carbon octyl chain provides a steric barrier that blocks moisture penetration into the perovskite lattice, significantly enhancing environmental stability compared to short-chain or aromatic ammonium counterparts.
- 2D Perovskite Spacer and Defect Passivation: Serves as an organic spacer cation for Ruddlesden-Popper phase 2D perovskites, forming quantum-well structures with enhanced exciton binding energy while passivating grain boundary defects through steric hindrance in mixed 2D/3D films.
Trade-offs
- Strict Hygroscopic and Light-Sensitive Storage: Material is hygroscopic and light-sensitive; must be stored in a dry, sealed, light-protected environment at room temperature. Exposure to atmospheric moisture causes deliquescence and hydrolysis, irreversibly degrading precursor stoichiometry.
- Requires Inert-Atmosphere Handling: To prevent moisture-induced degradation, the white powder must be handled within an inert-atmosphere glovebox (H₂O < 1 ppm, O₂ < 1 ppm) during solution preparation, adding infrastructure and procedural overhead.
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.
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