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725366

Sigma-Aldrich

Iron oxide(II,III), magnetic nanoparticles solution

20 nm avg. part. size, 5 mg/mL in H2O

Synonym(s):

Magnetic iron oxide nanocrystals, Magnetite, Superparamagnetic iron oxide nanoparticles

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About This Item

Empirical Formula (Hill Notation):
Fe3O4
CAS Number:
1317-61-9
Molecular Weight:
231.53
MDL number:
MFCD00011010
UNSPSC Code:
12352302
PubChem Substance ID:
329764150
NACRES:
NA.23

form

dispersion
nanoparticles

concentration

5 mg/mL in H2O

magnetization

>20 emu/g, at 4500Oe

particle size

18-22 nm

avg. part. size

20 nm

density

1.00 g/mL at 25 °C

SMILES string

O=[Fe].O=[Fe]O[Fe]=O

InChI

1S/3Fe.4O

InChI key

SZVJSHCCFOBDDC-UHFFFAOYSA-N

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General description

Concentration 5mg/ml includes total weight nanocrystals plus ligands.

Application

  • Magnetic iron oxide nanoparticle (IONP) synthesis to applications: present and future: This report outlines the co-precipitation synthesis of magnetite nanoparticles using Fe(II) and Fe(III) solutions and discusses their future applications (N Ajinkya et al., 2020).
  • Surface modification of magnetic iron oxide nanoparticles: Explores the surface engineering of iron oxide nanoparticles (IONPs) to enhance their functionality for various applications (N Zhu et al., 2018).
  • Recent advances on iron oxide magnetic nanoparticles as sorbents of organic pollutants in water and wastewater treatment: Discusses the use of iron oxide magnetic nanoparticles in removing organic pollutants from water, highlighting the synthesis of core-shell magnetic nanoparticles (AM Gutierrez et al., 2017).
  • Potential toxicity of iron oxide magnetic nanoparticles: Reviews the potential toxic effects of iron oxide magnetic nanoparticles, emphasizing their stability, biocompatibility, and size control (N Malhotra et al., 2020).
  • Co-precipitation in aqueous solution synthesis of magnetite nanoparticles using iron (III) salts as precursors: Details the synthesis process of iron oxide nanocrystals and their potential applications in various fields (MI Khalil, 2015).

Storage Class Code

12 - Non Combustible Liquids

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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Certificates of Analysis (COA)

Lot/Batch Number
MKCW7175
MKCV0310
MKCP0743
MKCL8597
MKCJ9271

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Leyong Zeng et al.
Nanoscale, 5(5), 2107-2113 (2013-02-06)
Multifunctional Fe(3)O(4)-TiO(2) nanocomposites with Janus structure for magnetic resonance imaging (MRI) and potential photodynamic therapy (PDT) were synthesized, in which Fe(3)O(4) was used as a MRI contrast agent and TiO(2) as an inorganic photosensitizer for PDT. Their morphology, structure, and
Aman Khurana et al.
Radiology, 269(1), 186-197 (2013-07-16)
To determine whether intravenous ferumoxytol can be used to effectively label mesenchymal stem cells (MSCs) in vivo and can be used for tracking of stem cell transplants. This study was approved by the institutional animal care and use committee. Sprague-Dawley
Lu Zhang et al.
Nanoscale, 5(17), 7664-7684 (2013-07-24)
Superparamagnetic iron oxide nanoparticles (SPIONs) have shown great promise in biomedical applications. In this review, we summarize the recent advances in the design and fabrication of core-shell and hetero-structured SPIONs and further outline some exciting developments and progresses of these
M A Olutoye et al.
Bioresource technology, 132, 103-108 (2013-02-12)
An active heterogeneous Al2O3 modified MgZnO (MgZnAlO) catalyst was prepared and the catalytic activity was investigated for the transesterification of different vegetable oils (refined palm oil, waste cooking palm oil, palm kernel oil and coconut oil) with methanol to produce
Oliver Raschdorf et al.
Molecular microbiology, 89(5), 872-886 (2013-07-31)
Magnetospirillum gryphiswaldense uses intracellular chains of membrane-enveloped magnetite crystals, the magnetosomes, to navigate within magnetic fields. The biomineralization of magnetite nanocrystals requires several magnetosome-associated proteins, whose precise functions so far have remained mostly unknown. Here, we analysed the functions of
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