Date published: 2025-10-16

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Calcium aluminum oxide (CAS 12042-68-1)

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Alternate Names:
Calcium aluminate
CAS Number:
12042-68-1
Molecular Weight:
158.04
Molecular Formula:
CaAl2O4
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Calcium aluminum oxide, also known as Calcium aluminate, with the chemical formula CaAl2O4, is a white powder compound composed of calcium and aluminum. Its versatile applications span various fields, including ceramics, cement, and scientific research. In scientific research, Calcium aluminum oxide finds widespread use. It serves as a catalyst in various reactions owing to its ability to forge robust bonds with molecules. Its high surface area facilitates more efficient interaction with molecules. Moreover, Calcium aluminum oxide has the capacity to form complexes with other molecules, thereby enhancing their reactivity. Additionally, Calcium aluminum oxide plays a role in scientific research applications. It serves as a catalyst precursor for nanomaterial synthesis and as a support material for enzymes. It also acts as a precursor for the synthesis of metal oxides and ceramic materials. Furthermore, it serves as an additive in the production of composite materials.


Calcium aluminum oxide (CAS 12042-68-1) References

  1. Characterization of Cobalt Oxide and Calcium-Aluminum Oxide nano-catalyst through Scanning Electron Microscopy, X-ray diffraction, and Energy Dispersive X-ray Spectroscopy.  |  Gul, I., et al. 2020. Microsc Res Tech. 83: 1124-1131. PMID: 32394528
  2. Formation of ettringite, Ca6Al2(SO4)3(OH)12·26H2O, AFt, and monosulfate, Ca4Al2O6(SO4)·14H2O, AFm-14, in hydrothermal hydration of Portland cement and of calcium aluminum oxide-calcium sulfate dihydrate mixtures studied by in situ synchrotron X-ray powder diffraction  |  Axel Nørlund Christensen a 1, Torben R. Jensen a, Jonathan C. Hanson b. 2004. https://doi.org/10.1016/j.jssc.2003.12.030. 177: 1944-1951.
  3. Hydrothermal transformation of the calcium aluminum oxide hydrates CaAl2O4·10H2O and Ca2Al2O5·8H2O to Ca3Al2(OH)12 investigated by in situ synchrotron X-ray powder diffraction  |  Torben R. Jensen a, Axel Nørlund Christensen b, Jonathan C. Hanson c. 2005. Cement and Concrete Research. 35: 2300-2309.
  4. Surface immobilization of active vancomycin on calcium aluminum oxide  |  Rachelle N. Palchesko a, Kenneth A. McGowan c, Ellen S. Gawalt a b. 2011. Materials Science and Engineering: C. 31: 637-642.
  5. Nanostructural approach to the thickening behavior and oxidation of calcium-stabilized aluminum foams  |  . 2018. Materials Chemistry and Physics. 220: 351-359.

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Calcium aluminum oxide, 5 g

sc-278802
5 g
$94.00