Date published: 2025-10-18

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Azetidine-2-carboxylic acid (CAS 2517-04-6)

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CAS Number:
2517-04-6
Molecular Weight:
101.105
Molecular Formula:
C4H7NO2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Azetidine-2-carboxylic acid (A2CA) belongs to the azetidine compound family and serves as a vital organic compound. This colorless, water-soluble solid finds extensive use in laboratory applications as a chiral building block and a reagent for organic synthesis. It plays a significant role in the creation of fatty acids, proteins, and peptides, where it acts as a catalyst. Furthermore, Azetidine-2-carboxylic acid is associated with the regulation of gene expression due to its ability to bind to both DNA and RNA.


Azetidine-2-carboxylic acid (CAS 2517-04-6) References

  1. Effects of azetidine-2-carboxylic acid on treatments of hepatoma cells with single or fractionated X-ray irradiations and on thermal radiosensitization in normal and thermotolerant cells.  |  van Rijn, J., et al. 1999. Radiat Oncol Investig. 7: 270-7. PMID: 10580896
  2. Heat shock response by cells treated with azetidine-2-carboxylic acid.  |  Van Rijn, J., et al. 2000. Int J Hyperthermia. 16: 305-18. PMID: 10949127
  3. A novel acetyltransferase found in Saccharomyces cerevisiae Sigma1278b that detoxifies a proline analogue, azetidine-2-carboxylic acid.  |  Shichiri, M., et al. 2001. J Biol Chem. 276: 41998-2002. PMID: 11555637
  4. [Determination of the azetidine-2-carboxylic acid from lily of the valley].  |  Liu, H. 1999. Se Pu. 17: 410-2. PMID: 12552869
  5. Characterization of novel acetyltransferases found in budding and fission yeasts that detoxify a proline analogue, azetidine-2-carboxylic acid.  |  Nomura, M., et al. 2003. J Biochem. 133: 67-74. PMID: 12761200
  6. Azetidine-2-carboxylic acid: a new cyclic imino acid occurring in plants.  |  FOWDEN, L. 1956. Biochem J. 64: 323-32. PMID: 13363844
  7. Nitrogenous compounds and nitrogen metabolism in the Liliaceae. 5. The metabolism of azetidine-2-carboxylic acid.  |  FOWDEN, L. and BRYANT, M. 1959. Biochem J. 71: 210-7. PMID: 13628556
  8. Effect of azetidine 2-carboxylic Acid on ion uptake and ion release to the xylem of excised barley roots.  |  Pitman, MG., et al. 1977. Plant Physiol. 60: 240-6. PMID: 16660068
  9. Misincorporation of the proline analog azetidine-2-carboxylic acid in the pathogenesis of multiple sclerosis: a hypothesis.  |  Rubenstein, E. 2008. J Neuropathol Exp Neurol. 67: 1035-40. PMID: 18957898
  10. Highly efficient and enantioselective biotransformations of racemic azetidine-2-carbonitriles and their synthetic applications.  |  Leng, DH., et al. 2009. J Org Chem. 74: 6077-82. PMID: 19627128
  11. Inhibition of Arabidopsis growth by the allelopathic compound azetidine-2-carboxylate is due to the low amino acid specificity of cytosolic prolyl-tRNA synthetase.  |  Lee, J., et al. 2016. Plant J. 88: 236-246. PMID: 27332880
  12. Mutant cell lines resistant to azetidine-2-carboxylic acid: alterations in the synthesis of proline from glutamic acid.  |  Lodato, RF., et al. 1984. J Cell Physiol. 119: 137-43. PMID: 6142896
  13. Use of the L-proline analog, L-azetidine-2-carboxylic acid (LACA) to analyse embryonic growth and determination and expression of the chondrogenic phenotype in vivo and in vitro.  |  Hall, BK. 1978. Anat Rec. 190: 243-55. PMID: 629405

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Azetidine-2-carboxylic acid, 250 mg

sc-278714
250 mg
$87.00