Date published: 2026-4-29

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Lavendustin B (CAS 125697-91-8)

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Alternate Names:
N,N-bis(2′-Hydroxybenzyl)-3-aminosalicylic acid
Application:
Lavendustin B is a tyrosine kinase inhibitor
CAS Number:
125697-91-8
Purity:
≥97%
Molecular Weight:
365.4
Molecular Formula:
C21H19NO5
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Lavendustin B is a weak tyrosine kinase inhibitor that has been used as a negative control for lavendustin A (sc-200539). Lavendustin A strongly inhibits epidermal growth factor receptor-associated tyrosine kinase, competes with ATP, and is noncompetitive with the peptide.


Lavendustin B (CAS 125697-91-8) References

  1. Excitatory synaptogenesis between identified Lymnaea neurons requires extrinsic trophic factors and is mediated by receptor tyrosine kinases.  |  Hamakawa, T., et al. 1999. J Neurosci. 19: 9306-12. PMID: 10531435
  2. Insulin inhibits voltage-dependent calcium influx into rod photoreceptors.  |  Stella, SL., et al. 2001. Neuroreport. 12: 947-51. PMID: 11303766
  3. Coupling of c-Src to large conductance voltage- and Ca2+-activated K+ channels as a new mechanism of agonist-induced vasoconstriction.  |  Alioua, A., et al. 2002. Proc Natl Acad Sci U S A. 99: 14560-5. PMID: 12391293
  4. Endogenous neurotrophins are required for the induction of GABAergic long-term potentiation in the neonatal rat hippocampus.  |  Gubellini, P., et al. 2005. J Neurosci. 25: 5796-802. PMID: 15958746
  5. Isolation of a novel tyrosine kinase inhibitor, lavendustin A, from Streptomyces griseolavendus.  |  Onoda, T., et al. 1989. J Nat Prod. 52: 1252-7. PMID: 2614420
  6. Computational and synthetic approaches for developing Lavendustin B derivatives as allosteric inhibitors of HIV-1 integrase.  |  Agharbaoui, FE., et al. 2016. Eur J Med Chem. 123: 673-683. PMID: 27517812
  7. Suppression of VEGF-induced angiogenesis by the protein tyrosine kinase inhibitor, lavendustin A.  |  Hu, DE. and Fan, TP. 1995. Br J Pharmacol. 114: 262-8. PMID: 7533611
  8. Tyrosine phosphorylation during synapse formation between identified leech neurons.  |  Catarsi, S., et al. 1995. J Physiol. 485 (Pt 3): 775-86. PMID: 7562616
  9. Chloride efflux during the progesterone-initiated human sperm acrosome reaction is inhibited by lavendustin A, a tyrosine kinase inhibitor.  |  Meizel, S. and Turner, KO. 1996. J Androl. 17: 327-30. PMID: 8889693
  10. Role of nitric oxide, prostaglandins and tyrosine kinase in vascular endothelial growth factor-induced increase in vascular permeability in mouse skin.  |  Fujii, E., et al. 1997. Naunyn Schmiedebergs Arch Pharmacol. 356: 475-80. PMID: 9349634
  11. Tyrosine kinase inhibitors block sperm-induced egg activation in Xenopus laevis.  |  Glahn, D., et al. 1999. Dev Biol. 205: 171-80. PMID: 9882505

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Lavendustin B, 1 mg

sc-200595
1 mg
$64.00

Lavendustin B, 5 mg

sc-200595A
5 mg
$249.00