Date published: 2025-11-1

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Oxotremorine M (CAS 63939-65-1)

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Alternate Names:
Oxotremorine Methiodide; N,N,N,-Trimethyl-4-(2-oxo-1-pyrrolidinyl)-2-butyn-1-ammonium iodide
Application:
Oxotremorine M is a small molecule agonist of muscarinic receptors
CAS Number:
63939-65-1
Purity:
≥98%
Molecular Weight:
322.19
Molecular Formula:
C11H19IN2O
Supplemental Information:
This is classified as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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Oxotremorine M is a muscarinic receptor agonist that activates both M2 and M3 subtypes of muscarinic receptors. It is a potent cholinergic agonist that stimulates the parasympathetic nervous system by mimicking the action of acetylcholine. Oxotremorine M binds to muscarinic receptors in various tissues, including smooth muscle, cardiac muscle, and exocrine glands, leading to a range of physiological responses. Oxotremorine M is used to study the role of muscarinic receptors in different biological processes. It modulates neurotransmitter release and synaptic transmission, providing insights into the mechanisms of neuronal communication. Oxotremorine M is for investigating the function of muscarinic receptors and their role in various physiological and pathological conditions.


Oxotremorine M (CAS 63939-65-1) References

  1. Synthesis and functional characterization of novel derivatives related to oxotremorine and oxotremorine-M.  |  Dallanoce, C., et al. 1999. Bioorg Med Chem. 7: 1539-47. PMID: 10482446
  2. Heterogeneity of release-inhibiting muscarinic autoreceptors in heart atria and urinary bladder: a study with M(2)- and M(4)-receptor-deficient mice.  |  Zhou, H., et al. 2002. Naunyn Schmiedebergs Arch Pharmacol. 365: 112-22. PMID: 11819029
  3. New analogues of oxotremorine and oxotremorine-M: estimation of their in vitro affinity and efficacy at muscarinic receptor subtypes.  |  Barocelli, E., et al. 2000. Life Sci. 67: 717-23. PMID: 12659177
  4. Role of cholinergic receptors in locomotion induced by scopolamine and oxotremorine-M.  |  Chintoh, A., et al. 2003. Pharmacol Biochem Behav. 76: 53-61. PMID: 13679217
  5. M2, M3, and M4 receptor subtypes contribute to muscarinic potentiation of GABAergic inputs to spinal dorsal horn neurons.  |  Zhang, HM., et al. 2005. J Pharmacol Exp Ther. 313: 697-704. PMID: 15640398
  6. Relationship between membrane phosphatidylinositol-4,5-bisphosphate and receptor-mediated inhibition of native neuronal M channels.  |  Winks, JS., et al. 2005. J Neurosci. 25: 3400-13. PMID: 15800195
  7. Dynamic regulation of glycinergic input to spinal dorsal horn neurones by muscarinic receptor subtypes in rats.  |  Wang, XL., et al. 2006. J Physiol. 571: 403-13. PMID: 16410279
  8. Regulation of glutamate release from primary afferents and interneurons in the spinal cord by muscarinic receptor subtypes.  |  Zhang, HM., et al. 2007. J Neurophysiol. 97: 102-9. PMID: 17050831
  9. Impaired M3 and enhanced M2 muscarinic receptor contractile function in a streptozotocin model of mouse diabetic urinary bladder.  |  Pak, KJ., et al. 2010. Naunyn Schmiedebergs Arch Pharmacol. 381: 441-54. PMID: 20349044
  10. A novel muscarinic receptor-independent mechanism of KCNQ2/3 potassium channel blockade by Oxotremorine-M.  |  Zwart, R., et al. 2016. Eur J Pharmacol. 791: 221-228. PMID: 27590358
  11. Oxotremorine-M potentiates NMDA receptors by muscarinic receptor dependent and independent mechanisms.  |  Zwart, R., et al. 2018. Biochem Biophys Res Commun. 495: 481-486. PMID: 29127015
  12. Neuroprotective and Antioxidant Role of Oxotremorine-M, a Non-selective Muscarinic Acetylcholine Receptors Agonist, in a Cellular Model of Alzheimer Disease.  |  Nuzzo, D., et al. 2022. Cell Mol Neurobiol.. PMID: 36056992
  13. The binding of agonists to brain muscarinic receptors.  |  Birdsall, NJ., et al. 1978. Mol Pharmacol. 14: 723-36. PMID: 714021
  14. Oxotremorine-M activates single nicotinic acetylcholine receptor channels in cultured Xenopus myocytes.  |  Reitstetter, R., et al. 1994. Eur J Pharmacol. 264: 27-32. PMID: 7530203
  15. Functional properties of muscarinic receptor subtypes Hm1, Hm3 and Hm5 expressed in Sf9 cells using the baculovirus expression system.  |  Kukkonen, JP., et al. 1996. J Pharmacol Exp Ther. 279: 593-601. PMID: 8930161

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Oxotremorine M, 100 mg

sc-203656
100 mg
$148.00

What is the purity?

Asked by: chemicalsmg
Thank you for your question. Each lot of this chemical comes with a lot-specific Certificate Of Analysis which typically describes the percent purity as well as the method used to determine the purity. You may request a lot-specific Certificate Of Analysis on our website. Alternatively, please contact our Technical Service Department to inquire about the purity of our most recent lot. Please call us directly at (800) 457-3801 option 2, email scbt@scbt.com, or contact us by live chat.
Answered by: Tech Service 4
Date published: 2016-12-16
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Rated 5 out of 5 by from Worked well in our experimentWorked well in our experiment, no complaints.
Date published: 2015-09-02
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Oxotremorine M is rated 5.0 out of 5 by 1.
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