MedKoo Cat#: 574338 | Name: BRL-52537 hydrochloride
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Description:

WARNING: This product is for research use only, not for human or veterinary use.

BRL-52537 hydrochloride is a potent and highly selective κ-opioid agonist. It has neuroprotective effects in animal studies, and is used for research into potential treatments for stroke and heart attack as well as more general brain research.

Chemical Structure

BRL-52537 hydrochloride
BRL-52537 hydrochloride
CAS#112282-24-3

Theoretical Analysis

MedKoo Cat#: 574338

Name: BRL-52537 hydrochloride

CAS#: 112282-24-3

Chemical Formula: C18H25Cl3N2O

Exact Mass: 0.0000

Molecular Weight: 391.76

Elemental Analysis: C, 55.19; H, 6.43; Cl, 27.15; N, 7.15; O, 4.08

Price and Availability

Size Price Availability Quantity
10mg USD 385.00 2 Weeks
50mg USD 1,250.00 2 Weeks
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Related CAS #
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Synonym
BRL-52537 hydrochloride; BRL-52537 HCl; BRL 52537 HCl; BRL52537 HCl
IUPAC/Chemical Name
2-(3,4-Dichlorophenyl)-1-[2-(1-pyrrolidinylmethyl)-1-piperidinyl]ethanone hydrochloride
InChi Key
NGVLSOWJSUUYDE-UHFFFAOYSA-N
InChi Code
InChI=1S/C18H24Cl2N2O.ClH/c19-16-7-6-14(11-17(16)20)12-18(23)22-10-2-1-5-15(22)13-21-8-3-4-9-21;/h6-7,11,15H,1-5,8-10,12-13H2;1H
SMILES Code
ClC1=CC=C(CC(N2C(CN3CCCC3)CCCC2)=O)C=C1Cl.[H]Cl
Appearance
Solid powder
Purity
>98% (or refer to the Certificate of Analysis)
Shipping Condition
Shipped under ambient temperature as non-hazardous chemical. This product is stable enough for a few weeks during ordinary shipping and time spent in Customs.
Storage Condition
Dry, dark and at 0 - 4 C for short term (days to weeks) or -20 C for long term (months to years).
Solubility
Soluble in DMSO
Shelf Life
>3 years if stored properly
Drug Formulation
This drug may be formulated in DMSO
Stock Solution Storage
0 - 4 C for short term (days to weeks), or -20 C for long term (months).
HS Tariff Code
2934.99.9001
More Info
Product Data
Biological target:
Potent and selective κ agonist.
In vitro activity:
TBD
In vivo activity:
Adult male Sprague-Dawley rats were randomly assigned into sham (group A), I/R (group B), BRL52537 (KOR agonist) + I/R (group C), nor-BNI (nor-binaltorphimine, KOR antagonist) + I/R (group D), AG490 (STAT3 phosphorylation inhibitor) + I/R (group E), dimethyl sulfoxide (DMSO, vehicle of AG490) + I/R (group F), and BRL52537 + AG490 +I/R (group G) groups. Cerebral I/R injury was induced by 10 min exposure to global ischemia (4-VO). Results showed that BRL52537 protects against I/R injury-induced brain damage and inhibits neuronal apoptosis to a significant extent. Additionally, BRL52537 promoted up-regulation of p-STAT3 and a marked decrease in caspase-3 expression. Reference: Neurochem Res. 2013 Nov;38(11):2305-12. https://pubmed.ncbi.nlm.nih.gov/23996400/
Solvent mg/mL mM
Solubility
Water 2.0 5.00
Note: There can be variations in solubility for the same chemical from different vendors or different batches from the same vendor. The following factors can affect the solubility of the same chemical: solvent used for crystallization, residual solvent content, polymorphism, salt versus free form, degree of hydration, solvent temperature. Please use the solubility data as a reference only. Warming and sonication will facilitate dissolving. Still have questions? Please contact our Technical Support scientists.

Preparing Stock Solutions

The following data is based on the product molecular weight 391.76 Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.

Recalculate based on batch purity %
Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.15 mL 5.76 mL 11.51 mL
5 mM 0.23 mL 1.15 mL 2.3 mL
10 mM 0.12 mL 0.58 mL 1.15 mL
50 mM 0.02 mL 0.12 mL 0.23 mL
Formulation protocol:
1. Fang S, Xu H, Lu J, Zhu Y, Jiang H. Neuroprotection by the kappa-opioid receptor agonist, BRL52537, is mediated via up-regulating phosphorylated signal transducer and activator of transcription-3 in cerebral ischemia/reperfusion injury in rats. Neurochem Res. 2013 Nov;38(11):2305-12. doi: 10.1007/s11064-013-1139-4. Epub 2013 Aug 31. PMID: 23996400. 2. Zeynalov E, Nemoto M, Hurn PD, Koehler RC, Bhardwaj A. Neuroprotective effect of selective kappa opioid receptor agonist is gender specific and linked to reduced neuronal nitric oxide. J Cereb Blood Flow Metab. 2006 Mar;26(3):414-20. doi: 10.1038/sj.jcbfm.9600196. PMID: 16049424.
In vitro protocol:
TBD
In vivo protocol:
1. Fang S, Xu H, Lu J, Zhu Y, Jiang H. Neuroprotection by the kappa-opioid receptor agonist, BRL52537, is mediated via up-regulating phosphorylated signal transducer and activator of transcription-3 in cerebral ischemia/reperfusion injury in rats. Neurochem Res. 2013 Nov;38(11):2305-12. doi: 10.1007/s11064-013-1139-4. Epub 2013 Aug 31. PMID: 23996400. 2. Zeynalov E, Nemoto M, Hurn PD, Koehler RC, Bhardwaj A. Neuroprotective effect of selective kappa opioid receptor agonist is gender specific and linked to reduced neuronal nitric oxide. J Cereb Blood Flow Metab. 2006 Mar;26(3):414-20. doi: 10.1038/sj.jcbfm.9600196. PMID: 16049424.