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SR 146131

Katalog-Nr.GC31613

SR 146131 ist ein potenter, oral verfÜgbarer und selektiver Nicht-Peptid (Cholecystokinin 1)-Rezeptoragonist.

Products are for research use only. Not for human use. We do not sell to patients.

SR 146131 Chemische Struktur

Cas No.: 221671-61-0

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Sample solution is provided at 25 µL, 10mM.

Description of SR 146131

SR 146131 is a potent, orally available, and selective nonpeptide (cholecystokinin 1) receptor agonist.

SR 146131 inhibits in the binding of [125I]-BH-CCK-8S to CCK1sites on 3T3-hCCK1 cell membranes with an IC50 value of 0.56 ± 0.10 nM. At much higher concentrations, SR 146131 also inhibits the binding of radiolabeled CCK to CCK2sites in CHO-hCCK2 membranes with an IC50 of 162 ± 27 nM. SR 146131 is a potent CCK1 agonist on several intracellular events linked to CCK1 receptor activation in various cell types: on [Ca2+]i release and IP1 formation, SR 146131 appears as a full CCK1 receptor agonist in the 3T3-hCCK1 cells, but a partial CCK1receptor agonist on MAPK activation and early gene expression in this cell line. SR 146131 also acts as a partial agonist in the two neuroblastoma cell lines[1].

SR 146131 completely inhibits gastric and gallbladder emptying in mice (ED50 of 66 and 2.7 μg/kg p.o., respectively). SR 146131 dose dependently reduces food intake in fasted rats (from 0.1 mg/kg p.o.), in nonfasted rats in which food intake has been highly stimulated by the administration of neuropeptide Y (1-36) (from 0.3 mg/kg p.o.), in fasted gerbils (from 0.1 mg/kg p.o.), and in marmosets maintained on a restricted diet (from 3 mg/kg p.o.). SR 146131 (10 mg/kg p.o.) also increases the number of Fos-positive cells in the hypothalamic paraventricular nucleus of rats. Locomotor activity of mice is reduced by orally administered SR 146131 (from 0.3 mg/kg p.o.)[1].

[1]. Bignon E, et al. SR146131: a new potent, orally active, and selective nonpeptide cholecystokinin subtype 1 receptor agonist. I. In vitro studies. J Pharmacol Exp Ther. 1999 May;289(2):742-51. [2]. Bignon E, et al. SR146131: a new potent, orally active, and selective nonpeptide cholecystokinin subtype 1 receptor agonist. II. In vivo pharmacological characterization. J Pharmacol Exp Ther. 1999 May;289(2):752-61.

Protocol of SR 146131

Cell experiment:

3T3-hCCK1 cells grown to subconfluence in 6-well cluster plates are washed with fresh medium. Twenty-four hours later, the cells are stimulated for 15 min with various concentrations of CCK-8S or SR 146131[1].

Animal experiment:

Rats[1]Male Sprague-Dawley rats are fasted for 18 h, and allowed access to food for only 6 h between 10 AM and 4 PM each day. Water is available ad libitum. At the end of this adaptation phase, rats are administered SR 146131 (0.03-3 mg/kg p.o.). One hour after SR 146131 administration, a weighed amount of food is introduced into the cage, and food intake is measured 1, 3, 6, and 23 h after SR 146131 administration[1].Mice[1] SR 146131 (0.01-1 pg) is solubilized in DMSO (1 mg/mL), diluted to the required concentrations with water, and injected (in 1 μL) into one striatum in awake, hand-restrained female CD1 mice (25-30 g). After injection, the animals are placed individually in Plexiglas cages (10 × 10 × 15 cm). Turning behavior in mice is monitored[1].

References:

[1]. Bignon E, et al. SR146131: a new potent, orally active, and selective nonpeptide cholecystokinin subtype 1 receptor agonist. I. In vitro studies. J Pharmacol Exp Ther. 1999 May;289(2):742-51.
[2]. Bignon E, et al. SR146131: a new potent, orally active, and selective nonpeptide cholecystokinin subtype 1 receptor agonist. II. In vivo pharmacological characterization. J Pharmacol Exp Ther. 1999 May;289(2):752-61.

Chemical Properties of SR 146131

Cas No. 221671-61-0 SDF
Canonical SMILES O=C(O)CN1C(C(NC2=NC(C3=CC(OC)=C(Cl)C=C3OC)=C(CCC4CCCCC4)S2)=O)=CC5=C1C(C)=CC(C)=C5
Formula C32H36ClN3O5S M.Wt 610.16
Löslichkeit DMSO : 250 mg/mL (409.73 mM; Need ultrasonic) Storage Store at -20°C
General tips Please select the appropriate solvent to prepare the stock solution according to the solubility of the product in different solvents; once the solution is prepared, please store it in separate packages to avoid product failure caused by repeated freezing and thawing.Storage method and period of the stock solution: When stored at -80°C, please use it within 6 months; when stored at -20°C, please use it within 1 month.
To increase solubility, heat the tube to 37°C and then oscillate in an ultrasonic bath for some time.
Shipping Condition Evaluation sample solution: shipped with blue ice. All other sizes available: with RT, or with Blue Ice upon request.

Complete Stock Solution Preparation Table of SR 146131

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1 mg 5 mg 10 mg
1 mM 1.6389 mL 8.1946 mL 16.3891 mL
5 mM 0.3278 mL 1.6389 mL 3.2778 mL
10 mM 0.1639 mL 0.8195 mL 1.6389 mL
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