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Mibefradil dihydrochloride (Synonyms: Posicor, Ro 405967)

Catalog No.GC10218 Copy One-Click Copy Product Info

Mibefradil dihydrochloride is a calcium channel antagonist which can block both T-type and L-type calcium channels and the IC50 of Mibefradil dihydrochloride for T-type and L-type calcium current are 0.7μM and 2μM, respectively.

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Mibefradil dihydrochloride Chemical Structure

Cas No.: 116666-63-8

Size Price Stock Qty
10mM (in 1mL Water)
$95.00
In stock
5mg
$76.00
In stock
10mg
$128.00
In stock
50mg
$559.00
In stock

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Sample solution is provided at 25 µL, 10mM.



Description of Mibefradil dihydrochloride

Mibefradil dihydrochloride is a calcium channel antagonist which can block both T-type and L-type calcium channels and the IC50 of Mibefradil dihydrochloride for T-type and L-type calcium current are 0.7μM and 2μM, respectively [1, 2]. Mibefradil dihydrochloride is clinically used to treat hypertension, chronic stable angina pectoris [1] and ovarian, pancreas, glioblastoma multiforme tumors [3].

Mibefradil dihydrochloride (100μM) significantly inhibited thapsigargin-induced endoplasmic reticulum Ca2+ release in EA.hy926 cells and HK-2 cells; Mibefradil dihydrochloride (100μM; 24h) significantly inhibited the proliferation of HK-2 and EA.hy926 cells [4]. Mibefradil dihydrochloride (5μM; 30h) decreased myoblast fusion [2]. Mibefradil dihydrochloride (0~10μM; 48h) suppressed the cell viability of both MOLT-4 and Jurkat in a dose-dependent manner; Mibefradil dihydrochloride (0, 5,10μM; 48h) enhanced the percentage of MOLT-4 cells in the G0/G1 and sub-G1 phase and reduced that in the S phase [3].

Mibefradil dihydrochloride (15mg/kg; 3d; b.i.d.; i.p.) caused a profound reduction of fasting blood glucose in male db/db mice[5]. Mibefradil dihydrochloride (20, 40mg/kg; i.p.) decreased the productions of TNF-α and IL-6 in bronchoalveolar lavage fluid (BALF) of male BALB/c mice stimulated by lipopolysaccharide (LPS) [6]. Mibefradil dihydrochloride (20mg/kg; 6months; p.o.) reduced the glomerulosclerosis and tubulointerstitial injury of Sprague-Dawley rats which were induced diabetes by strepozotocin [7].

References:
[1] Abernethy D R. Pharmacologic and pharmacokinetic profile of Mibefradil dihydrochloride, a T- and L-type calcium channel antagonist [J]. The American journal of cardiology, 1997, 80(4b): 4c-11c.
[2] Liu J H, Bijlenga P, Occhiodoro T, et al. Mibefradil dihydrochloride (Ro 40-5967) inhibits several Ca2+ and K+ currents in human fusion-competent myoblasts [J]. British journal of pharmacology, 1999, 126(1): 245-250.
[3] Huang W, Lu C, Wu Y, et al. T-type calcium channel antagonists, Mibefradil dihydrochloride and NNC-55-0396 inhibit cell proliferation and induce cell apoptosis in leukemia cell lines [J]. Journal of experimental & clinical cancer research, 2015, 34(1): 54.
[4] Li P, Rubaiy H N, Chen G L, et al. Mibefradil dihydrochloride, a T-type Ca2+ channel blocker also blocks Orai channels by action at the extracellular surface [J]. British journal of pharmacology, 2019, 176(19): 3845-3856.
[5] Lu Y, Long M, Zhou S, et al. Mibefradil dihydrochloride reduces blood glucose concentration in db/db mice [J]. Clinics (Sao Paulo, Brazil), 2014, 69(1): 61-67.
[6] Wan L, Wu W, Jiang S, et al. Mibefradil dihydrochloride and flunarizine, two T-type calcium channel inhibitors, protect mice against lipopolysaccharide-induced acute lung injury [J]. Mediators of inflammation, 2020, 2020: 3691701.
[7] Ma G, Allen T J, Cooper M E, et al. Calcium channel blockers, either amlodipine or Mibefradil dihydrochloride, ameliorate renal injury in experimental diabetes [J]. Kidney international, 2004, 66(3): 1090-1098.

Protocol of Mibefradil dihydrochloride

Cell experiment [1]:

Cell lines

MOLT-4 cells

Preparation Method

MOLT-4 cells were treated with 10μΜ Mibefradil dihydrochloride for various time-points from 0 to 24h. Membranes were probed with a phosphospecific Ab to detect activated ERK1/2.

Reaction Conditions

10μM; 0, 0.5, 1, 2, 4, 8, 24h

Applications

Mibefradil dihydrochloride decreased phosphorylated ERK1/2.

Animal experiment [2]:

Animal models

Male BALB/c mice

Preparation Method

The mice were induced acute lung injury by exposure to lipopolysaccharide (LPS). Mibefradil dihydrochloride was injected 30min before LPS exposure, and the mice were sacrificed 6h after end of LPS exposure. The bronchoalveolar lavage fluid (BALF) of mice was collected to measure the levels of inflammatory cytokines.

Dosage form

20, 40mg/kg; i.g.

Applications

Mibefradil dihydrochloride decreased the productions of TNF-α and IL-6 in BALF.

References:
[1] Huang W, Lu C, Wu Y, et al. T-type calcium channel antagonists, Mibefradil dihydrochloride and NNC-55-0396 inhibit cell proliferation and induce cell apoptosis in leukemia cell lines [J]. Journal of experimental & clinical cancer research, 2015, 34(1): 54.
[2] Wan L, Wu W, Jiang S, et al. Mibefradil dihydrochloride and flunarizine, two T-type calcium channel inhibitors, protect mice against lipopolysaccharide-induced acute lung injury [J]. Mediators of inflammation, 2020, 2020: 3691701.

Chemical Properties of Mibefradil dihydrochloride

Cas No. 116666-63-8 SDF
Synonyms Posicor, Ro 405967
Chemical Name [(1S,2S)-2-[2-[3-(1H-benzimidazol-2-yl)propyl-methylamino]ethyl]-6-fluoro-1-propan-2-yl-3,4-dihydro-1H-naphthalen-2-yl] 2-methoxyacetate;dihydrochloride
Canonical SMILES CC(C)C1C2=C(CCC1(CCN(C)CCCC3=NC4=CC=CC=C4N3)OC(=O)COC)C=C(C=C2)F.Cl.Cl
Formula C29H40Cl2FN3O3 M.Wt 568.55
Solubility DMF: 16mg/ml, DMSO: 14mg/ml, Ethanol: 16mg/ml, Water: 50mg/ml 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 Mibefradil dihydrochloride

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1 mg 5 mg 10 mg
1 mM 1.7589 mL 8.7943 mL 17.5886 mL
5 mM 351.8 μL 1.7589 mL 3.5177 mL
10 mM 175.9 μL 879.4 μL 1.7589 mL
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