Liarozole (Synonyms: R 75251) |
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Catalog No.GC61971
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Liarozole (R75251; R85246) is an imidazole derivative and orally active retinoic acid (RA) metabolism-blocking agent (RAMBA).
Products are for research use only. Not for human use. We do not sell to patients.
Cas No.: 115575-11-6
Sample solution is provided at 25 µL, 10mM.
Liarozole (R75251; R85246) is an imidazole derivative and a retinoic acid (RA) metabolism-blocking agent (RAMBA). Liarozole inhibits the cytochrome P450 (CYP26)-dependent 4-hydroxylation of retinoic acid (IC50=7 μM), resulting in increased tissue levels of retinoic acid. Liarozole shows antitumoral properties[1][2][3].
Liarozole (0.01~10 μM; 9 days; MCF-7 cells) inhibits cells proliferation[3].Liarozole (1 μM; 4 days; mesenchymal cells) completely inhibits chondrogenesis[4].
Liarozole (5-20 mg/kg; p.o.; once daily for 3 days) reverses the vaginal keratosis caused by estrogen stimulation[5].Liarozole (40 mg/kg; guvage; 21 days) reduces tumor burden substantially[6].
[1]. Kuijpers AL, et al. The effects of oral liarozole on epidermal proliferation and differentiation in severe plaque psoriasis are comparable with those of acitretin. Br J Dermatol. 1998;139(3):380-389.
[2]. Lucker GP, et al. Oral treatment of ichthyosis by the cytochrome P-450 inhibitor liarozole. Br J Dermatol. 1997;136(1):71-75.
[3]. Wouters W, et al. Effects of liarozole, a new antitumoral compound, on retinoic acid-induced inhibition of cell growth and on retinoic acid metabolism in MCF-7 human breast cancer cells. Cancer Res. 1992;52(10):2841-2846.
[4]. Pignatello MA, et al. Liarozole markedly increases all trans-retinoic acid toxicity in mouse limb bud cell cultures: a model to explain the potency of the aromatic retinoid (E)-4-[2-(5,6,7,8-tetrahydro-5,5,8,8-tetramethyl-2-naphthylenyl)-1-propenyl] benzoic acid. Toxicol Appl Pharmacol. 2002; 178(3):186-194.
[5]. Van Wauwe J, et al. Liarozole, an inhibitor of retinoic acid metabolism, exerts retinoid-mimetic effects in vivo. J Pharmacol Exp Ther. 1992;261(2):773-779.
[6]. Stearns ME, et al. Liarozole and 13-cis-retinoic acid anti-prostatic tumor activity [published correction appears in Cancer Res 1993 Dec 1;53(23):5831]. Cancer Res. 1993;53(13):3073-3077.
| Cas No. | 115575-11-6 | SDF | |
| Synonyms | R 75251 | ||
| Canonical SMILES | ClC1=CC(C(C2=CC=C3N=CNC3=C2)N4C=CN=C4)=CC=C1 | ||
| Formula | C17H13ClN4 | M.Wt | 308.76 |
| Solubility | >20mg/ml in DMSO | Storage | 4°C, protect from light |
| 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. |
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| Shipping Condition | Evaluation sample solution: shipped with blue ice. All other sizes available: with RT, or with Blue Ice upon request. | ||
| Prepare stock solution | |||
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1 mg | 5 mg | 10 mg |
| 1 mM | 3.2388 mL | 16.1938 mL | 32.3876 mL |
| 5 mM | 647.8 μL | 3.2388 mL | 6.4775 mL |
| 10 mM | 323.9 μL | 1.6194 mL | 3.2388 mL |
Step 1: Enter information below (Recommended: An additional animal making an allowance for loss during the experiment)
Step 2: Enter the in vivo formulation (This is only the calculator, not formulation. Please contact us first if there is no in vivo formulation at the solubility Section.)
Calculation results:
Working concentration: mg/ml;
Method for preparing DMSO master liquid: mg drug pre-dissolved in μL DMSO ( Master liquid concentration mg/mL, Please contact us first if the concentration exceeds the DMSO solubility of the batch of drug. )
Method for preparing in vivo formulation: Take μL DMSO master liquid, next addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL saline, mix and clarify.
Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.
Note: 1. Please make sure the liquid is clear before adding the next solvent.
2. Be sure to add the solvent(s) in order. You must ensure that the solution obtained, in the previous addition, is a clear solution before proceeding to add the next solvent. Physical methods such as vortex, ultrasound or hot water bath can be used to aid dissolving.
3. All of the above co-solvents are available for purchase on the GlpBio website.
Quality Control & SDS
- View current batch:
- Purity: >98.50% Appearance: A solid
- COA (Certificate of Analysis)
- SDS (Safety Data Sheet)
- Datasheet
Average Rating: 5 (Based on Reviews and 19 reference(s) in Google Scholar.)















