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Malotilate

Alias: NKK 105; CL-1500; Malotilate
Cat No.:V24961 Purity: ≥98%
Malotilate (NKK 105) is an orally bioactive hepatotropic agent and an antifibrotic substance that selectively inhibits 5-lipoxygenase (5-LOX) (IC50=4.7 μM).
Malotilate
Malotilate Chemical Structure CAS No.: 59937-28-9
Product category: New1
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
100mg
250mg
500mg
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Product Description
Malotilate (NKK 105) is an orally bioactive hepatotropic agent and an antifibrotic substance that selectively inhibits 5-lipoxygenase (5-LOX) (IC50=4.7 μM). Malotilate prevents the development of hepatocellular damage in alcohol-pyrazole hepatitis by reducing hepatic acetaldehyde levels and preventing transferrin from being retained in hepatocytes.
Malotilate is a hepatoprotective agent that has been reported to be effective in the treatment of cirrhosis, chronic hepatitis, and similar liver disorders. It appears to improve hepatic function by increasing blood and bile flow and improving protein synthesis. It also possesses antifibrotic and hepatoprotective properties in several animal models. It is a small molecule with a molecular formula of C12H16O4S2 and a molecular weight of 288.38 g/mol. Malotilate is a research compound primarily used for studying liver disease.
Biological Activity I Assay Protocols (From Reference)
Targets
The exact molecular target of Malotilate is not clearly defined in the provided literature. It is described as an agent with antifibrotic and hepatoprotective properties. Its mechanism of action appears to involve improving hepatic function by increasing blood and bile flow and enhancing protein synthesis. It has been shown to increase collagenase activity in a concentration-dependent manner in multilayered cultures, suggesting a role in modulating the extracellular matrix, which is a key aspect of fibrosis.
ln Vitro
Malotiate has the ability to decrease fibroblasts' in vitro cell migratory activity and collagen production [3]. Malotiate is an antifibrotic agent that concurrently promotes the 12- and 15-lipoxygenase pathways while selectively inhibiting 5-lipoxygenase. It has been demonstrated that malotiate protects against acute experimental liver damage brought on by a number of hepatotoxic substances, such as thioacetamide, carbon tetrachloride, ethanol, bromobenzene, and chloroform.
In vitro, Malotilate has been studied in multilayer cultures. In these systems, it increases collagenase activity in a concentration-dependent manner at concentrations ranging from 0.1 to 100 µM, without affecting monolayer cells. This suggests that its effects on collagen degradation may be dependent on the three-dimensional structure of the tissue, which is more representative of the in vivo environment. This activity is a key aspect of its potential as an antifibrotic agent.
ln Vivo
Serum cholesterol levels quickly returned to normal after malotiate (100 mg/kg) was given orally to hypocholesterolemic rats once a day for three days [5].
In vivo, Malotilate has demonstrated antifibrotic and hepatoprotective properties in several animal models. It is used for the treatment of liver disease. By increasing blood and bile flow and improving protein synthesis, it aims to restore normal hepatic function. Its efficacy in models of cirrhosis and chronic hepatitis has been the basis for its investigation as a therapeutic agent for these conditions.
Enzyme Assay
In vitro enzyme/receptor binding studies for Malotilate are not detailed in the provided sources. However, its activity in increasing collagenase activity suggests that it may interact with the regulatory pathways controlling matrix metalloproteinase (MMP) expression or activity. Such studies would typically involve measuring the activity of specific enzymes in the presence of the compound. The provided information suggests that its effects on collagenase activity are a key part of its mechanism.
Cell Assay
In vitro cellular assays for Malotilate have been performed using multilayer cultures, which are more complex than standard monolayer cultures. In these assays, Malotilate increased collagenase activity in a concentration-dependent manner (0.1 to 100 µM). This is a key readout for its antifibrotic potential, as increased collagenase activity would lead to the degradation of excess collagen, a hallmark of fibrosis. The fact that it did not affect monolayer cells suggests a specific effect on the tissue architecture.
Animal Protocol
Animal/Disease Models: SLC-SD strain male rats (rats with liver damage caused by carbon tetrachloride) [5]
Doses: 100 mg/kg
Route of Administration: Po; one time/day for 3 days
Experimental Results: Rats given CCI4 Hepatic triglyceride secretion was inhibited to approximately 40% of the levels in control rats. This suppression of triglyceride secretion completely normalized after 3 days of administration of malotiate.
In vivo animal studies for Malotilate have been conducted in several animal models to demonstrate its antifibrotic and hepatoprotective properties. These studies typically involve inducing liver damage (e.g., via chemical toxins or surgical methods) in rodents and then administering Malotilate to assess its effects on liver function, fibrosis, and overall survival. The specific protocols and models are not detailed in the provided sources.
ADME/Pharmacokinetics
Pharmacokinetic properties of Malotilate are not detailed in the provided sources. It has a molecular weight of 288.38 g/mol and a molecular formula of C12H16O4S2. It is a small, lipophilic molecule. Its physical state is a solid. For research purposes, it is typically stored as a powder.
Toxicity/Toxicokinetics
Malotilate is generally considered to be an agent with hepatoprotective properties. The compound is for research purposes only. While it has been studied for the treatment of liver disease, its safety and toxicity profiles would have been evaluated in preclinical and clinical studies. However, specific toxicity data are not provided in the available sources.
References

[1]. Effects of malotilate on alcoholic liver injury in rats. Alcohol Clin Exp Res. 1988;12(5):665-670.

[2]. Vermeer MA, Wilson JH, Zijlstra FJ, Vincent JE. Differential effects of malotilate on 5-, 12- and 15-lipoxygenase in human ascites cells. Agents Actions. 1989;26(1-2):252-253.

[3]. Malotilate reduces collagen synthesis and cell migration activity of fibroblasts in vitro. Biochem Pharmacol. 1987;36(22):3957-3963.

[4]. Differential effects of malotilate on 5-, 12- and 15-lipoxygenase in human ascites cells. Eur J Pharmacol. 1989;159(3):291-295.

[5]. Action of malotilate on reduced serum cholesterol level in rats with carbon tetrachloride-induced liver damage. Jpn J Pharmacol. 1985;38(4):391-401.

Additional Infomation
Malotilate is an isopropyl ester.
Malotilate is a hepatoprotective agent with antifibrotic properties. Its CAS number is 59937-28-9. It is also known by the name NKK105 and has the IUPAC name 1,3-Dithiol-2-ylidenepropanedioic acid bis(1-methylethyl) ester. It has been investigated for the treatment of cirrhosis and chronic hepatitis. It is not an approved drug in many jurisdictions and is primarily a research compound.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C12H16O4S2
Molecular Weight
288.376
Exact Mass
288.049
CAS #
59937-28-9
PubChem CID
4006
Appearance
Light yellow to yellow solid powder
Density
1.3±0.1 g/cm3
Boiling Point
321.5±42.0 °C at 760 mmHg
Flash Point
138.7±15.9 °C
Vapour Pressure
0.0±0.7 mmHg at 25°C
Index of Refraction
1.562
LogP
3.83
Hydrogen Bond Donor Count
0
Hydrogen Bond Acceptor Count
6
Rotatable Bond Count
6
Heavy Atom Count
18
Complexity
363
Defined Atom Stereocenter Count
0
InChi Key
YPIQVCUJEKAZCP-UHFFFAOYSA-N
InChi Code
InChI=1S/C12H16O4S2/c1-7(2)15-10(13)9(11(14)16-8(3)4)12-17-5-6-18-12/h5-8H,1-4H3
Chemical Name
dipropan-2-yl 2-(1,3-dithiol-2-ylidene)propanedioate
Synonyms
NKK 105; CL-1500; Malotilate
HS Tariff Code
2934.99.9001
Storage

Powder      -20°C    3 years

                     4°C     2 years

In solvent   -80°C    6 months

                  -20°C    1 month

Shipping Condition
Room temperature (This product is stable at ambient temperature for a few days during ordinary shipping and time spent in Customs)
Solubility Data
Solubility (In Vitro)
DMSO : ≥ 100 mg/mL (~346.76 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (8.67 mM) (saturation unknown) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 400 μL PEG300 and mix evenly; then add 50 μL Tween-80 to the above solution and mix evenly; then add 450 μL normal saline to adjust the volume to 1 mL.
Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH₂ O to obtain a clear solution.

Solubility in Formulation 2: ≥ 2.5 mg/mL (8.67 mM) (saturation unknown) in 10% DMSO + 90% (20% SBE-β-CD in Saline) (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 900 μL of 20% SBE-β-CD physiological saline solution and mix evenly.
Preparation of 20% SBE-β-CD in Saline (4°C,1 week): Dissolve 2 g SBE-β-CD in 10 mL saline to obtain a clear solution.

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Solubility in Formulation 3: ≥ 2.5 mg/mL (8.67 mM) (saturation unknown) in 10% DMSO + 90% Corn Oil (add these co-solvents sequentially from left to right, and one by one), clear solution.
For example, if 1 mL of working solution is to be prepared, you can add 100 μL of 25.0 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.


 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 3.4676 mL 17.3382 mL 34.6765 mL
5 mM 0.6935 mL 3.4676 mL 6.9353 mL
10 mM 0.3468 mL 1.7338 mL 3.4676 mL

*Note: Please select an appropriate solvent for the preparation of stock solution based on your experiment needs. For most products, DMSO can be used for preparing stock solutions (e.g. 5 mM, 10 mM, or 20 mM concentration); some products with high aqueous solubility may be dissolved in water directly. Solubility information is available at the above Solubility Data section. Once the stock solution is prepared, aliquot it to routine usage volumes and store at -20°C or -80°C. Avoid repeated freeze and thaw cycles.

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What is the mass of compound required to make a 10 mM stock solution in 5 ml of DMSO given that the molecular weight of the compound is 350.26 g/mol?
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What volume of a given 10 mM stock solution is required to make 25 ml of a 25 μM solution?
Using the equation C1V1 = C2V2, where C1=10 mM, C2=25 μM, V2=25 ml and V1 is the unknown:
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  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

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Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
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In vivo Formulation Calculator (Clear solution)
Step 1: Enter information below (Recommended: An additional animal to make allowance for loss during the experiment)
Step 2: Enter in vivo formulation (This is only a calculator, not the exact formulation for a specific product. Please contact us first if there is no in vivo formulation in the solubility section.)
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Calculation results

Working concentration mg/mL;

Method for preparing DMSO stock solution mg drug pre-dissolved in μL DMSO (stock solution 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 stock solution, next add μL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH2O,mix and clarify.

(1) Please be sure that the solution is clear before the addition of next solvent. Dissolution methods like vortex, ultrasound or warming and heat may be used to aid dissolving.
             (2) Be sure to add the solvent(s) in order.

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