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LPA2-IN-1

Alias: LPA2-IN-1 LPA2 antagonist 1
Cat No.:V25187 Purity: ≥98%
LPA2 antagonist 1 is an antagonist of LPA2 with IC50 of 17 nM.
LPA2-IN-1
LPA2-IN-1 Chemical Structure CAS No.: 1017606-66-4
Product category: New1
This product is for research use only, not for human use. We do not sell to patients.
Size Price Stock Qty
5mg
10mg
25mg
50mg
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Product Description
LPA2 antagonist 1 is an antagonist of LPA2 with IC50 of 17 nM.
LPA2-IN-1, also known as LPA2 antagonist 1, is a potent and selective antagonist of the lysophosphatidic acid receptor 2 (LPA2). It has an IC50 of 17 nM for inhibiting LPA2-mediated Erk activation. This compound is a research tool used to study the role of LPA2 signaling in cancer and other diseases. It is selective for LPA2 over LPA1 and LPA3 (IC50s > 50 μM).
Biological Activity I Assay Protocols (From Reference)
Targets
LPA2-IN-1 specifically targets the lysophosphatidic acid receptor 2 (LPA2), a G protein-coupled receptor that is activated by the lipid signaling molecule lysophosphatidic acid (LPA). It acts as a potent and selective antagonist, blocking the activation of LPA2 by its ligand. This inhibition prevents downstream signaling, including the phosphorylation of Erk and the proliferation of cancer cells.
ln Vitro
The concentration-dependent inhibition of LPA-induced Erk phosphorylation is exhibited by LPA2 antagonist 1. In a dose-dependent way, LPA2 antagonist 1 prevents HCT-116 colon cancer cells from proliferating when exposed to LPA [1].
In vitro, LPA2-IN-1 demonstrates potent antagonist activity at the LPA2 receptor. It inhibits LPA-induced Erk phosphorylation in a concentration-dependent manner. It also inhibits HCT-116 colon cancer cell proliferation caused by LPA in a dose-dependent manner. Its IC50 for inhibiting LPA2-mediated Erk activation is 17 nM. This confirms its role as a potent and selective LPA2 antagonist.
ln Vivo
In vivo, LPA2-IN-1 is used in research to study the role of LPA2 signaling. While specific in vivo efficacy data are not detailed in the provided sources, its mechanism of inhibiting LPA2-mediated signaling supports its potential for studying diseases where LPA2 is implicated, such as cancer. It is a valuable tool for validating LPA2 as a therapeutic target.
Enzyme Assay
In vitro enzyme/receptor binding studies for LPA2-IN-1 are not typical, as it is a receptor antagonist. Its activity is assessed in cell-based functional assays rather than direct binding to a purified enzyme. The compound's potency is determined by measuring its ability to inhibit LPA2-mediated signaling, such as Erk phosphorylation, in cells expressing the receptor. This confirms its antagonist activity at the receptor level.
Cell Assay
In vitro cellular assays for LPA2-IN-1 are the primary method for evaluating its activity. In these experiments, cells expressing LPA2, such as HCT-116 colon cancer cells, are treated with the compound and then stimulated with LPA. The inhibition of downstream signaling, such as Erk phosphorylation, is measured by Western blotting. Additionally, the compound's ability to inhibit LPA-induced cell proliferation is assessed.
Animal Protocol
In vivo animal studies for LPA2-IN-1 are not extensively documented in the provided sources. As a research tool for studying LPA2 biology, it would be used in animal models of cancer or other diseases where LPA2 signaling is implicated. Such studies would involve administering the compound and measuring relevant endpoints like tumor growth or inflammation.
ADME/Pharmacokinetics
Pharmacokinetic properties of LPA2-IN-1 are indicated by its molecular weight of 500.46 g/mol and a molecular formula of C₂₀H₂₃Cl₂N₅O₂S₂. It is a solid powder. Its solubility is not detailed in the provided sources. For storage, it is typically kept at -20°C to maintain stability. These properties are important for its use in laboratory studies.
Toxicity/Toxicokinetics
Toxicological data for LPA2-IN-1 are limited, as it is a research compound. Its primary value is as a tool for studying LPA2 signaling. While specific toxicity profiles are not detailed, its mechanism of blocking a GPCR could have significant biological effects. Comprehensive safety studies are not available in the public domain.
References

[1]. Discovery of potent LPA2 (EDG4) antagonists as potential anticancer agents. Bioorg Med Chem Lett. 2008 Feb 1;18(3):1037-41.

Additional Infomation
LPA2-IN-1 is a research-use-only compound that acts as a potent and selective LPA2 antagonist. Its CAS number is 1017606-66-4. It is also known as LPA2 antagonist 1. This compound is a valuable tool for researchers studying the role of LPA2 in cancer and other diseases. It is not an approved drug.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C20H23CL2N5O2S2
Molecular Weight
500.457
Exact Mass
499.067
CAS #
1017606-66-4
PubChem CID
24882686
Appearance
White to off-white solid powder
Density
1.5±0.1 g/cm3
Boiling Point
684.6±65.0 °C at 760 mmHg
Flash Point
367.8±34.3 °C
Vapour Pressure
0.0±2.1 mmHg at 25°C
Index of Refraction
1.663
LogP
6.48
Hydrogen Bond Donor Count
1
Hydrogen Bond Acceptor Count
8
Rotatable Bond Count
6
Heavy Atom Count
31
Complexity
704
Defined Atom Stereocenter Count
1
SMILES
CC1=CSC2=C1N=CN=C2N[C@@H](C)CN3CCN(CC3)S(=O)(=O)C4=CC(=C(C=C4)Cl)Cl
InChi Key
BPRNMVDTWIHULJ-AWEZNQCLSA-N
InChi Code
InChI=1S/C20H23Cl2N5O2S2/c1-13-11-30-19-18(13)23-12-24-20(19)25-14(2)10-26-5-7-27(8-6-26)31(28,29)15-3-4-16(21)17(22)9-15/h3-4,9,11-12,14H,5-8,10H2,1-2H3,(H,23,24,25)/t14-/m0/s1
Chemical Name
N-[(2S)-1-[4-(3,4-dichlorophenyl)sulfonylpiperazin-1-yl]propan-2-yl]-7-methylthieno[3,2-d]pyrimidin-4-amine
Synonyms
LPA2-IN-1 LPA2 antagonist 1
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)
DMF :≥ 100 mg/mL (~199.82 mM)
DMSO : ≥ 100 mg/mL (~199.82 mM)
Solubility (In Vivo)
Solubility in Formulation 1: 2.5 mg/mL (5.00 mM) in 10% DMSO + 40% PEG300 + 5% Tween80 + 45% Saline (add these co-solvents sequentially from left to right, and one by one), suspension solution; with sonication.
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 (5.00 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 1.9982 mL 9.9908 mL 19.9816 mL
5 mM 0.3996 mL 1.9982 mL 3.9963 mL
10 mM 0.1998 mL 0.9991 mL 1.9982 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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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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