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TL13-12

Alias: TL-1312; TL13-12; TL1312; TL13 12;
Cat No.:V3570 Purity: ≥98%
TL13-12 is novel, potent and selective PROTAC degrader of anaplastic lymphoma kinase (ALK) with potential anticancer activity.
TL13-12
TL13-12 Chemical Structure CAS No.: 2229037-04-9
Product category: Others 8
This product is for research use only, not for human use. We do not sell to patients.
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description
TL13-12 is novel, potent and selective PROTAC degrader of anaplastic lymphoma kinase (ALK) with potential anticancer activity. It degrades ALK with DC50 values of 10 and 180 nM in H3122 and Karpas 299 cells, respectively. It comprises the cereblon E3 ligase ligand Pomalidomide conjugated to an ALK inhibitor. TL13-12 is the first small molecule degraders that can induce anaplastic lymphoma kinase (ALK) degradation, including in non-small-cell lung cancer (NSCLC), anaplastic large-cell lymphoma (ALCL), and neuroblastoma (NB) cell lines. TL13-12 was developed through conjugation of known pyrimidine-based ALK inhibitors, TAE684 or LDK378, and the cereblon ligand pomalidomide. In some cell types, the degrader potency is compromised by expression of drug transporter ABCB1. In addition, proteomic profiling demonstrated that these compounds also promote the degradation of additional kinases including PTK2 (FAK), Aurora A, FER, and RPS6KA1 (RSK1).
TL13-12 (CAS# 2229037-04-9) is a potent and selective PROTAC degrader targeting anaplastic lymphoma kinase (ALK). It has a molecular formula of C45H53ClN10O10S and a molecular weight of 961.48. TL13-12 consists of the conjugation of the ALK inhibitor TAE684 and the cereblon E3 ligase ligand Pomalidomide. It is used in cancer research for the study of ALK-driven malignancies.
Biological Activity I Assay Protocols (From Reference)
Targets
DC50 for degrading ALK: 10 and 180 nM[1]
TL13-12 targets anaplastic lymphoma kinase (ALK) for degradation via the ubiquitin-proteasome pathway. It inhibits ALK activity with an IC50 of 0.69 nM. In addition to ALK, TL13-12 also prompts the degradation of additional kinases including Aurora A (IC50 = 13.5 nM), FER (IC50 = 5.74 nM), PTK2 (IC50 = 18.4 nM), and RPS6KA1 (IC50 = 65 nM).
ln Vitro
ALK can be selectively degraded by TL13-12 (0-200 nM; 16 hours), with DC50s of 10 nM and 180 nM in H3122 cell and Karpas 299, respectively[1]. In Kelly and CHLA20 cells, TL13-12 (0-160 nM; 16 hours) decreases the expression of the ALK and aurora A proteins in a dose-dependent manner[1]. In CHLA20 cells, TL13-12 (100 nM; 16 hours) dramatically suppresses Tariqudan-induced ALK and Aurora A protein expression[1].
TL13-12 is a potent ALK-PROTAC degrader with an IC50 of 0.69 nM for ALK inhibition. It degrades ALK in cells with DC50 values of 10 nM in H3122 cells and 180 nM in Karpas 299 cells. TL13-12 (0-200 nM; 16 hours) is selective for degradation of ALK. It also degrades ALK and Aurora A protein expression in a dose-dependent manner in Kelly and CHLA20 cells.
ln Vivo
Specific in vivo activity data for TL13-12 are not detailed in the available sources. As a potent and selective ALK-PROTAC degrader with demonstrated cellular activity, the compound is expected to have in vivo efficacy in ALK-driven tumor models. PROTAC degraders offer the potential for sustained target inhibition and improved therapeutic outcomes. Further in vivo studies are warranted to confirm its anti-tumor activity.
Enzyme Assay
The ALK binding and degradation assay for TL13-12 involves measuring the compound's ability to inhibit ALK kinase activity and induce ALK protein degradation. Kinase inhibition is assessed using a recombinant ALK kinase assay with ATP and a peptide substrate. Degradation is evaluated by treating cells with TL13-12 and measuring ALK protein levels by Western blot. DC50 values (concentration for 50% degradation) are calculated from dose-response curves.
Cell Assay
Western Blot Analysis[1]
Cell Types: Kelly and CHLA20 cells
Tested Concentrations: 0 nM; 20 nM; 40 nM; 60 nM; 80 nM; 100 nM; 140 nM; 160 nM
Incubation Duration: 16 hrs (hours)
Experimental Results: demonstrated degrader behavior in cells.

Western Blot Analysis[1]
Cell Types: CHLA20 cells
Tested Concentrations: 100 nM
Incubation Duration: 16 hrs (hours)
Experimental Results: diminished ALK and Aurora A protein expression.
To evaluate the cellular activity of TL13-12, ALK-dependent cancer cell lines (such as H3122 and Karpas 299 cells) are seeded in 96-well plates and treated with varying concentrations of TL13-12 for 16 hours. ALK protein levels are assessed by Western blot analysis to determine the DC50 for degradation. Cell proliferation and viability are measured using MTT or CellTiter-Glo assays. The compound's effect on downstream signaling (such as STAT3 and ERK phosphorylation) can also be assessed.
Animal Protocol
Specific in vivo animal experiment protocols for TL13-12 are not detailed in the available sources. As a PROTAC degrader, the compound would typically be evaluated in xenograft models using ALK-driven human cancer cell lines implanted subcutaneously into immunodeficient mice. TL13-12 would be administered intraperitoneally or intravenously, and tumor growth inhibition and ALK degradation in tumor tissue would be measured.
ADME/Pharmacokinetics
Specific pharmacokinetic data for TL13-12 are not provided in the available sources. The compound has a molecular weight of 961.48 and a molecular formula of C45H53ClN10O10S. It is supplied as a solid powder with a purity of ≥98%. It should be stored dry, in the dark, at -20°C for up to 1 year. Stock solutions can be stored at 0-4°C for up to 1 month.
Toxicity/Toxicokinetics
Specific toxicity data for TL13-12 are not provided in the available sources. As a research compound, it is intended for laboratory use only and is not approved for human therapeutic applications. The compound is a potent PROTAC degrader targeting ALK and other kinases, and its toxicity profile would be expected to reflect its mechanism of action. Standard safety precautions should be followed when handling this compound.
References

[1]. Chemically Induced Degradation of Anaplastic Lymphoma Kinase (ALK).J Med Chem. 2018 May 10;61(9):4249-4255.

Additional Infomation
TL13-12 is a potent and selective ALK-PROTAC degrader. It consists of the conjugation of TAE684 (an ALK inhibitor) and the cereblon ligand Pomalidomide. The compound inhibits ALK activity with an IC50 of 0.69 nM and degrades ALK with DC50 values of 10 nM and 180 nM in H3122 and Karpas 299 cells, respectively. It is supplied for research purposes.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C45H53CLN10O10S
Molecular Weight
961.481327772141
Exact Mass
960.335
CAS #
2229037-04-9
PubChem CID
138108740
Appearance
Yellow to brown solid powder
Density
1.4±0.1 g/cm3
Index of Refraction
1.639
LogP
1.06
Hydrogen Bond Donor Count
5
Hydrogen Bond Acceptor Count
17
Rotatable Bond Count
21
Heavy Atom Count
67
Complexity
1810
Defined Atom Stereocenter Count
0
SMILES
CC(C)S(=O)(=O)C1=CC=CC=C1NC2=NC(=NC=C2Cl)NC3=C(C=C(C=C3)N4CCN(CC4)CCOCCOCCNC(=O)CNC5=CC=CC6=C5C(=O)N(C6=O)C7CCC(=O)NC7=O)OC
InChi Key
WXNUIPVZMJMPNM-UHFFFAOYSA-N
InChi Code
InChI=1S/C45H53ClN10O10S/c1-28(2)67(62,63)37-10-5-4-8-33(37)50-41-31(46)26-49-45(53-41)51-32-12-11-29(25-36(32)64-3)55-18-16-54(17-19-55)20-22-66-24-23-65-21-15-47-39(58)27-48-34-9-6-7-30-40(34)44(61)56(43(30)60)35-13-14-38(57)52-42(35)59/h4-12,25-26,28,35,48H,13-24,27H2,1-3H3,(H,47,58)(H,52,57,59)(H2,49,50,51,53)
Chemical Name
N-[2-[2-[2-[4-[4-[[5-Chloro-4-(2-propan-2-ylsulfonylanilino)pyrimidin-2-yl]amino]-3-methoxyphenyl]piperazin-1-yl]ethoxy]ethoxy]ethyl]-2-[[2-(2,6-dioxopiperidin-3-yl)-1,3-dioxoisoindol-4-yl]amino]acetamide
Synonyms
TL-1312; TL13-12; TL1312; TL13 12;
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 (~104.01 mM)
Solubility (In Vivo)
Note: Listed below are some common formulations that may be used to formulate products with low water solubility (e.g. < 1 mg/mL), you may test these formulations using a minute amount of products to avoid loss of samples.

Injection Formulations
(e.g. IP/IV/IM/SC)
Injection Formulation 1: DMSO : Tween 80: Saline = 10 : 5 : 85 (i.e. 100 μL DMSO stock solution 50 μL Tween 80 850 μL Saline)
*Preparation of saline: Dissolve 0.9 g of sodium chloride in 100 mL ddH ₂ O to obtain a clear solution.
Injection Formulation 2: DMSO : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL DMSO 400 μLPEG300 50 μL Tween 80 450 μL Saline)
Injection Formulation 3: DMSO : Corn oil = 10 : 90 (i.e. 100 μL DMSO 900 μL Corn oil)
Example: Take the Injection Formulation 3 (DMSO : Corn oil = 10 : 90) as an example, if 1 mL of 2.5 mg/mL working solution is to be prepared, you can take 100 μL 25 mg/mL DMSO stock solution and add to 900 μL corn oil, mix well to obtain a clear or suspension solution (2.5 mg/mL, ready for use in animals).
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Injection Formulation 4: DMSO : 20% SBE-β-CD in saline = 10 : 90 [i.e. 100 μL DMSO 900 μL (20% SBE-β-CD in saline)]
*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.
Injection Formulation 5: 2-Hydroxypropyl-β-cyclodextrin : Saline = 50 : 50 (i.e. 500 μL 2-Hydroxypropyl-β-cyclodextrin 500 μL Saline)
Injection Formulation 6: DMSO : PEG300 : castor oil : Saline = 5 : 10 : 20 : 65 (i.e. 50 μL DMSO 100 μLPEG300 200 μL castor oil 650 μL Saline)
Injection Formulation 7: Ethanol : Cremophor : Saline = 10: 10 : 80 (i.e. 100 μL Ethanol 100 μL Cremophor 800 μL Saline)
Injection Formulation 8: Dissolve in Cremophor/Ethanol (50 : 50), then diluted by Saline
Injection Formulation 9: EtOH : Corn oil = 10 : 90 (i.e. 100 μL EtOH 900 μL Corn oil)
Injection Formulation 10: EtOH : PEG300Tween 80 : Saline = 10 : 40 : 5 : 45 (i.e. 100 μL EtOH 400 μLPEG300 50 μL Tween 80 450 μL Saline)


Oral Formulations
Oral Formulation 1: Suspend in 0.5% CMC Na (carboxymethylcellulose sodium)
Oral Formulation 2: Suspend in 0.5% Carboxymethyl cellulose
Example: Take the Oral Formulation 1 (Suspend in 0.5% CMC Na) as an example, if 100 mL of 2.5 mg/mL working solution is to be prepared, you can first prepare 0.5% CMC Na solution by measuring 0.5 g CMC Na and dissolve it in 100 mL ddH2O to obtain a clear solution; then add 250 mg of the product to 100 mL 0.5% CMC Na solution, to make the suspension solution (2.5 mg/mL, ready for use in animals).
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Oral Formulation 3: Dissolved in PEG400
Oral Formulation 4: Suspend in 0.2% Carboxymethyl cellulose
Oral Formulation 5: Dissolve in 0.25% Tween 80 and 0.5% Carboxymethyl cellulose
Oral Formulation 6: Mixing with food powders


Note: Please be aware that the above formulations are for reference only. InvivoChem strongly recommends customers to read literature methods/protocols carefully before determining which formulation you should use for in vivo studies, as different compounds have different solubility properties and have to be formulated differently.

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 1.0401 mL 5.2003 mL 10.4006 mL
5 mM 0.2080 mL 1.0401 mL 2.0801 mL
10 mM 0.1040 mL 0.5200 mL 1.0401 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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An example of molarity calculation using the molarity calculator is shown below:
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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  • The answer of 17.513 mg appears in the Mass box. In a similar way, you may calculate the volume and concentration.

Dilution Calculator allows you to calculate how to dilute a stock solution of known concentrations. For example, you may Enter C1, C2 & V2 to calculate V1, as detailed below:

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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Definitions of molecular mass, molecular weight, molar mass and molar weight:
  • Molecular mass (or molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u). (1 u is equal to 1/12 the mass of one atom of carbon-12)
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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.

Biological Data
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