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BLU0588 2810747-78-3

BLU0588 2810747-78-3

CAS No.: 2810747-78-3

BLU0588 is an orally potent and specific PRKACA (protein kinase cAMP-activated catalytic subunit alpha) kinase inhibitor
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This product is for research use only, not for human use. We do not sell to patients.

BLU0588 is an orally potent and specific PRKACA (protein kinase cAMP-activated catalytic subunit alpha) kinase inhibitor (antagonist) with IC50 of 1 nM and a dissociation constant (Kd) of 4 nM. BLU0588 may be used in fibrolamellar carcinoma (FLC) research.

Physicochemical Properties


Molecular Formula C26H25N5O
Molecular Weight 423.509605169296
Exact Mass 423.205
CAS # 2810747-78-3
PubChem CID 164603520
Appearance White to yellow solid powder
LogP 3.3
Hydrogen Bond Donor Count 2
Hydrogen Bond Acceptor Count 4
Rotatable Bond Count 4
Heavy Atom Count 32
Complexity 667
Defined Atom Stereocenter Count 2
SMILES

C1CCN(C1)[C@@H]2CC3=CC=CC=C3[C@H]2NC(=O)C4=CN=C(C=C4)C5=C6C=CNC6=NC=C5

InChi Key YXSWSKFLTNJZEO-DNQXCXABSA-N
InChi Code

InChI=1S/C26H25N5O/c32-26(18-7-8-22(29-16-18)20-9-11-27-25-21(20)10-12-28-25)30-24-19-6-2-1-5-17(19)15-23(24)31-13-3-4-14-31/h1-2,5-12,16,23-24H,3-4,13-15H2,(H,27,28)(H,30,32)/t23-,24-/m1/s1
Chemical Name

N-[(1R,2R)-2-pyrrolidin-1-yl-2,3-dihydro-1H-inden-1-yl]-6-(1H-pyrrolo[2,3-b]pyridin-4-yl)pyridine-3-carboxamide
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)

Biological Activity


Targets IC50: 1 nM (PRKACA)[1]
ln Vitro BLU0588 (1.5 μM, 1 day or 14 days) reverses gene signatures specific to FLC, leading to the downregulation of FLC-overexpressed genes (like CPS1 and G6PC, top) and FLC-underexpressed genes [1]. BLU0588 (0-312.5 nM) dose-dependently lowers pVASP in FLC PDX cells[1].
ln Vivo The oral BLU0588 (30-75 mg/kg) efficiently suppresses PRKACA downstream signaling and, within 24 hours, phosphorylated VASP levels recover to baseline levels[1]. Over the course of three weeks, mice were given a maximum tolerated dose of 30 mg/kg QD of BLU0588[1]. In mice, BLU0588 (30 mg/kg, once day, oral) suppresses the formation of tumors[1].
Animal Protocol Animal/Disease Models: female NOD-SCID (severe combined immunodeficient) mouse harboring FLC PDX tumors (6-8weeks old, FLC PDX shRNA cell lines or Hep3B cells were implanted)[1]
Doses: 30 mg/kg
Route of Administration: Orally, one time/day, 34 days
Experimental Results: Inhibited tumor growth in mice, by day 34 tumor growth was inhibited by 48.5%.
References

[1]. Evaluation of Protein Kinase cAMP-Activated Catalytic Subunit Alpha as a Therapeutic Target for Fibrolamellar Carcinoma. Gastro Hep Advances. Volume 2, Issue 3, 2023, Pages 307-321.


Solubility Data


Solubility (In Vitro) May dissolve in DMSO (in most cases), if not, try other solvents such as H2O, Ethanol, or DMF with a minute amount of products to avoid loss of samples
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 : PEG300 :Tween 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).
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 : PEG300:Tween 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).
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 2.3612 mL 11.8061 mL 23.6122 mL
5 mM 0.4722 mL 2.3612 mL 4.7224 mL
10 mM 0.2361 mL 1.1806 mL 2.3612 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.