CID755673

Alias: CID755673; CID 755673; CID-755673
Cat No.:V1905 Purity: ≥98%
CID755673 (also known as benzoxoloazepinolone) is a novel, potent and selective cell-active pan-PKD1/2/3 (Protein kinase D) inhibitor with IC50 of 180 nM, 280nM, and 227 nM, respectively, itshowsabout 200-fold selectivity over other CAMKs.
CID755673 Chemical Structure CAS No.: 521937-07-5
Product category: PKD
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

CID755673 (also known as benzoxoloazepinolone) is a novel, potent and selective cell-active pan-PKD1/2/3 (Protein kinase D) inhibitor with IC50 of 180 nM, 280nM, and 227 nM, respectively, it shows about 200-fold selectivity over other CAMKs. The first known small molecule PKD antagonist that is cell-active is CID755673. When compared to AKT, PLK1, CAK, CAMKII, PKD2 and PKD3, it has the highest selectivity for PKD1 and inhibits its activity with an IC50 of 182 nM. Additionally, it did not compete with ATP to inhibit enzymes. CID755673 significantly inhibits both PKD-mediated protein transport and PMA-induced nuclear export of HDAC5 in HeLa cells.

Biological Activity I Assay Protocols (From Reference)
Targets
PKD1 (IC50 = 182 nM); PKD3 (IC50 = 227 nM); PKD2 (IC50 = 280 nM)
ln Vitro
The class IIa histone deacetylase 5 nuclear exclusion caused by phorbol ester, the transport of vesicular stomatitis virus glycoprotein from the Golgi to the plasma membrane, and the fragmentation of the Golgi caused by ilimaquinone are all known biological actions of PKD1 that CID755673 inhibits. CID755673 inhibits prostate cancer cell proliferation, cell migration, and invasion[1].
ln Vivo
The PKD inhibitor CID755673 reduces PKD1 and 2 phosphorylation in normal mice in a time- and dose-dependent manner after acute administration. For two weeks, chronic CID755673 administration to T2D db/db mice reduced the expression of the gene expression signature of PKD activation, improved measures of left ventricular diastolic and systolic function, and was linked to decreased heart weight[2].
Enzyme Assay
The radiometric kinase assay is carried out by coincubating 0.5 μCi of [γ-32P]ATP, 20 μM ATP, 50 ng of purified recombinant human PKD (PKD1, PKD2, and PKD3) or CAMKIIα proteins, and 2.5 μg of Syntide-2 in 50 μL of kinase buffer that contains 50 mM Tris-HCl, pH 7.5, 4 mM MgCl2, 10 mM β-mercaptoethanol. When the initial rate of the reaction is within the linear kinetic range, the reaction can proceed[1].
Cell Assay
By scraping the cells with a plastic pipette tip, the cells migrate toward the wound, which causes an immediate image of the wound to be captured. The DU145 cells are subsequently treated with or without CID755673 at various concentrations. With an inverted phase-contrast microscope and a 10 objective, the wound is imaged immediately (0 h) and at various intervals. Cells are fixed with methanol at the conclusion of the test and stained with crystal violet to produce the final image[1].
Animal Protocol
Dissolved in DMSO; 15 mg/kg; i.p. injection
Rat pancreatitis model
References
[1]. Potent and selective disruption of protein kinase D functionality by a benzoxoloazepinolone. J Biol Chem. 2008 Nov 28;283(48):33516-26.

[2]. The PKD inhibitor CID755673 enhances cardiac function in diabetic db/db mice. PLoS One. 2015 Mar 23;10(3):e0120934.

These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C12H11NO3
Molecular Weight
219.24
Exact Mass
217.07
Elemental Analysis
C, 66.35; H, 5.10; N, 6.45; O, 22.10
CAS #
521937-07-5
Related CAS #
521937-07-5
Appearance
brown solid powder
SMILES
C1CC2=C(C(=O)NC1)OC3=C2C=C(C=C3)O
InChi Key
ACFPJSJOWQNBN-UHFFFAOYSA-N
InChi Code
InChI=1S/C12H11NO3/c14-7-3-4-10-9(6-7)8-2-1-5-13-12(15)11(8)16-10/h3-4,6,14H,1-2,5H2,(H,13,15)
Chemical Name
7-hydroxy-2,3,4,5-tetrahydro-[1]benzofuro[2,3-c]azepin-1-one
Synonyms
CID755673; CID 755673; CID-755673
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: ~43 mg/mL (~196.1 mM)
Water: <1 mg/mL
Ethanol: <1 mg/mL
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.5 mg/mL (11.51 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 (11.51 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 (11.51 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.


Solubility in Formulation 4: 2%DMSO+30%peg300+2%t-80+ddaH2O: 6mg/mL

 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 4.5612 mL 22.8061 mL 45.6121 mL
5 mM 0.9122 mL 4.5612 mL 9.1224 mL
10 mM 0.4561 mL 2.2806 mL 4.5612 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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Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
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Definitions of molecular mass, molecular weight, molar mass and molar weight:
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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
  • CID755673

    Small molecule kinase inhibitors (Dasatinib, CK59, and CID755673) decrease NK cell degranulation and cytokine release in primary human PBMCs. Front Immunol. 2013 Mar 18;4:66.
  • CID755673

    Donor-specific responses of pure NK cells treated with Dasatinib, CK59, and CID755673. Front Immunol. 2013 Mar 18;4:66.
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