S64315 (MIK665)

Alias: S 64315; MIK-665; S-64315; MIK665; S64315; MIK 665
Cat No.:V5242 Purity: ≥98%
MIK665 (also known asMIK-665; S-64315) is a novel, investigational and specific Mcl-1 inhibitor with an IC50of 1.81 nM.
S64315 (MIK665) Chemical Structure CAS No.: 1799631-75-6
Product category: Bcl-2
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
100mg
Other Sizes

Other Forms of S64315 (MIK665):

  • (R)-MIK665
Official Supplier of:
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Purity & Quality Control Documentation

Purity: ≥98%

Product Description

MIK665 (also known as MIK-665; S-64315) is a novel, investigational and specific Mcl-1 inhibitor with an IC50 of 1.81 nM. Potential pro-apoptotic and anti-cancer properties of MIK665. It binds to and prevents the activity of Mcl-1, which causes cells that overexpress Mcl-1 to proliferate. The Bcl-2 family of proteins member Mcl-1, an anti-apoptotic protein, is upregulated in cancer cells and supports the survival of tumor cells. MCL-1, a protein belonging to the BCL-2 family that inhibits apoptosis, is a crucial regulator of mitochondrial homeostasis. MCL-1 is an alluring target for cancer therapy due to its frequent overexpression in human primary cancer cells and drug-resistant cancer cells. Three MCL-1 selective inhibitors have made it to clinical trials as a result of significant advancements in the development of small-molecule MCL-1 inhibitors in recent years.

Biological Activity I Assay Protocols (From Reference)
Targets
Mcl-1 (IC50 = 1.81 nM)
ln Vitro
When paired with ABT-199, MIK665 (S-64315) has synergistic effects akin to those of S63845. Comparable results have been observed in terms of reducing cell viability in typical melanoma cell lines (MB2141, MB3616, MB3961, MB4667, A375, and 1205Lu cells) when S64315 (0.156-10 μM) and ABT-199 (625 nM) are combined. The chemical preparation 13 of patent WO2016207225A1, which contains MIK665, inhibits H929 cells with an IC50 of 250 nM [2].
References
[1]. Mukherjee N, et al. Simultaneously Inhibiting BCL2 and MCL1 Is a Therapeutic Option for Patients with Advanced Melanoma. Cancers (Basel). 2020;12(8):2182. Published 2020 Aug 5.
[2]. Zoltán SZLÁVIK, et al. New hydroxyester derivatives, a process for their preparation and pharmaceutical compositions containing them. WO2016207225A1.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Physicochemical Properties
Molecular Formula
C47H44CLFN6O6S
Molecular Weight
875.41
Exact Mass
874.27
Elemental Analysis
C, 64.49; H, 5.07; Cl, 4.05; F, 2.17; N, 9.60; O, 10.97; S, 3.66
CAS #
1799631-75-6
Related CAS #
(R)-MIK665;1799831-02-9
Appearance
Solid powder
SMILES
CC1=C(C=CC(=C1Cl)OCCN2CCN(CC2)C)C3=C(SC4=NC=NC(=C34)O[C@H](CC5=CC=CC=C5OCC6=NC(=NC=C6)C7=CC=CC=C7OC)C(=O)O)C8=CC=C(C=C8)F
InChi Key
PKYIMGFMRFVOMB-LDLOPFEMSA-N
InChi Code
InChI=1S/C47H44ClFN6O6S/c1-29-34(16-17-38(42(29)48)59-25-24-55-22-20-54(2)21-23-55)40-41-45(51-28-52-46(41)62-43(40)30-12-14-32(49)15-13-30)61-39(47(56)57)26-31-8-4-6-10-36(31)60-27-33-18-19-50-44(53-33)35-9-5-7-11-37(35)58-3/h4-19,28,39H,20-27H2,1-3H3,(H,56,57)/t39-/m1/s1
Chemical Name
(2R)-2-[5-[3-chloro-2-methyl-4-[2-(4-methylpiperazin-1-yl)ethoxy]phenyl]-6-(4-fluorophenyl)thieno[2,3-d]pyrimidin-4-yl]oxy-3-[2-[[2-(2-methoxyphenyl)pyrimidin-4-yl]methoxy]phenyl]propanoic acid
Synonyms
S 64315; MIK-665; S-64315; MIK665; S64315; MIK 665
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: ≥125 mg/mL (~142.8 mM)
Solubility (In Vivo)
Solubility in Formulation 1: ≥ 2.08 mg/mL (2.38 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 20.8 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: ≥ 2.08 mg/mL (2.38 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 20.8 mg/mL clear DMSO stock solution to 900 μL of corn oil and mix evenly.

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Solubility in Formulation 3: 5%DMSO+40%PEG300+5%Tween80+50%ddH2O: 5 mg/ml


 (Please use freshly prepared in vivo formulations for optimal results.)
Preparing Stock Solutions 1 mg 5 mg 10 mg
1 mM 1.1423 mL 5.7116 mL 11.4232 mL
5 mM 0.2285 mL 1.1423 mL 2.2846 mL
10 mM 0.1142 mL 0.5712 mL 1.1423 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.

Calculator

Molarity Calculator allows you to calculate the mass, volume, and/or concentration required for a solution, as detailed below:

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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?
  • Enter 350.26 in the Molecular Weight (MW) box
  • Enter 10 in the Concentration box and choose the correct unit (mM)
  • Enter 5 in the Volume box and choose the correct unit (mL)
  • Click the “Calculate” button
  • 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:
  • Enter 10 into the Concentration (Start) box and choose the correct unit (mM)
  • Enter 25 into the Concentration (End) box and select the correct unit (mM)
  • Enter 25 into the Volume (End) box and choose the correct unit (mL)
  • Click the “Calculate” button
  • The answer of 62.5 μL (0.1 ml) appears in the Volume (Start) box
g/mol

Molecular Weight Calculator allows you to calculate the molar mass and elemental composition of a compound, as detailed below:

Note: Chemical formula is case sensitive: C12H18N3O4  c12h18n3o4
Instructions to calculate molar mass (molecular weight) of a chemical compound:
  • To calculate molar mass of a chemical compound, please enter the chemical/molecular formula and click the “Calculate’ button.
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)
  • Molar mass (molar weight) is the mass of one mole of a substance and is expressed in g/mol.
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Reconstitution Calculator allows you to calculate the volume of solvent required to reconstitute your vial.

  • Enter the mass of the reagent and the desired reconstitution concentration as well as the correct units
  • Click the “Calculate” button
  • The answer appears in the Volume (to add to vial) box
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.

Clinical Trial Information
NCT Number Recruitment interventions Conditions Sponsor/Collaborators Start Date Phases
NCT04629443 Active
Recruiting
Drug: S 64315 and azacitidine Acute Myeloid Leukaemia Institut de Recherches
Internationales Servier
February 17, 2021 Phase 1
Phase 2
NCT04702425 Active
Recruiting
Drug: VOB560
Drug: MIK665
Non-Hodgkin Lymphoma
(NHL)
Multiple Myeloma
(MM)
Novartis Pharmaceuticals June 23, 2021 Phase 1
NCT03672695 Completed Combination Product: S 64315
and venetoclax
Acute Myeloid Leukaemia Institut de Recherches
Internationales Servier
November 28, 2018 Phase 1
NCT02992483 Completed Drug: MIK665 Multiple Myeloma (MM)
Lymphoma
Large B-Cell
Diffuse (DLBCL)
Lymphoma
Novartis Pharmaceuticals July 12, 2017 Phase 1
NCT02979366 Completed Drug: S64315 once a week
Drug: S64315 twice a week
Acute Myeloid Leukaemia
(AML)
Myelodysplastic Syndrome
(MDS)
Institut de Recherches
Internationales Servier
March 15, 2017 Phase 1
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