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OSS_128167 Sirtuin inhibitor

Name: OSS_128167
Brand: Selleck Chemicals
SKU: S8627
Availability: InStock
Rating: 5 (18 reviews)

Cat.No.S8627

OSS_128167 (SIRT6-IN-1) is a specific SIRT6 inhibitor with IC50 values of 89, 1578 and 751 μM for SIRT6, SIRT1 and SIRT2, respectively. This compound has anti-viral effect in HBV transcription and replication.

Chemical Structure

Molecular Weight: 366.32

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Quality Control

Batch: Purity: 99.55%

99.55

Related Targets	HDAC JAK BET Histone Methyltransferase PKC PARP HIF PRMT EZH2 AMPK
Other Sirtuin Inhibitors	SRT1720 HCl Selisistat (EX-527) Sirtinol 3-TYP AGK2 SRT2104 (GSK2245840) SirReal2 Thiomyristoyl Salvianolic acid B SRT2183

Cell Culture, Treatment & Working Concentration

Cell Lines	Assay Type	Concentration	Incubation Time	Activity Description	PMID
BxPC3	Function assay	100 uM	18 hrs	Inhibition of SIRT6 in human BxPC3 cells assessed as increase in H3K9 acetylation at 100 uM after 18 hrs by immunoblot analysis	24785705
BxPC3	Function assay	12.5 to 200 uM	24 hrs	Increase in GLUT1 expression in human BxPC3 cells at 12.5 to 200 uM after 24 hrs by Western blotting analysis	24785705
Click to View More Cell Line Experimental Data

Solubility

In vitro
Batch:

DMSO : 73 mg/mL (199.27 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)

Water : Insoluble

Ethanol : Insoluble

Molarity Calculator

Mass	Concentration	Volume	Molecular Weight
Mass value Mass unit	Concentration value Concentration unit	Volume value Volume unit	Molecular weight (g/mol)

Dilution Calculator Molecular Weight Calculator

In vivo batch selection In vivo Batch:
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Homogeneous suspension	CMC-NA	≥5mg/ml	Taking the 1 mL working solution as an example, add 5 mg of this product to 1 ml of CMC-Na solution, mix evenly to obtain a homogeneous suspension with a final concentration of 5 mg/ml.
Clear solution	5%DMSO 1 40%PEG300 2 5%Tween80 3 50%ddH2O Validated by Selleck labs. Should you need adjustments to this formulation, contact our sales team for custom testing.	3.650mg/ml (9.96mM)	Taking the 1 mL working solution as an example, add 50 μL of 73 mg/ml clarified DMSO stock solution to 400 μL of PEG300, mix evenly to clarify it; add 50 μL of Tween80 to the above system, mix evenly to clarify; then continue to add 500 μL of ddH2O to adjust the volume to 1 mL. The mixed solution should be used immediately for optimal results.
Clear solution	5% DMSO 1 95% Corn oil Validated by Selleck labs. Should you need adjustments to this formulation, contact our sales team for custom testing.	0.600mg/ml (1.64mM)	Taking the 1 mL working solution as an example, add 50 μL of 12 mg/ml clear DMSO stock solution to 950 μL of corn oil and mix evenly. The mixed solution should be used immediately for optimal results.

In vivo Formulation Calculator (Clear solution)

Step 1: Enter information below (Recommended: An additional animal making an allowance for loss during the experiment)

Dosage: mg/kg

Average weight of animals: g

Dosing volume per animal: μL

Number of animals:

Step 2: Enter the in vivo formulation (This is only the calculator, not formulation. Please contact us first if there is no in vivo formulation at the solubility Section.)

% DMSO

% Tween 80

% ddH₂O

% DMSO

Calculation results:

Working concentration: mg/ml;

Method for preparing DMSO master liquid: mg drug pre-dissolved in μL DMSO ( Master liquid 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 master liquid, next addμL PEG300, mix and clarify, next addμL Tween 80, mix and clarify, next add μL ddH₂O, mix and clarify.

Method for preparing in vivo formulation: Take μL DMSO master liquid, next add μL Corn oil, mix and clarify.

Note: 1. Please make sure the liquid is clear before adding the next solvent.
2. Be sure to add the solvent(s) in order. You must ensure that the solution obtained, in the previous addition, is a clear solution before proceeding to add the next solvent. Physical methods such
as vortex, ultrasound or hot water bath can be used to aid dissolving.

Chemical Information, Storage & Stability

Molecular Weight	366.32	Formula	C₁₉H₁₄N₂O₆	Storage (From the date of receipt)	3 years-20°Cpowder
CAS No.	887686-02-4	Download SDF		Storage of Stock Solutions	1 year-80°Cin solvent 1 month-20°Cin solvent
Synonyms	SIRT6-IN-1			Smiles	C1=CC(=CC(=C1)NC(=O)C2=CC=CO2)C(=O)NC3=CC(=C(C=C3)O)C(=O)O

Mechanism of Action

Targets/IC₅₀/Ki	SIRT6 (Cell-free) 89 μM SIRT2 (Cell-free) 751 μM SIRT1 (Cell-free) 1578 μM
In vitro	OSS-128167 is a selective compounds toward SIRT6 with IC50 values toward SIRT1 and SIRT2 being approximately 20 times higher. It is cell permeable and active in cultured cells. This compound increases H3K9 acetylation and GLUT-1 expression.
References	[1] https://pubmed.ncbi.nlm.nih.gov/24785705/

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Handling Instructions

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