1. Vitamin D Related/Nuclear Receptor
  2. Androgen Receptor
  3. SK33

SK33 

Cat. No.: HY-135732 Purity: 99.81%
COA Handling Instructions

SK33, a trifluoromethylated enobosarm analog, is a potent, and tissue selective anti-androgen. SK33reduces androgen receptor (AR) transcriptional activity.

For research use only. We do not sell to patients.

SK33 Chemical Structure

SK33 Chemical Structure

CAS No. : 1928724-23-5

Size Price Stock Quantity
1 mg USD 152 In-stock
5 mg USD 320 In-stock
10 mg USD 490 In-stock
50 mg USD 1350 In-stock
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200 mg   Get quote  

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This product is a controlled substance and not for sale in your territory.

Customer Review

Based on 1 publication(s) in Google Scholar

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  • Biological Activity

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Description

SK33, a trifluoromethylated enobosarm analog, is a potent, and tissue selective anti-androgen. SK33reduces androgen receptor (AR) transcriptional activity[1].

In Vitro

In LNCaPAR+ cells, SK33, demonstrates a significantly potent activity with IC50=0.2 μM. SK33 decreases cells entering S-phase in LNCaP cells. Treatment of LNCaP/BicR cells with increasing concentrations of SK33 for 96 hours results in a dose-dependent response and an inhibition of cell growth, with IC50 of approximately 5 μM for SK33[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Cell Viability Assay[1]

Cell Line: LNCaP/BicR cells
Concentration: 0.1-100 μM
Incubation Time: 96 hours
Result: Results in a dose-dependent response and an inhibition of cell growth.
In Vivo

SK33 (50 mg/kg; s.c.; 24 hours) inhibits AR transcriptional activity[1].

MCE has not independently confirmed the accuracy of these methods. They are for reference only.

Animal Model: ARE-Luc mice[1]
Dosage: 50 mg/kg
Administration: Subcutaneously; 24 hours
Result: Inhibited AR transcriptional activity.
Molecular Weight

500.31

Appearance

Solid

Formula

C20H13F9N2O3

CAS No.
SMILES

O=C(NC1=CC=C(C#N)C(C(F)(F)F)=C1)C(C)(O)COC2=CC(C(F)(F)F)=CC(C(F)(F)F)=C2

Shipping

Room temperature in continental US; may vary elsewhere.

Storage

4°C, protect from light

*In solvent : -80°C, 6 months; -20°C, 1 month (protect from light)

Solvent & Solubility
In Vitro: 

DMSO : 100 mg/mL (199.88 mM; Need ultrasonic)

Preparing
Stock Solutions
Concentration Solvent Mass 1 mg 5 mg 10 mg
1 mM 1.9988 mL 9.9938 mL 19.9876 mL
5 mM 0.3998 mL 1.9988 mL 3.9975 mL
10 mM 0.1999 mL 0.9994 mL 1.9988 mL
*Please refer to the solubility information to select the appropriate solvent.
In Vivo:
  • 1.

    Add each solvent one by one:  10% DMSO    40% PEG300    5% Tween-80    45% saline

    Solubility: ≥ 2.5 mg/mL (5.00 mM); Clear solution

  • 2.

    Add each solvent one by one:  10% DMSO    90% corn oil

    Solubility: ≥ 2.5 mg/mL (5.00 mM); Clear solution

*All of the co-solvents are available by MCE.
Purity & Documentation
References
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Help & FAQs
  • Do most proteins show cross-species activity?

    Species cross-reactivity must be investigated individually for each product. Many human cytokines will produce a nice response in mouse cell lines, and many mouse proteins will show activity on human cells. Other proteins may have a lower specific activity when used in the opposite species.

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Product Name:
SK33
Cat. No.:
HY-135732
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