Ethisterone

This product is for research use only, not for human use. We do not sell to patients.

Ethisterone
For small sizes, please check our retail website as below: www.invivochem.com
Size Price Stock
10g$350Check With Us
50g$1100Check With Us
100g$1650Check With Us

Cat #: V1743 CAS #: 434-03-7 Purity ≥ 98%

Description: Ethisterone (Aethisteron; Progestoral; NSC-9565; NSC9565) is a progestogen hormone and a synthetic contraceptive that is being developed as an anticancer agent for the treatment of prostate cancer.

References: Aziz A, et al. Microbial transformation of oral contraceptive ethisterone by Aspergillus niger and Cunninghamella blakesleeana. Steroids. 2020;154:108467. 

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Product Promise

Promise
Molecular Weight (MW)312.45
Molecular FormulaC21H28O2
CAS No.434-03-7
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: <1 mg/mLr
Water: <1 mg/mLr
Ethanol: <1 mg/mL
SynonymsNSC 9565; Aethisteron; Progestoral; NSC-9565; NSC9565; Ethisterone
Preparing Stock Solutions
Solvent volume to be added Mass (the weight of a compound)
Mother liquor concentration 1mg5mg10mg20mg
1mM3.2005 mL16.0026 mL32.0051 mL64.0102 mL
5mM0.6401 mL3.2005 mL6.4010 mL12.8020 mL
10mM0.3201 mL1.6003 mL3.2005 mL6.4010 mL
20mM0.1600 mL0.8001 mL1.6003 mL3.2005 mL
Quality Control Documentation
The molarity calculator equation
Mass(g) = Concentration(mol/L) × Volume(L) × Molecular Weight(g/mol)
Mass
=
Concentration
×
Volume
×
Molecular Weight*
The dilution calculator equation
Concentration(start) × Volume(start) = Concentration(final) × Volume(final)

This equation is commonly abbreviated as: C1 V1 = C2 V2

Concentration(start)
C1
×
Volume(start)
V1
=
Concentration(final)
C2
×
Volume(final)
V2
Step One: Enter information below
Dosage mg/kg Average weight of animals g Dosing volume per animal µL Number of animals
Step Two: Enter the in vivo formulation
%DMSO + % + %Tween 80 + %ddH2O

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 add µL PEG300, mix and clarify, next add µL Tween 80,mix and clarify, next add µL ddH2O,mix and clarify.
Note:
  • (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.