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Tos-PEG3-t-butyl ester

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

Tos-PEG3-t-butyl ester
For small sizes, please check our retail website as below: www.invivochem.com
Size Price Stock
500mg$600Check With Us
1g$900Check With Us
5g$1350Check With Us

Cat #: V16612 CAS #: 850090-13-0 Purity ≥ 98%

Description: Tos-PEG3-t-butyl ester is a PEG analogue containing a t-butyl ester and a tosyl group.

References: Snaebjornsson MT, et al. Non-canonical functions of enzymes facilitate cross-talk between cell metabolic and regulatory pathways. Exp Mol Med. 2018 Apr 16;50(4):34.

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Product Promise

Promise
Molecular Weight (MW)388.48
Molecular FormulaC18H28O7S
CAS No.850090-13-0
SMILES CodeO=S(C1=CC=C(C)C=C1)(OCCOCCOCCC(OC(C)(C)C)=O)=O
SynonymsTos-PEG3-t-butyl ester
ProtocolIn VitroPROTACs contain two different ligands connected by a linker; one is a ligand for an E3 ubiquitin ligase and the other is for the target protein. PROTACs exploit the intracellular ubiquitin-proteasome system to selectively degrade target proteins.
These protocols are for reference only. InvivoChem does not independently validate these methods.
Preparing Stock Solutions
Solvent volume to be added Mass (the weight of a compound)
Mother liquor concentration 1mg5mg10mg20mg
1mM2.5741 mL12.8707 mL25.7414 mL51.4827 mL
5mM0.5148 mL2.5741 mL5.1483 mL10.2965 mL
10mM0.2574 mL1.2871 mL2.5741 mL5.1483 mL
20mM0.1287 mL0.6435 mL1.2871 mL2.5741 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.