(S)-Thalidomide

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

(S)-Thalidomide
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Size Price Stock
100mg$1250Check With Us
250mg$1950Check With Us
500mg$2925Check With Us

Cat #: V3395 CAS #: 841-67-8 [(S)-Thalidomide]; 50-35-1 (racemic); 2098488-36-7 (Azido-Thalidomide) Purity ≥ 98%

Description: (S)-Thalidomide is the S-enantiomer of thalidomide (brand name Immunoprin) which is an immunomodulatory agent and the prototypic drug of the thalidomide class of drugs that are used mainly for the treatment of certain cancers (e.g. MM-multiple myeloma) and of a complication of leprosy.

References: Liu WM, et al. s-thalidomide has a greater effect on apoptosis than angiogenesis in a multiple myeloma cell line. Hematol J. 2004;5(3):247-54.

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Molecular Weight (MW)258.23
Molecular FormulaC13H10N2O4
CAS No.841-67-8 [(S)-Thalidomide]; 50-35-1 (racemic); 2098488-36-7 (Azido-Thalidomide)
Storage-20℃ for 3 years in powder formr
-80℃ for 2 years in solvent
Solubility In VitroDMSO: 52 mg/mL (201.37 mM)r
Water:<1 mg/mL (slightly soluble or insoluble)r
Ethanol: 2 mg/mL (7.74 mM)
Solubility In Vivo30% PEG400+0.5% Tween80+5% Propylene glycol: 5 mg/mL
SMILES CodeO=C1N([C@@H](CC2)C(NC2=O)=O)C(C3=C1C=CC=C3)=O
SynonymsNSC 91730; NSC-91730; NSC91730; (S)-Thalidomide; l-Thalidomide;
ProtocolIn Vitro(S)-Thalidomide treatment increased apoptosis in a dose-dependent manner in U266 cells. (S)-Thalidomide treatment results in a reduction in cell viability in U266 cells with an IC50 of 362 μM. There are changes in the expression profile of genes involved in angiogenesis and apoptosis, but the changes are most dramatic in the apoptotic genes. In particular, the expression of I-κB kinase is decreased by two-fold, which is associated with a four-fold decrease in NF-κB expression. (S)-Thalidomide increases the Bax:Bcl-2 ratio, also increases I-kB protein levels, and decreases NF-kB activity. A dramatic decrease in Bcl-2 expression with (S)-Thalidomide suggests a possible enhancement of cytotoxic effect if combined with other cytotoxic agents.
In VivoThalidomide does cause limb reduction defects in chick embryos as long as the embryos are directly exposed to the drug. The most useful techniques are implanting Thalidomide-soaked beads into the embryo immediately adjacent to the limb territory or soaking presumptive chick limb territories in Thalidomide and then grafting the explants to a host embryo celom. Thalidomide affects the chick limb grafted to a host embryo in a dose response fashion. Furthermore, (S)-Thalidomide is more teratogenic than (R)-Thalidomide.
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
1mM3.8725 mL19.3626 mL38.7252 mL77.4503 mL
5mM0.7745 mL3.8725 mL7.7450 mL15.4901 mL
10mM0.3873 mL1.9363 mL3.8725 mL7.7450 mL
20mM0.1936 mL0.9681 mL1.9363 mL3.8725 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.