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PluriSIn #1 (NSC 14613) SCD inhibitor

Cat.No.S8076

PluriSIn #1 (NSC 14613) is an inhibitor of the stearoyl-coA desaturase 1 (SCD1) and is able to selectively eliminate hPSCs.
PluriSIn #1 (NSC 14613) SCD inhibitor Chemical Structure

Chemical Structure

Molecular Weight: 213.24

Quality Control

Batch: S807601 DMSO]43 mg/mL]false]Water]Insoluble]false]Ethanol]Insoluble]false Purity: 99.19%
99.19

Chemical Information, Storage & Stability

Molecular Weight 213.24 Formula

C12H11N3O

Storage (From the date of receipt)
CAS No. 91396-88-2 Download SDF Storage of Stock Solutions

Synonyms N/A Smiles C1=CC=C(C=C1)NNC(=O)C2=CC=NC=C2

Solubility

In vitro
Batch:

DMSO : 43 mg/mL ( (201.65 mM) Moisture-absorbing DMSO reduces solubility. Please use fresh DMSO.)

Water : Insoluble

Ethanol : Insoluble

Molarity Calculator

Mass Concentration Volume Molecular Weight

In vivo
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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.
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Mechanism of Action

Targets/IC50/Ki
SCD1 [1]
In vitro
PluriSIn #1 (NSC 14613) has a robust, rapid, and selective cytotoxic effect toward hPSCs, with apoptosis as the central cell death mechanism it activates. This compound leads to ER stress in hPSCs, inducing a ~30% decrease in protein synthesis at 20 μM. It also causes a ~65% decrease in stearoyl-coA desaturase (SCD1) activity and prevents teratoma formation from undifferentiated hPSCs. PluriSIns also inhibits mPSCs and hinders mouse embryonic development. [1]
Kinase Assay
SCD1 activity assays
Cells are plated in 6-well plates at a density of 50k to 100k cells per well. 24 h later, 20 μM PluriSIn #1 (NSC 14613) or 0.2% DMSO-control are added to the cells. After 12 h of incubation at 37 ℃, 5% CO2, the old medium is removed, cells are washed with PBS, and new medium containing 2.3 μM of 0.75 UCi [1-14C] Stearic Acid is added. The cells are incubated for up to 4 h at 37 ℃, 5% CO2. After the incubation period, the medium is discarded and the cells are washed 3 times with 2 mL of PBS. 2 mL of the mixture n-hexane: isopropanol (3:2 v:v) are added, and the cells are incubated for 30 min at 37 ℃, 5% CO2. 2 mL Folch solution (chloroform: methanol,2:1,v:v) are subsequently added. The liquid is transferred to tubes for phase partition by adding 1 mL water. The lower organic phase is evaporated and used for lipid saponification and TLC separation of the free [1-14C] Stearic Acid (substrate) and [1-14C] Oleic Acid (formed product). Lipids extracted from the cells are applied to TLC plates previously immersed in 10% NO3 Ag and activated at 120℃x60 min. Unlabeled stearic and oleic acid are added to each application point as carriers and as internal standards for identification. The plates are run with a solvent mixture of Chloroform:MeOH:AcH:DDW (90:8:1:0.8). The free fatty acids are detected by U.V. after spraying the TLC with a 2',7',dichlorofluorescein solution. The spots corresponding to stearic and oleic acid are scraped and the radioactivity counted in a scintillating counter. SCD1 desaturase activity is calculated from the percent conversion of substrate to product and the conversion to pmol/min/106 cells.
References

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