CAS No. 2523435-18-7

Batch: Purity:98.07
CT1113 Chemical Structure
Chemical Structure
Check the CT1113 product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name N-[(3R)-7-(3,8-diazabicyclo[3.2.1]octan-3-yl)-3,4-dihydro-2H-chromen-3-yl]-6-methyl-3-(methylamino)thieno[2,3-b]pyridine-2-carboxamide
CAS Number 2523435-18-7
Molecular Formula

C25H29N5O2S

Molecular Weight (MW) 463.60
InChIKey WTGNDKCABSWCMB-DAWZGUTISA-N

Ordering Information

Biological Activity

CT1113 is a potent dual inhibitor targeting ubiquitin-specific protease 25 (USP25) and ubiquitin-specific protease 28 (USP28). By inhibiting the deubiquitinating activity of these enzymes, CT1113 promotes the degradation of the oncogenic transcription factor c-MYC, thereby disrupting c-MYC-driven downstream signaling pathways. Consequently, CT1113 suppresses cancer cell proliferation and exhibits marked anti-tumor activity in preclinical research models of colon and pancreatic cancers. [1][2]

How to Prepare Stock Solution?

Concentration Volume Mass
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Solubility

Batch:
All in vitro solubility values are batch-tested experimental data (non-literature values).
Solvent Solubility & Note
DMSO 93 mg/mL (200.6 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 4 mg/mL
Water Insoluble
FAQ
Q: Why does a DMSO stock precipitate in media/saline?
A: It is caused by unheated aqueous media (supersaturation), local solvent shock, or incorrect mixing sequence.
How to fix it?
  • Preheat media/saline to 37°C.
  • Mix rapidly (pipette/vortex) upon addition.
  • For complex mixes, always add the aqueous phase last.
  • Re-dissolve minor precipitates with a 37°C water bath and sonication (≤30 min).
Note: Technical data last updated: Sep 1, 2026.