CAS No. 2030-63-9

Batch: Purity:99.53
Clofazimine Chemical Structure
Chemical Structure
Check the Clofazimine product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 2030-63-9
Molecular Formula

C27H22Cl2N4

Molecular Weight (MW) 473.4
SMILES CC(C)N=C1C=C2C(=NC3=CC=CC=C3N2C4=CC=C(C=C4)Cl)C=C1NC5=CC=C(C=C5)Cl

Ordering Information

Biological Activity

Clofazimine is a riminophenazine dye possessing antimicrobial and anti-inflammatory activities. It functions in part by intercalating into bacterial DNA and stimulating cellular phospholipase A2 activity, leading to membrane dysfunction and generation of antimicrobial reactive oxygen species. Additionally, clofazimine suppresses Wnt/beta-catenin signaling pathway activation, inhibiting cell proliferation and downstream transcriptional programs in target cells. [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 5 mg/mL (10.56 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Water Insoluble
Ethanol 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).

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Note: Technical data last updated: Sep 1, 2026.