CAS No. 22232-54-8

Batch: Purity:99.94
Carbimazole Chemical Structure
Chemical Structure
Check the Carbimazole product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 22232-54-8
Molecular Formula

C7H10N2O2S

Molecular Weight (MW) 186.23
SMILES CCOC(=O)N1C=CN(C1=S)C

Ordering Information

Biological Activity

Carbimazole is an imidazole antithyroid agent that acts as a prodrug for methimazole to inhibit thyroid peroxidase. By targeting thyroid peroxidase, it blocks the organification of iodide and coupling of iodotyrosines on thyroglobulin. This inhibition decreases the biosynthesis of thyroid hormones triiodothyronine and thyroxine, downstream reducing hormone secretion and modulating thyroid follicular cell pathway signaling.

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 38 mg/mL (204.04 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Ethanol 15 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).

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