CAS No. 4342-03-4

Batch: Purity:99.89
Dacarbazine Chemical Structure
Chemical Structure
Check the Dacarbazine product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name 4-[(E)-dimethylaminodiazenyl]-1H-imidazole-5-carboxamide
CAS Number 4342-03-4
Molecular Formula

C6H10N6O

Molecular Weight (MW) 182.18
SMILES CN(C)N=NC1=C(NC=N1)C(=O)N
InChIKey FDKXTQMXEQVLRF-ZHACJKMWSA-N

Biological Activity

Dacarbazine is a triazene derivative and antineoplastic alkylating agent that targets genomic DNA by forming adducts and inducing DNA cross-linking across all cell cycle phases. By impairing normal nucleic acid template function and disrupting DNA replication, dacarbazine triggers robust cell cycle arrest and activates intrinsic apoptotic pathways to inhibit proliferation in various cancer cell types. [1]

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 12 mg/mL (65.86 mM)
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO. The recommended stock concentration is 10 mM in DMSO.)
Water 2 mg/mL (超声加热十分钟,60℃)
Ethanol 1 mg/mL
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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Reference

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