Gentamicin Chemical Structure (2D and 3D)

2D Structure

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2D chemical structural formula diagram.

3D Structure

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This 3D model represents a theoretically simulated conformation and is for reference only.

Check the Gentamicin product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name	2-[4,6-diamino-3-[3-amino-6-[1-(methylamino)ethyl]oxan-2-yl]oxy-2-hydroxycyclohexyl]oxy-5-methyl-4-(methylamino)oxane-3,5-diol
CAS Number	1403-66-3
Molecular Formula	C₆₀H₁₂₃N₁₅O₂₁
Molecular Weight (MW)	1390.71
SMILES	CNC(C)C1CCC(N)C(O1)OC2C(N)CC(N)C(OC3OCC(C)(O)C(NC)C3O)C2O.CNC4C(O)C(OCC4(C)O)OC5C(N)CC(N)C(OC6OC(CN)CCC6N)C5O.CNC7C(O)C(OCC7(C)O)OC8C(N)CC(N)C(OC9OC(CCC9N)C(C)N)C8O
InChIKey	CEAZRRDELHUEMR-UHFFFAOYSA-N

Concentration Volume Mass

Batch:

All in vitro solubility values are batch-tested experimental data (non-literature values).

Solvent	Solubility & Note
Water	100 mg/mL
DMSO	Insoluble (Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)
Ethanol	Insoluble
Water	100 mg/mL
DMSO	Insoluble (Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)
Ethanol	Insoluble
Water	100 mg/mL
DMSO	Insoluble (Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)
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?