CAS No. 99896-85-2

Batch: Purity:98.8
RGD peptide (Arg-Gly-Asp) Chemical Structure
Chemical Structure
Check the RGD peptide (Arg-Gly-Asp) product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

IUPAC Name (2S)-2-[[2-[[(2S)-2-amino-5-(diaminomethylideneamino)pentanoyl]amino]acetyl]amino]butanedioic acid
CAS Number 99896-85-2
Molecular Formula

C12H22N6O6

Molecular Weight (MW) 346.34
SMILES C(CC(C(=O)NCC(=O)NC(CC(=O)O)C(=O)O)N)CN=C(N)N
InChIKey IYMAXBFPHPZYIK-BQBZGAKWSA-N

Ordering Information

Biological Activity

RGD peptide (Arg-Gly-Asp) is a cell adhesion motif that functions as a synthetic mimic of extracellular matrix adhesion proteins by binding to integrin receptors. Through its direct interaction with cell-surface integrins, RGD peptide modulates focal adhesion complex formation and downstream integrin-mediated signaling pathways. Consequently, it inhibits cell attachment, cell migration, and tumor cell invasion by competitively blocking the binding of integrins to native matrix proteins such as fibronectin and vitronectin. [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
Water 22 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?
  • 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.