CAS No. 775-06-4

Batch: Purity:99.49
DL-m-Tyrosine Chemical Structure
Chemical Structure
Check the DL-m-Tyrosine product page for in-depth specifications, including solubility, stock solutions, MOA, and working concentrations.

Chemical Information

CAS Number 775-06-4
Molecular Formula

C9H11NO3

Molecular Weight (MW) 181.19
SMILES C1=CC(=CC(=C1)O)CC(C(=O)O)N

Ordering Information

Biological Activity

DL-m-Tyrosine is a structurally unusual non-protein amino acid and potent broad-spectrum phytotoxin exuded by the roots of fine leaf fescue grasses. It acts as an allelochemical that disrupts plant amino acid metabolism and inhibits cell division and seedling growth in competing vegetation, contributing to plant-plant interactions and natural weed suppression in ecological ecosystems. [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 6 mg/mL
DMSO Insoluble
(Moisture-contaminated DMSO may reduce solubility. Use fresh, anhydrous DMSO.)
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).
Note: Technical data last updated: Sep 1, 2026.