Description
Rhodamine 123 (RH-123; R-22420) is a fluorescent dye (λex=503 nm, λem=527 nm).
Product information
CAS Number: 62669-70-9
Molecular Weight: 380.82
Formula: C21H17ClN2O3
Chemical Name: 3,6-diamino-9-[2-(methoxycarbonyl)phenyl]-10λ⁴-xanthen-10-ylium chloride
Smiles: [Cl-].COC(=O)C1=CC=CC=C1C1=C2C=CC(N)=CC2=[O+]C2C=C(N)C=CC=21
InChiKey: TUFFYSFVSYUHPA-UHFFFAOYSA-M
InChi: InChI=1S/C21H17N2O3.ClH/c1-25-21(24)15-5-3-2-4-14(15)20-16-8-6-12(22)10-18(16)26-19-11-13(23)7-9-17(19)20;/h2-11H,22-23H2,1H3;1H/q+1;/p-1
Technical Data
Appearance: Solid Power
Purity: ≥98% (or refer to the Certificate of Analysis)
Solubility: DMSO : 100 mg/mL (262.59 mM; Need ultrasonic).
Shipping Condition: Shipped under ambient temperature as non-hazardous chemical or refer to Certificate of Analysis
Storage Condition: Dry, dark and -20 oC for 1 year or refer to the Certificate of Analysis.
Shelf Life: ≥12 months if stored properly.
Stock Solution Storage: 0 - 4 oC for 1 month or refer to the Certificate of Analysis.
Drug Formulation: To be determined
HS Tariff Code: 382200
How to use
In Vitro:
The intensity of R123 fluorescence has a peak at concentration of 50 μM, and decreases to zero at higher concentrations due to self-quenching.
Products are for research use only. Not for human use.
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