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J64510 Azido-PEG3-carboxytetramethylrhodamine 110 conjugate

CAS Number
Azide-Fluor 545

Stock No. Size Price ($) Quantity Availability
J64510-#0 5mg 206.00
J64510-MB 25mg 656.00
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Azido-PEG3-carboxytetramethylrhodamine 110 conjugate


Chemical Properties

Formula Weight
Storage & Sensitivity
Store at -20°C.
Soluble in water


Azido-PEG3-carboxytetramethylrhodamine is used as a water soluble azide functionalized- TAMRA dye. The water-soluble PEG spacer minimizes the interaction between the dye and the biomolecule to be labeled, used to detect or label alkyne- or cyclooctyne-containing molecules or biomolecules by fluorescence spectroscopy following an azide-alkyne click chemistry reaction.


Absorbance maximum at 546nm; maximum emission at 565nm. Extinction coefficient: 92,000 per cm per M.

GHS Hazard and Precautionary Statements

Hazard Statements: H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Precautionary Statements: P261-P264b-P271-P280-P302+P352-P304+P340-P305+P351+P338-P312-P332+P313-P337+P313-P362-P501c

Avoid breathing dust/fume/gas/mist/vapours/spray. Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If skin irritation occurs: Get medical advice/attention. If eye irritation persists: Take off contaminated clothing and wash before reuse. Dispose of contents/ container to an approved waste disposal plant

Other References

Harmonized Tariff Code


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