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Chemical structure of Fluorescein 5-isothiocyanate

GC12317

Fluorescein 5-isothiocyanate

Also listed as FITC, Fluorescein isothiocyanate

FITC (Fluorescein isothiocyanate) is the most commonly used green fluorescent dye derivative in biological research and is widely used in flow cytometry experiments to stain proteins, cell nuclei and subnuclear particles· The maximum excitation/emission wavelengths of FITC are 495/519 nm respectively

ChemicalCAS3326-32-7MW389.38FormulaC21H11NO5S
CAS number
3326-32-7
Molecular weight
389.38
Formula
C21H11NO5S
Solubility
≥ 38·9mg/mL in DMSO
InChIKey
MHMNJMPURVTYEJ-UHFFFAOYSA-N
Catalogue number
GC12317
Brand
GLPBIO
Computed properties PubChem CID 18730 · XLogP 4.8 · TPSA 120 Ų · H-bond donors 2
XLogP
4.8
TPSA
120 Ų
H-bond donors
2
H-bond acceptors
7
Rotatable bonds
1
Heavy atoms
28

SMILES C1=CC2=C(C=C1N=C=S)C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O

Computed descriptors from PubChem (CID 18730), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.