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Chemical structure of WSP-5

GC45162

WSP-5

Also known as [3-oxo-6'-[2-(pyridin-2-yldisulfanyl)benzoyl]oxyspiro[2-benzofuran-1,9'-xanthene]-3'-yl] 2-(pyridin-2-yldisulfanyl)benzoate

WSP-5 (Washington State Probe-5) is a fluorescent probe containing active disulfide groups, specifically designed for rapid detection of hydrogen sulfide (H2S) in biological samples and within cells

ChemicalCAS1593024-78-2MW822.9FormulaC44H26N2O7S4
CAS number
1593024-78-2
Molecular weight
822.9
Formula
C44H26N2O7S4
Solubility
25 mg/ml in DMSO, 30 mg/ml in DMF
InChIKey
DSMMZTASSIAQPQ-UHFFFAOYSA-N
Catalogue number
GC45162
Brand
GLPBIO
Computed properties PubChem CID 125181269 · XLogP 9.7 · TPSA 215 Ų · H-bond donors 0
XLogP
9.7
TPSA
215 Ų
H-bond donors
0
H-bond acceptors
13
Rotatable bonds
12
Heavy atoms
57

SMILES C1=CC=C2C(=C1)C(=O)OC23C4=C(C=C(C=C4)OC(=O)C5=CC=CC=C5SSC6=CC=CC=N6)OC7=C3C=CC(=C7)OC(=O)C8=CC=CC=C8SSC9=CC=CC=N9

Computed descriptors from PubChem (CID 125181269), 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.