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Chemical structure of Eosin Y

GC64994

Eosin Y

Also known as 2',4',5',7'-tetrabromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one

Eosin Y (catalogue number GC64994) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 15086-94-9. Molecular formula C20H8Br4O5, molecular weight 647.89. IUPAC name: 2',4',5',7'-tetrabromo-3',6'-dihydroxyspiro[2-benzofuran-3,9'-xanthene]-1-one. Supplied in 2 pack sizes, from 10g at ₪44.87 to 25g at ₪73.42; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS15086-94-9MW647.89FormulaC20H8Br4O5
CAS number
15086-94-9
Molecular weight
647.89
Formula
C20H8Br4O5
Solubility
DMSO ： 250 mg/mL (385·87 mM; Need ultrasonic)
InChIKey
DBZJJPROPLPMSN-UHFFFAOYSA-N
Catalogue number
GC64994
Brand
GLPBIO
Computed properties PubChem CID 27020 · XLogP 6.2 · TPSA 76 Ų · H-bond donors 2
XLogP
6.2
TPSA
76 Ų
H-bond donors
2
H-bond acceptors
5
Rotatable bonds
0
Heavy atoms
29

SMILES C1=CC=C2C(=C1)C(=O)OC23C4=CC(=C(C(=C4OC5=C(C(=C(C=C35)Br)O)Br)Br)O)Br

Computed descriptors from PubChem (CID 27020), 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.