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Chemical structure of 2',4',5',7'-Tetrabromo-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid

GB53358

2',4',5',7'-Tetrabromo-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid

Also known as 2',4',5',7'-tetrabromo-3',6'-dihydroxy-1-oxospiro[2-benzofuran-3,9'-xanthene]-5-carboxylic acid

2',4',5',7'-Tetrabromo-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid (catalogue number GB53358) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 3561-24-8. Molecular formula C21H8Br4O7, molecular weight 691.9. IUPAC name: 2',4',5',7'-tetrabromo-3',6'-dihydroxy-1-oxospiro[2-benzofuran-3,9'-xanthene]-5-carboxylic acid. Supplied as 250mg at ₪6,493.63; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS3561-24-8MW691.9FormulaC21H8Br4O7
CAS number
3561-24-8
Molecular weight
691.9
Formula
C21H8Br4O7
InChIKey
FPDSBVLLOWTCAO-UHFFFAOYSA-N
Catalogue number
GB53358
Brand
GLPBIO
Computed properties PubChem CID 67593358 · XLogP 5.7 · TPSA 113 Ų · H-bond donors 3
XLogP
5.7
TPSA
113 Ų
H-bond donors
3
H-bond acceptors
7
Rotatable bonds
1
Heavy atoms
32

SMILES C1=CC2=C(C=C1C(=O)O)C3(C4=CC(=C(C(=C4OC5=C(C(=C(C=C53)Br)O)Br)Br)O)Br)OC2=O

Computed descriptors from PubChem (CID 67593358), 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.