![Chemical structure of 2',4',5',7'-Tetrabromo-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-6-carboxylic acid](https://pub-57aadb51ed7d490d8ab1a98862827725.r2.dev/GB53358.png)
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.
- 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.
- Questions
- WhatsApp · +972-55-990-7576 · orders@labo.co.il