
GB58577
Fluorescin
Also known as 2-(3,6-dihydroxy-9H-xanthen-9-yl)benzoic acid
Fluorescin (catalogue number GB58577) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 518-44-5. Molecular formula C20H14O5, molecular weight 334.32. IUPAC name: 2-(3,6-dihydroxy-9H-xanthen-9-yl)benzoic acid. Supplied in 4 pack sizes, from 1g at ₪203.95 to 100g at ₪5,469.83; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.
ChemicalCAS518-44-5MW334.32FormulaC20H14O5
- CAS number
- 518-44-5
- Molecular weight
- 334.32
- Formula
- C20H14O5
- InChIKey
- MURGITYSBWUQTI-UHFFFAOYSA-N
- Catalogue number
- GB58577
- Brand
- GLPBIO
Computed properties PubChem CID 68205 · XLogP 3.7 · TPSA 87 Ų · H-bond donors 3
- XLogP
- 3.7
- TPSA
- 87 Ų
- H-bond donors
- 3
- H-bond acceptors
- 5
- Rotatable bonds
- 2
- Heavy atoms
- 25
SMILES C1=CC=C(C(=C1)C2C3=C(C=C(C=C3)O)OC4=C2C=CC(=C4)O)C(=O)O
Computed descriptors from PubChem (CID 68205), 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