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Chemical structure of 5(6)-Nitrofluorescein

GB56208

5(6)-Nitrofluorescein

Also known as 3',6'-dihydroxy-5-nitrospiro[2-benzofuran-3,9'-xanthene]-1-one;3',6'-dihydroxy-6-nitrospiro[2-benzofuran-3,9'-xanthene]-1-one

5(6)-Nitrofluorescein (catalogue number GB56208) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 78512-32-0. Molecular formula C40H22N2O14, molecular weight 754.61. IUPAC name: 3',6'-dihydroxy-5-nitrospiro[2-benzofuran-3,9'-xanthene]-1-one;3',6'-dihydroxy-6-nitrospiro[2-benzofuran-3,9'-xanthene]-1-one. Supplied in 2 pack sizes, from 1g at ₪265.13 to 5g at ₪913.68; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS78512-32-0MW754.61FormulaC40H22N2O14
CAS number
78512-32-0
Molecular weight
754.61
Formula
C40H22N2O14
InChIKey
CWQHWMURPVUPBA-UHFFFAOYSA-N
Catalogue number
GB56208
Brand
GLPBIO
Computed properties PubChem CID 154730387 · TPSA 244 Ų · H-bond donors 4 · H-bond acceptors 14
TPSA
244 Ų
H-bond donors
4
H-bond acceptors
14
Rotatable bonds
0
Heavy atoms
56

SMILES C1=CC2=C(C=C1[N+](=O)[O-])C3(C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O)OC2=O.C1=CC2=C(C=C1[N+](=O)[O-])C(=O)OC23C4=C(C=C(C=C4)O)OC5=C3C=CC(=C5)O

Computed descriptors from PubChem (CID 154730387), 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.