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Chemical structure of C.I. Direct Blue 53

GC13947

C.I. Direct Blue 53

Also listed as Evans Blue tetrasodium salt

Evans Blue tetrasodium salt is a highly potent inhibitor of the vesicular glutamate uptake (IC50=87nM)

ChemicalCAS314-13-6MW960.82FormulaC34H24N6Na4O14S4
CAS number
314-13-6
Molecular weight
960.82
Formula
C34H24N6Na4O14S4
Solubility
≥ 192·4 mg/mL in DMSO, ≥ 213·8 mg/mL in Water
InChIKey
ATNOAWAQFYGAOY-UHFFFAOYSA-J
Catalogue number
GC13947
Brand
GLPBIO
Computed properties PubChem CID 9409 · TPSA 404 Ų · H-bond donors 4 · H-bond acceptors 20
TPSA
404 Ų
H-bond donors
4
H-bond acceptors
20
Rotatable bonds
5
Heavy atoms
62

SMILES CC1=C(C=CC(=C1)C2=CC(=C(C=C2)N=NC3=C(C4=C(C=C3)C(=CC(=C4N)S(=O)(=O)[O-])S(=O)(=O)[O-])O)C)N=NC5=C(C6=C(C=C5)C(=CC(=C6N)S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Na+].[Na+].[Na+].[Na+]

Computed descriptors from PubChem (CID 9409), 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.