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Chemical structure of Acid Red 87 potassium

GB61390

Acid Red 87 potassium

Also listed as Tetrabromofluorescein Potassium Salt,85·00%

Acid Red 87 potassium (catalogue number GB61390) is a research-grade chemical available from LABO Scientific in Israel, CAS registry number 56897-54-2. Molecular formula C20H6Br4K2O5, molecular weight 724.07. IUPAC name: dipotassium;2-(2,4,5,7-tetrabromo-3-oxido-6-oxoxanthen-9-yl)benzoate. Supplied as 5g at ₪375.26; the final price is confirmed on your quote, and the lot certificate of analysis and safety data sheet are emailed with your order confirmation.

ChemicalCAS56897-54-2MW724.07FormulaC20H6Br4K2O5
CAS number
56897-54-2
Molecular weight
724.07
Formula
C20H6Br4K2O5
InChIKey
GZAAPEKTGHKWRZ-UHFFFAOYSA-L
Catalogue number
GB61390
Brand
GLPBIO
Computed properties PubChem CID 12598436 · TPSA 89.5 Ų · H-bond donors 0 · H-bond acceptors 5
TPSA
89.5 Ų
H-bond donors
0
H-bond acceptors
5
Rotatable bonds
1
Heavy atoms
31

SMILES C1=CC=C(C(=C1)C2=C3C=C(C(=O)C(=C3OC4=C(C(=C(C=C24)Br)[O-])Br)Br)Br)C(=O)[O-].[K+].[K+]

Computed descriptors from PubChem (CID 12598436), 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.