IPG-1 AM

IPG-1 AM is a cell-permeable fluorescent potassium indicator. It binds to potassium (Kd = 50 mM) and displays excitation/emission maxima of 525/545 nm, respectively. IPG-1 AM is also available in a cell-impermeable form (Cay-35543).Formal Name: 6-[(acetyloxy)methoxy]-4,5-dichloro-9-[4-[16-(4-formyl-2-methoxyphenyl)-1,4,10,13-tetraoxa-7,16-diazacyclooctadec-7-yl]-3-methoxyphenyl]-3-oxo-3H-xanthene-2,7-dipropanoic acid, 2,7-bis[(acetyloxy)methyl] ester. CAS Number: 1369302-18-0. Synonyms: APG-1 AM, Asante Potassium Green-1 AM, ION Potassium Green-1 AM, IPG-1 Acetoxymethyl ester. Molecular Formula: C55H62Cl2N2O20. Formula Weight: 1142.0. Purity: >90%. Emission: 545 nm. Excitation: 525 nm. Formulation: (Request formulation change), A solid. Solubility: Methanol: Soluble. lambdamax: 472 nm. SMILES: ClC(C(C(CCC(OCOC(C)=O)=O)=C1)=O)=C2C1=C(C3=CC=C(N4CCOCCOCCN(C5=CC=C(C=O)C=C5OC)CCOCCOCC4)C(OC)=C3)C6=CC(CCC(OCOC(C)=O)=O)=C(OCOC(C)=O)C(Cl)=C6O2. InChi Code: InChI=1S/C55H62Cl2N2O20/c1-34(61)73-31-76-47(64)12-8-39-27-41-49(42-28-40(9-13-48(65)77-32-74-35(2)62)53(78-33-75-36(3)63)51(57)55(42)79-54(41)50(56)52(39)66)38-7-11-44(46(29-38)68-5)59-16-20-71-24-22-69-18-14-58(15-19-70-23-25-72-21-17-59)43-10-6-37(30-60)26-45(43)67-4/h6-7,10-11,26-30H,8-9,12-25,31-33H2,1-5H3. InChi Key: CWVRLLIVPHASBB-UHFFFAOYSA-N.