14513

1,2-Bis(2-aminophenoxy)ethane-N,N,N′,N′-tetraacetic acid tetrasodium salt

≥95% (HPLC)

• Synonim(y): 1,2-Bis (2-aminophenoxy) ethane-N,N,N′,N′-tetraacetic acid tetrasodium salt, BAPTA-Na₄, Tetrasodium 1,2-bis(2-aminophenoxy)ethane-N,N,N′,N′-tetraacetate
• Wzór empiryczny (zapis Hilla): C₂₂H₂₀N₂Na₄O₁₀
• Numer CAS: 126824-24-6
• Masa cząsteczkowa: 564.36
• UNSPSC Code: 12352106
• NACRES: NA.32
• PubChem Substance ID: 57647167
• MDL number: MFCD00067691
• Beilstein/REAXYS Number: 8818619
• Assay: ≥95% (HPLC)
• Form: powder

Właściwości

• Quality Segment: 200
• assay: ≥95% (HPLC)
• form: powder
• impurities: ≤12.5% water
• solubility: H₂O: 10 mg/mL, clear, faintly yellow
• fluorescence: λ_ex 254 nm; λ_em 363 nm in H₂O, λ_ex 274 nm; λ_em 363 nm (with calcium)
• storage temp.: −20°C
• SMILES string: [Na+].[Na+].[Na+].[Na+].[O-]C(=O)CN(CC([O-])=O)c1ccccc1OCCOc2ccccc2N(CC([O-])=O)CC([O-])=O
• InChI: 1S/C22H24N2O10.4Na/c25-19(26)11-23(12-20(27)28)15-5-1-3-7-17(15)33-9-10-34-18-8-4-2-6-16(18)24(13-21(29)30)14-22(31)32;;;;/h1-8H,9-14H2,(H,25,26)(H,27,28)(H,29,30)(H,31,32);;;;/q;4*+1/p-4
• InChI key: ZWSMLJACYSGFKD-UHFFFAOYSA-J

Opis

Application

BAPTA-Na₄ is a fluorescent compound utilized to determine free Ca2+ by performing fluorescence emission scans at an excitation wavelength of 299 nm and measuring the emission wavelength at 360 nm .

suitable as Ca²⁺-indicator (fluorescence suppressed by Ca²⁺)

Other Notes

Chelator with a greater selectivity for calcium compared with magnesium (spectrophotometric monitoring):

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Informacja o środkach bezpieczeństwa

• Klasa składowania: 11 - Combustible Solids
• wgk: WGK 3
• flash_point_f: Not applicable
• flash_point_c: Not applicable
• ppe: Eyeshields, Gloves, type N95 (US)