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Merck - 551826-50MG - QUIN 2, Tetrapotassium Salt | CAS 73630-23-6 | Calbiochem | 50MG

  • MFR SKU: 551826-50MG
  • ITEM #: 4147912
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ITEM #: 4147912
QUIN 2, Tetrapotassium^ (2-{[2-bis(Carboxymethyl)amino-5-methylphenoxy]methyl}-6-methoxy-8-bis(carboxymethyl)aminoquinoline, potassium). Yellow solid. PROTECT FROM LIGHT. Binding of Ca2+ leads to a major shift in UV absorption spectrum and a twenty-fold enhancement in fluorescence quantum yield.
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Merck - 551826-50MG - QUIN 2, Tetrapotassium Salt | CAS 73630-23-6 | Calbiochem | 50MG

  • Item #: 4147912
  • MFR SKU: 551826-50MG
  • Overview Binding of Ca 2+ leads to a major shift in UV absorption spectrum and a twenty-fold enhancement in fluorescence quantum yield. TPEN (Cat. No. 616394 ) can be used in conjunction with QUIN 2 to reduce heavy-metal quenching of QUIN 2 fluorescence in cells.
  • Catalogue Number 551826
  • Brand Family Calbiochem®
  • Synonyms 2-{[2- bis (Carboxymethyl)amino-5-methylphenoxy]methyl}-6-methoxy-8- bis (carboxymethyl)aminoquinoline, 4K
  • References Komada, H., et al. 1989. Cell Struct. Funct. 14, 141.
  • Vijayaraghavan, S. and Hoskins, D. 1989. Cell Calcium 10, 241.
  • Arslan, P., et al. 1985. J. Biol. Chem. 260, 2719.
  • Bryant, D.T. 1985. Biochem. J. 226, 613.
  • Grynkiewicz, G., et al. 1985. J. Biol. Chem. 260, 3440.
  • Ashley R.H., et al. 1984. Biochem. J. 219, 149.
  • Tsien, R.Y., et al. 1982. J. Cell Biol. 94, 325.
  • Tsien, R.Y. 1980. Biochemistry 19, 2396.
  • CAS number 73630-23-6
  • ATP Competitive N
  • Form Yellow solid
  • Hill Formula CHNO · 4K
  • Chemical formula CHNO · 4K
  • Reversible N
  • Structure formula Image
  • Quality Level MQ100
  • Primary Target Calcium Probes
  • Purity ≥ 95% by HPLC
  • Cell permeable N
  • Emission max.
  • Excitation max.
  • R Phrase R: 36/37/38
  • Irritating to eyes, respiratory system and skin.
  • S Phrase S: 26-36
  • In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
  • Wear suitable protective clothing.
  • Ship Code Ambient Temperature Only
  • Toxicity Irritant
  • Storage -20° C
  • Protect from Light Protect from light
  • Do not freeze Ok to freeze
  • Special Instructions Following reconstitution, aliquot and freeze (-20° C) under an inert gas, pH >10. Stock solutions are stable for up to 6 months at -20° C.

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