| Tris-NTA, can be used as a chelating agent for fluorescence labeling of histidine-tagged proteins to lipid membranes, which is a powerful mean for studying and monitoring protein interaction in cells. Synonyms: (alpha1S,alpha4S,alpha8S)-11-(6-Amino-1-oxohexyl)-alpha1,alpha4,alpha8-tris[bis(carboxymethyl)amino]-delta1,delta4,delta8-trioxo-1,4,8,11-tetraazacyclotetradecane-1,4,8-tripentanoic Acid Trifluoroacetic Acid Salt, (alphaS,alphaS,alphaS)-11-(6-Amino-1-oxohexyl)-alpha,alpha,alpha-tris[bis(carboxymethyl)amino]-delta,delta,delta-trioxo-1,4,8,11-tetraazacyclotetradecane-1,4,8-tripentanoic Acid Trifluoroacetic Acid Salt CAS Number: 862778-60-7 (free acid) Molecular Formula: C45H69F3N8O24 Molecular Weight: 1163.06 Purity: 94% Appearance: White to off-white solid Solubility: Methanol (Slightly), Water (Slightly) Melting Point: >170C (dec.) (lit) Atmosphere: Inert Method for Determining Identity: Proton NMR Spectroscopic and Mass Spectrometric Analysis TLC Conditions: C18, Methanol: Water=9:1, Visualized with Ninhydrin, Rf=0.25 Elemental Analysis: Calculated: %C: 46.47, %H: 5.98, %N: 9.63 TFA Content (Ion Chromatography): As Reported Storage and Stability: May be stored at RT for short-term only. Long-term storage is recommended at -20C. Stable for 6 months after receipt. For maximum recovery of product, centrifuge the original vial prior to removing the cap. Hygroscopic. Store under inert atmosphere. |
