tris-NTA

tris-NTA is a His-tagged protein ligand. It has been used alone, or conjugated to fluorophores, for the purification and detection of His-tagged proteins.Formal Name: (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. CAS Number: 862778-60-7. Synonyms: tris-Nitrilotriacetic Acid. Molecular Formula: C43H72N8O22. Formula Weight: 1053.1. Purity: >95%. Formulation: (Request formulation change), A solid. Solubility: Water: Soluble. SMILES: O=C(CC[C@H]([NH+](CC(O)=O)CC(O)=O)C(O)=O)N1CCN(C(CCCCC[NH3+])=O)CCCN(C(CC[C@H]([NH+](CC(O)=O)CC(O)=O)C(O)=O)=O)CCN(C(CC[C@H]([NH+](CC(O)=O)CC(O)=O)C(O)=O)=O)CCC1. InChi Code: InChI=1S/C43H68N8O22/c44-13-3-1-2-6-31(52)45-14-4-15-47(33(54)11-8-29(42(70)71)50(24-37(60)61)25-38(62)63)20-21-48(34(55)12-9-30(43(72)73)51(26-39(64)65)27-40(66)67)17-5-16-46(19-18-45)32(53)10-7-28(41(68)69)49(22-35(56)57)23-36(58)59/h28-30H,1-27,44H2,(H,56,57)(H,58,59)(H,60,61)(H,62,63)(H,64,65)(H,66,67)(H,68,69)(H,70,71)(H,72,73)/p+4/t28-,29-,30-/m0/s1. InChi Key: SRHQOOQNBLZULK-DTXPUJKBSA-R.