IGF-2 (33-40) (trifluoroacetate salt)

IGF-2 (33-40) is a peptide fragment of insulin-like growth factor 2 (IGF-2). It has been used in the development of antibodies against IGF-2. Formal Name: (L-seryl-L-arginyl-L-valyl-L-seryl-L-arginyl-L-arginyl-L-seryl-L-arginine), trifluoroacetate salt. Synonyms: H-Ser-Arg-Val-Ser-Arg-Arg-Ser-Arg-OH Insulin-like Growth Factor 2. Molecular Formula: C38H74N20O12  XCF3COOH. Formula Weight: 1003.1. Purity: >98%. Formulation (Request formulation change): A solid. Peptide Sequence: H-SRVSRRSR-OH. Solubility: Water: Slightly soluble: 0.1-1 mg/ml. SMILES: N=C(N)NCCC[C@@H](C(O)=O)NC([C@H](CO)NC([C@H](CCCNC(N)=N)NC([C@H](CCCNC(N)=N)NC([C@H](CO)NC([C@H](C(C)C)NC([C@@H](NC([C@@H](N)CO)=O)CCCNC(N)=N)=O)=O)=O)=O)=O)=O.O=C(O)C(F)(F)F. InChi Code: InChI=1S/C38H74N20O12.C2HF3O2/c1-18(2)26(58-30(65)22(9-5-13-50-37(44)45)52-27(62)19(39)15-59)33(68)57-25(17-61)31(66)54-20(7-3-11-48-35(40)41)28(63)53-21(8-4-12-49-36(42)43)29(64)56-24(16-60)32(67)55-23(34(69)70)10-6-14-51-38(46)47,3-2(4,5)1(6)7/h18-26,59-61H,3-17,39H2,1-2H3,(H,52,62)(H,53,63)(H,54,66)(H,55,67)(H,56,64)(H,57,68)(H,58,65)(H,69,70)(H4,40,41,48)(H4,42,43,49)(H4,44,45,50)(H4,46,47,51),(H,6,7)/t19-,20-,21-,22-,23-,24-,25-,26-,/m0./s1. InChi Key: OKEHTYAHELZDLK-QMRFRQQMSA-N. Storage: -20°C. Stability: > 4 years.