Small molecules & peptides

Pentetreotide trifluoroacetate

Precursor for radiolabelled Pentreotide

DTPA-octreotide; DTPA-SMS; SDZ 215-811; Pentetreotide; CA index name: L-Cysteinamide, N-[2-[[2-bis(carboxymethyl)amino]-ethyl](carboxymethyl)amino]ethyl]-N-(carboxymethyl)glycyl-D-phenylalanyl-L-cysteinyl- L-phenylalanyl-D-tryptophyl-L-lysyl-L-threonyl-N-[(1R,2R)-2-hydroxy-1-(hydroxymethyl)propyl]-, cyclic (3→8)-disulfide

Sequence: DTPA-D-Phe-Cys-Phe-D-Trp-Lys-Thr-Cys-Thr(ol), cyclic disulfide; DTPA = residue of N-diethylentriamine-N,N,N',N'',N''-pentaacetic acid; Supplied as trifluoroacetate salt


Research Chemical


Molar mass 1394.57

CAS RN [138661-02-6] (net peptide)

Purity ≥ 95 %

  • Colorless to off-white freeze-dried solid


CoA: appearance, MS (identity), HPLC (purity)


Myssiorek D. et al. ¹¹¹Indium pentetreotide imaging in the evalution of head and neck tumors. Laryngoscope 2005, 115, 1707–1716.

Rambaldi P.F. et al. The present and future role of ¹¹¹In pentetreotide in the PET era. Q. J. Nucl. Med.Mol. Imaging. 2005, 49, 225–235.

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