Tracer library / [18F]JK-PSMA-7

[18F]JK-PSMA-7

Also written as (((S)-1-carboxy-5-(6-([18F]fluoro)-2-methoxynicotinamido)pentyl)carbamoyl)-L-glutamic acid; [18F]JK-PSMA-7; [18F]JK-PSMA7; [F-18]JK-PSMA-7; [F-18]JK-PSMA7
Radionuclide
F-18 t½ 109.77 min
Modality
PET
Production route
—
Stage
—
Syntheses indexed
2

What it is

Compound class
Urea-based PSMA-targeting small molecule (Lys-urea-Glu inhibitor)
Target / mechanism
Prostate-specific membrane antigen (PSMA) inhibitor PMID 34370181
Clinical application
PET imaging of PSMA expression in prostate cancer and investigational use in soft tissue sarcoma PMID 39861180
Theranostic pair
—

Published syntheses

ModuleCassettePurificationYield %RCP %Precursor / supplierSource
AllinOne (AiO)
Trasis
vendor cassetteHPLC+SPE58%
not corrected
>99%5-(((S)-6-(tert-butoxy)-5-(3-((S)-1,5-di-ter…5-(((S)-6-(tert-butoxy)-5-(3-((S)-1,5-di-tert-butoxy-1,5-dioxopentan-2-yl)ureido)-6-oxohexyl)carbamoyl)-6-methoxy-N,N,N-trimethylpyridin-2-ammonium triflate (5)
Trasis
39861180
2025 Pharmaceuticals (Basel)
the versatile cassette-based Trasis AllinOne (AIO) synthesizer - The total activity yield of [18F]JK-PSMA-7 ([18F]4) obtained using the AIO system was 38.9 ± 4.0% (n = 260; radiochemical yield of 58%)
Manual synthesis—————34370181
2022 Mol Imaging Biol
[68Ga]Ga-PSMA-11 and [18F]F-JK-PSMA-7 were labeled according to standard protocols, which have been published elsewhere [18].

Clinical literature

Clinical studies in the indexed corpus, ordered by design (multicentre, prospective, retrospective, others, case reports last) and then by year. Titles and links only, as published; this is not a summary of the evidence.

  1. PSMA expression and PSMA PET/CT imaging in metastatic soft tissue sarcoma patients, results of a prospective study.
    2025 · Eur J Nucl Med Mol Imaging · Prospective

Precursor

Common precursor
—
Suppliers seen in the literature
—
Cited suppliers in indexed syntheses
Trasis
Typical final purification
—

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Quality control Preliminary - inferred from compound class

Ph. Eur. monograph
not verified No Ph. Eur. check is recorded for this entry.
USP monograph
not verified No USP check is recorded for this entry.
AppearancepHRCP HPLCRCP TLCHPLC UVRadionuclidic (HPGe)Half-lifeActivityEndotoxins (LAL)SterilityFilter integrityMolar activity
How this set was arrived at. base set per Ph. Eur. general monograph 0125 (rule); receptor ligand with a saturable target -> molar activity (rule); organic-phase radiosynthesis assumed from isotope/compound class, no synthesis data confirming it -> GC residual solvents (preliminary); conventional nucleophilic 18F-fluorination assumed from isotope/compound class, no synthesis data confirming K222 use -> Kryptofix test (preliminary)

Tests listed by reference only. Monograph texts are copyrighted and are not reproduced here. How these are derived

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Notes

Added from reverse module search (stage 6); 5 article(s) with F-18. | Stage 28: added indication(s) onc-sarcoma from consolidated missing-rubric review.
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