Small molecules & peptides

FDHT precursor (GMP)

Precursor for [¹⁸F]FDHT (16β-[¹⁸F]fluoro-5α-dihydrotestosterone)

16α-[[(trifluoromethyl)sulfonyl]oxy]-3,3-(ethylenedioxy)androstan-17-one; [¹⁸F]FDHT precursor

CA index name: Androstane-3,17-dione, 16-[[(trifluoromethyl)sulfonyl]oxy]-, cyclic 3-(1,2-ethanediyl acetal), (5α,16α)-


GMP Product


Molar mass 480.54

CAS RN [141664-05-3]

Purity ≥ 95 %

  • Colorless solid
  • soluble in acetonitrile, chloroform, dichloromethane, dimethyl sulfoxide


CoA: appearance, ¹H NMR spectrum


Liu A. et al. Fluorine-18-Labeled Androgens: Radiochemical Synthesis and Tissue Distribution Studies on Six fluorine-Substituted Androgens, Potential Imaging Agents for Prostatic Cancer. J. Nucl. Med. 1992, 33, 724–734.

Zhou D. et al. Optimization of the preparation of fluorine-18-labeled steroid receptor ligands 16α-[¹⁸F]fluoroestradiol (FES), [¹⁸F]fluoro furanylnorprogesterone (FFNP), and 16β-[¹⁸F]fluoro-5α-dihydrotestosterone (FDHT)as radiopharmaceuticals. J. Label. Compd. Radiopharm. 2014, 5, 371–377 DOI: 10.1002/jlcr.3191

Dehdashti F. et al. Positron tomographic assessment of androgen receptors in prostatic carcinoma. Eur. J. Nucl. Med. Mol. Imaging 2005, 32, 344–350.

Add to inquiry

Product No.Filling amountQuantity
Product No.: 1917

Related products

Product was added