Clinical data
Routes of
Intramuscular injection
Synonyms LEO-1727; 19-Nortestosterone 17β-N-(2-chloroethyl)-N-nitrosocarbamate; Nandrolone chloroethylnitrosocarbamate
CAS Number 54025-36-4
PubChem (CID) 40974
ChemSpider 37401
Chemical and physical data
Formula C21H29ClN2O4
Molar mass 408.91896 g/mol
3D model (Jmol) Interactive image

LS-1727, also known as 19-nortestosterone (nandrolone) 17β-N-(2-chloroethyl)-N-nitrosocarbamate, is a synthetic androgen and anabolic steroid and a nitrosocarbamate (nitrogen mustard)[1] ester of nandrolone that was developed as an alkylating antineoplastic agent but was never marketed.[2][3][4]

See also


  1. Reynolds RC, Tiwari A, Harwell JE, Gordon DG, Garrett BD, Gilbert KS, Schmid SM, Waud WR, Struck RF (2000). "Synthesis and evaluation of several new (2-chloroethyl)nitrosocarbamates as potential anticancer agents". J. Med. Chem. 43 (8): 1484–8. PMID 10780904.
  2. J. Elks (14 November 2014). The Dictionary of Drugs: Chemical Data: Chemical Data, Structures and Bibliographies. Springer. pp. 660–. ISBN 978-1-4757-2085-3.
  3. Müntzing J, Kirdani RY, Williams PD, Murphy GP (1981). "Effect of LS 1727, a nitrosocarbamate of 19-nortestosterone, on the R-3327 rat prostatic adenocarcinoma". Res. Commun. Chem. Pathol. Pharmacol. 32 (2): 309–16. PMID 7244365.
  4. Hartley-Asp B, Wilkinson R, Venitt S, Harrap KR (1981). "Studies on the mechanism of action of LS 1727, a nitrosocarbamate of 19-nortestosterone". Acta Pharmacol Toxicol (Copenh). 48 (2): 129–38. PMID 6167141.

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