Nabriva’s lefamulin, BC 3781

Nabriva’s lefamulin, BC 3781

Nabriva’s lefamulin receives FDA fast-track status to treat CABP and ABSSS
Austria-based Nabriva Therapeutics has received qualified infectious disease product (QIDP) and fast-track status designation from the US Food and Drug Administration for its lefamulin (BC 3781).

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http://www.pharmaceutical-technology.com/news/newsnabrivas-lefamulin-receives-fda-fast-track-status-to-treat-cabp-and-absssi-4399182?WT.mc_id=DN_News

 http://newdrugapprovals.org/2014/10/10/nabrivas-lefamulin-bc-3781-receives-fda-fast-track-status-to-treat-cabp-and-absssi/

BC-3781

Topical pleuromutilin antibiotic agent

Gram-positive, including MRSA, PHASE 2 COMPLETED,Infection, acute bacterial skin and skin structure (ABSSSI)

Nabriva (Austria), Nabriva Therapeutics AG

BC-3781

cas 1061872-97-6

UNII-61H04Z5F9K

(3aS,4R,5S,6S,8R,9R,9aR,10R)-5-Hydroxy-4,6,9,10-tetramethyl-1-oxo-6-vinyldecahydro-3a,9-propanocyclopenta[8]annulen-8-yl [[(1R,2R,4R)-4-amino-2-hydroxycyclohexyl]sulfanyl]acetate;

14-O-[2-[(1R,2R,4R)-4-Amino-2-hydroxycyclohexylsulfanyl]acetyl]mutilin

http://newdrugapprovals.org/2014/10/10/nabrivas-lefamulin-bc-3781-receives-fda-fast-track-status-to-treat-cabp-and-absssi/

http://www.google.com/patents/WO2008113089A1?cl=en

lH NMR (400 MHz, CDC13, ppm, inter alia) δ 6.51 – 6.44 (m, 1H), 5.78 (d, J=8Hz, 1H), 5.38 – 5.20 (m, 2H), 3.48 – 3.40 (m, 1H), 3.36 (d, J=7Hz, 1H), 3.25 (AB, J=15Hz, 2H), 2.92 – 2.82 (m, 1H), 2.6 – 2.5 (m, 1H), 1.45 (s, 3H), 1.20 (s, 3H), 0.88 (d, J=7Hz, 3 H), 0.73 (d, J=8Hz, 3H)

MS (ESI, g/mol): m/z 508 [M+H] +