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(+)-(R,Z)-5-Muscenone and (-)-(R)-muscone by enantioselective aldol reaction and Grob fragmentation.
Chemistry. 2010 Feb 22;16(8):2487-95. doi: 10.1002/chem.200902774.
Chemistry. 2010.
PMID: 20077541
Enantioselective intramolecular aldol addition/dehydration reaction of a macrocyclic diketone: synthesis of the musk odorants (R)-muscone and (R,Z)-5-muscenone.
Knopff O, Kuhne J, Fehr C.
Knopff O, et al.
Angew Chem Int Ed Engl. 2007;46(8):1307-10. doi: 10.1002/anie.200604518.
Angew Chem Int Ed Engl. 2007.
PMID: 17211908
No abstract available.
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Tandem asymmetric conjugate addition--silylation of enantiomerically enriched zinc enolates. Synthetic importance and mechanistic implications.
Knopff O, Alexakis A.
Knopff O, et al.
Org Lett. 2002 Oct 31;4(22):3835-7. doi: 10.1021/ol026644o.
Org Lett. 2002.
PMID: 12599471
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Amination of grignard reagents with retention of configuration.
Hoffmann RW, Hölzer B, Knopff O.
Hoffmann RW, et al. Among authors: knopff o.
Org Lett. 2001 Jun 14;3(12):1945-8. doi: 10.1021/ol0160248.
Org Lett. 2001.
PMID: 11405751
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Asymmetric Synthesis of a Chiral Secondary Grignard Reagent This study was supported by the Deutsche Forschungsgemeinschaft (SFB 260 and Graduiertenkolleg "Metallorganische Chemie") and the Fonds der Chemischen Industrie.
Hoffmann RW, Hölzer B, Knopff O, Harms K.
Hoffmann RW, et al. Among authors: knopff o.
Angew Chem Int Ed Engl. 2000 Sep 1;39(17):3072-3074. doi: 10.1002/1521-3773(20000901)39:17<3072::aid-anie3072>3.0.co;2-4.
Angew Chem Int Ed Engl. 2000.
PMID: 11028035
No abstract available.
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Formation of Rearranged Grignard Reagents by Carbenoid-C-H Insertion This study was supported by the Deutsche Forschungsgemeinschaft (SFB 260).
Hoffmann RW, Knopff O, Kusche A.
Hoffmann RW, et al. Among authors: knopff o.
Angew Chem Int Ed Engl. 2000 Apr;39(8):1462-1464. doi: 10.1002/(sici)1521-3773(20000417)39:8<1462::aid-anie1462>3.0.co;2-b.
Angew Chem Int Ed Engl. 2000.
PMID: 10777642
No abstract available.
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Reactivating potency of obidoxime, pralidoxime, HI 6 and HLö 7 in human erythrocyte acetylcholinesterase inhibited by highly toxic organophosphorus compounds.
Worek F, Widmann R, Knopff O, Szinicz L.
Worek F, et al. Among authors: knopff o.
Arch Toxicol. 1998 Mar;72(4):237-43. doi: 10.1007/s002040050495.
Arch Toxicol. 1998.
PMID: 9587020
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