Asymmetric intermolecular cyclopropanation of alkenes by diazoketones catalyzed by Halterman iron porphyrins

Tetrahedron Letters

Volumn 50, Issue 36, 2009, Pages 5149-5151

  Nicolas, Irène ^a   Roisnel, Thierry ^a   Maux, Paul Le ^a   Simonneaux, Gérard ^a  

^a UNIVERSITÉ DE RENNES 1   (France)

Author keywords

Asymmetric cyclopropanation; Cyclopropyl ketones; Diazoketone; Halterman porphyrin; Iron

Indexed keywords

ALKENE DERIVATIVE; ANILINE DERIVATIVE; AZO COMPOUND; CARBENOID; IRON DERIVATIVE; KETONE DERIVATIVE; PORPHYRIN DERIVATIVE; STYRENE DERIVATIVE;

ADDITION REACTION; ARTICLE; CATALYSIS; CATALYST; CHIRALITY; CRYSTAL STRUCTURE; CYCLOPROPANATION; ENANTIOSELECTIVITY; OPTICAL ROTATION; QUANTUM YIELD; REACTION ANALYSIS; REACTION TIME;

EID: 67650470438     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.tetlet.2009.06.131     Document Type: Article

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21. 3, 200 MHz) δ 1.53 (d, J = 6.8 Hz,3H), 4.76 (s, 1H), 5.18 (q, J = 6.6 Hz, 1H), 6.72 (d, J = 8.2 Hz, 2H), 6.76 (t, J = 8.0 Hz, 1H), 7.23 (t, J = 7.8 Hz, 2H), 7.52-7.66 (m, 3H), 8.06 (d, J = 8.0 Hz, 2H).