Re:RE: ORGLIST: alpha,alpha dibrom acetophenone

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From: pengbo20002001$##$sohu.com
Date: Thu Nov 03 2005 - 10:36:16 EST


Dear Ilya Avrutov:<p> I found some references on the Beilst database for you. I hope it's useful for you.<p> I am studying at the state key lab of fine chemicals in China and feel excited to communicate with<p> a foreign friend.May be it is god' arrangment to make us recognize each other.<p>Reaction<p>Reaction ID 716405<p>Reactant BRN 605842 1-phenyl-ethanone<p>Product BRN 2044200 2,2-dibromo-1-phenyl-ethanone<p>No. of Reaction Details 11<p>Find similar reactions click here<p>Field Availability List<p>RX Reaction Details 11<p>Reaction Details 1 of 11<p>Reaction Classification Preparation<p>Reagent Br2<p>Solvent diethyl ether<p>Temperature 20 C<p>Ref. 1 6405308; Journal; Ding, Yixiang; Huang, Xiaogen; HETCE8; Heteroat. Chem.; EN; 14; 4; 2003; 304 - 308.<p>Reaction Details 2 of 11<p>Reaction Classification Preparation<p>Yield 89 percent (BRN=2044200)<p>Reagent dioxane-dibromide<p> silica gel<p>Time 7 min<p>Other Conditions microwave irradiation<p>Ref. 1 6379915; Journ
 al; Paul, Satya; Gupta, Varinder; Gupta, Rajive; Loupy, Andre; TELEAY; Tetrahedron Lett.; EN; 44; 3; 2003; 439 - 442.<p>Reaction Details 3 of 11<p>Reaction Classification Preparation<p>Yield 69 percent Chromat. (BRN=2044200)<p>Reagent silica gel<p> bromine<p>Solvent CCl4<p>Time 20 min<p>Temperature 20 C<p>Ref. 1 6304477; Journal; Ghiaci, M.; Asghari, J.; BCSJA8; Bull. Chem. Soc. Jpn.; EN; 74; 6; 2001; 1151 - 1152.<p>Reaction Details 4 of 11<p>Reaction Classification Preparation<p>Yield 96 percent (BRN=2044200)<p>Reagent Br2<p> AcONa<p>Solvent acetic acid<p>Time 2 day(s)<p>Reaction Type Bromination<p>Ref. 1 6221180; Journal; Batanero, Belen; Pastor,Gustavo; Barba, Fructuoso; ACHSE7; Acta Chem. Scand.; EN; 53; 10; 1999; 910 - 912.<p>Reaction Details 5 of 11<p>Reaction Classification Preparation<p>Yield 81 percent (BRN=2044200)<p>Reagent SOBr2<p>Solvent benzene<p>Time 10 hour(s)<p>Temperature 20 C<p>Reaction Type Bromination<p>Ref. 1 6199372; Journal; Al-Mousawi, S. M.; Bhat
 ti, I.; Saraf, S. D.; OPPIAK; Org. Prep. Proced. Int.; EN; 24; 1; 1992; 60 - 63.<p>Reaction Details 6 of 11<p>Reaction Classification Preparation<p>Yield 86 percent (BRN=2044200)<p>Reagent benzyltrimethylammonium tribromide<p>Solvent CH2Cl2<p> methanol<p>Time 2 hour(s)<p>Other Conditions Ambient temperature<p>Ref. 1 5911384; Journal; Kajigaeshi, Shoji; Kakinami, Takaaki; Tokiyama, Hajime; Hirakawa, Takahiro; Okamoto, Tsuyoshi; BCSJA8; Bull. Chem. Soc. Jpn.; EN; 60; 7; 1987; 2667-2668.<p>Reaction Details 7 of 11<p>Reaction Classification Preparation<p>Reagent bromine<p>Solvent acetic acid<p>Other Conditions Heating<p>Ref. 1 5693983; Journal; Kowalski, Conrad J.; Fields, Kevin W.; JACSAT; J. Am. Chem. Soc.; EN; 104; 1; 1982; 321-323.<p>Reaction Details 8 of 11<p>Reaction Classification Preparation<p>Yield 60 percent Spectr (BRN=2044200)<p>Reagent 2 eq. hexabromocyclopentadiene<p>Solvent acetonitrile<p>Time 60 hour(s)<p>Temperature 70 C<p>Ref. 1 5548033; Journal; Magen, Shul
 amit; Oren, Jakob; Fuchs, Benzion; TELEAY; Tetrahedron Lett.; EN; 25; 31; 1984; 3369-3372.<p>Reaction Details 9 of 11<p>Reaction Classification Preparation<p>Reagent carbon disulfide<p> bromine<p>Ref. 1 1773715; Journal; Hunnius; CHBEAM; Chem. Ber.; 10; 1877; 2010.<p>Reaction Details 10 of 11<p>Reaction Classification Preparation<p>Reagent PBr2Cl3<p>Temperature <5 C<p>Ref. 1 1705545; Journal; Taylor; JCSOA9; J. Chem. Soc.; 1937; 304, 305.<p>Reaction Details 11 of 11<p>Reaction Classification Preparation<p>Reagent acetic acid<p> bromine<p>Temperature 35 - 40 C<p>Ref. 1 1705545; Journal; Taylor; JCSOA9; J. Chem. Soc.; 1937; 304, 305.<p><p>acetophenone



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