p. 6582 - 6588
(2014)p. 6399 - 6406
(2007/10/03)p. 11787 - 11802
(2007/10/03)maleic anhydride
ethyl 2-hydroxypropionate
(S)-Ethyl lactate
fumaryl dichloride
(1S,2S)-Cyclohex-4-ene-1,2-dicarboxylic acid bis-((S)-1-ethoxycarbonyl-ethyl) ester
(1R,2R)-Cyclohex-4-ene-1,2-dicarboxylic acid bis-((S)-1-ethoxycarbonyl-ethyl) ester
(1R,3R,4S)-2-(Toluene-4-sulfonyl)-2-aza-bicyclo[2.2.1]hept-5-ene-3-carboxylic acid (S)-1-ethoxycarbonyl-ethyl ester
(1S,3S,4R)-2-(Toluene-4-sulfonyl)-2-aza-bicyclo[2.2.1]hept-5-ene-3-carboxylic acid (S)-1-ethoxycarbonyl-ethyl ester
(S)-2-{2-[(E)-Toluene-4-sulfonylimino]-acetoxy}-propionic acid ethyl ester