p. 158 - 160
(2005)p. 546 - 559
(2012/12/31)(2008/06/13)
1-(isocyanate)-1-(tert-butoxycarbonyl)cyclopent-3-ene
tert-butyl alcohol
potassium tert-butylate
1-(acyl-azide)-1-(tert-butoxycarbonyl)cyclopent-3-ene
1-(chlorocarbonyl)-1-(tert-butoxycarbonyl)cyclopent-3-ene