| 摘要 |
<p>Compounds of formula (I), (II), and (III), wherein R, R, R'and R'''for example are C-Calkyl, provided that at least one of R, R, R'and R'''carries a specified substituent; R, R, and Rfor example independently of one another are hydrogen or a defined substituent provided that at least one of R, Ror Ris other than hydrogen or C-Calkyl; R, R, R, R', RV, R', R'', R'', R'''and R'''for example independently of one another have one of the meanings as given for R, R, and R; and Rfor example is C-Calkyl; exhibit an unexpectedly good performance in photopolymerization reactions.</p> |
