summary for imaginary frequency in cycloadditions



Hi, I'd like to thanks all the researchers who answered my post on
 imaginary
 frequencies in cycloadditions. Namely I thank
 Per-Ola Norrby
 Olalla Nieto Faza, suggesting JACS, 2000, 122(25), 6078-6092
 Wai-To Chan, suggesting J. Chem. Phys., 118, 1688-1701 (2003)
 Ramon Crehuet, suggesting
 	Chem. Eur. J. , 1999, 5,  1809-1822
 	J. Am. Chem. Soc. , 2001, 123, 6127-6141
 	J. Phys. Chem. A 2002, 106, 3917-3929
 Olga Dmitrenko, suggesting J. Phys. Chem. B. ; (Article); 2003; 107(46);
 12851-12861
 Valentin Ananikov, suggesting J.Phys.Org.Chem., 2003, 16, 253-263
 Thank you all for your help and thanks to the CCL folks.
 Alessandro
 Alessandro Contini, Ph.D.
 Istituto di Chimica Organica "Alessandro Marchesini"
 Universit` degli Studi di Milano, Facolt` di Farmacia
 Via Venezian, 21 20133 Milano
 Tel. +390250314480 Fax. +390250314476
 e-mail alessandro.contini{at}unimi.it