transition state search



 Hi netters,
 10 days ago a posted the following question to list :
 > Hi netters,
 > from the answers I got to my previous question concerning a program
 > to perform transition state searches I learned, that it was not very
 > precise.  The original question was :
 > > I am looking for a free software package to perform transition
 > > state searches on molecular potential energy surfaces (computed
 > > on the fly !).
 > But I am really looking for such a program independent
 > of an ab initio or semi-empirical package. I.e. I am looking for
 > a stand-alone program which just reads energies, gradients, and
 > (hopefully not) hessians, computed by any semi-empirical, force-field,
 > or ab initio program, and then perform the search. And even better
 > would be, if such a program would have implemented several different
 > methods, like the one by Schlegel, Bofill, Quapp, Zerner, Baker,
 > Ruedenberg, Carter, and many, many others. If anyone know such a program
 > (for free), please mail me. I would greatly appreciate any help.
 Because some people ask for a summary, here it is. As expected,
 it seams that there is no such program on the market.
 ---------------------------------------------
 >      From:
 >           Gustavo de Miranda Seabra <seabra : at : NPD.UFPE.BR>
 > Hi Dr. Heinz,
 >     I would like to thank you for your help. It really helped me.
 > About your question, I think the GAMESS package has the feature
 > you´re looking for. It´s free, and you can find it at:
 >
 > GAMESS Home Page:
 > http://www.msg.ameslab.gov/GAMESS/GAMESS.html
 -----------------------------------------------------------------
 > From:
 >        Ioan SILAGHI-DUMITRESCU <isi : at : chem.ubbcluj.ro>
 > Heinz,
 > Try Mopac6 from the ccl archive. Ioan
 ------------------------------------------------------------------
 > From:
 >        "Peter Hilfenhaus" <philfen : at :
 dabulls.chem.wisc.edu>
 > Dear Heinz,
 >
 > There are some MM packages around but these seem to work just for small
 organic
 > systems (often Diels Alder).
 > I tried the transition state search routine iin UFF2 (from A.K. Rappe,
 Colorado
 > State University; you might get it for free, but I am not sure) for
 oxidative
 > addition reactions at transition metal complexes and the results were just
 > poor.
 > Another possibility could be Frank Jensen (MM2 force field; JACS 1992, 114,
 > 1596).
 >
 > Now I am doing this business in Gaussian. Pretty expensive but it works.
 >
 > I would greatly appreciate if you could mail me a summary (I am still
 looking
 > for something faster),
 >
 > Ciao and Tschuessie,
 >
 > Peter
 -----------------------------------------------------------------------
 > From:
 >        "Stavrev, Krassimir" <stavrev : at : hyper.com>
 > Heinz: You may with to try the evaluation copy of HyperChem 5.02; it has
 > TS search in it - www.hyper.com has the directions to the download site.
 >
 > Regards,
 > Krassimir
 -----------------------------------------------------------------------
 > From:
 >        Frank Jensen <frj : at : gamma.dou.dk>
 >         Heinz,
 >         I doubt such a stand along package exist, or if it does, that
 > the authors wnat to give it away for free.
 >         The Gamess-US program has some of the different TS methods you
 > mentioned included, and since the source code comes for free, you can
 > at least take a look at that.
 >         Frank
 ------------------------------------------------------------------------
 > From:
 >        TOPPER ROBERT <topper : at : cooper.edu>
 > Hi,
 > With respect to your CCL question, POLYRATE (by Don Truhlar
 > and his coworkers at Minnesota) should fill your bill.
 >
 > best,
 > robert topper
 ------------------------------------------------------------------------
 > From:
 >        noertema : at : theochem.tu-muenchen.de (Folke Noertemann)
 > Hello Heinz,
 >  not that I could contribute something really helpful,but as you know I am
 > currently trying to write such a standalone package by myself (I can
 > spend now 1day/week in average to do this!) and thus I am interested to
 > find out if this kind of package already exists ... did you get any
 responses?
 >
 > Greetings from Munich,
 >   Folke
 ------------------------------------------------------------------------
 > From:
 >        Kim Bolton <kim : at : traj.chem.wayne.edu>
 > Dear Heinz,
 >
 > I am very interested in the responses that you get to this question.
 > We are also looking for the same code.
 >
 > Kim.  kim : at : traj.chem.wayne.edu
 ------------------------------------------------------------------------
 Dr. Heinz Schiffer                  Phone ++49-69-305-2330
 Hoechst Research & Technology       Fax   ++49-69-305-81162
 Scientific Computing, G864          Email schiffer : at : h1tw0036.hoechst.com
 65926 Frankfurt am Main                   Schiffer : at : CRT.hoechst.com