| 5847152 |
Preparation of a D-(+)-biotin intermediate |
Jurgen Eckstein, Thomas Koppe, Michael Schwarz |
1998-12-08 |
| 5520906 |
Triazine derivatives with UV filter properties |
Ingeborg Stein, Ulrich Heywang, Roland Martin, Michael Schwarz |
1996-05-28 |
| 5473079 |
Process for preparing 2-arylbenzimidazole-5-sulfonic acids |
Ulrich Heywang, Ingeborg Stein, Ulrich Fechtel, Gerald Faller, Hartmut Hartner |
1995-12-05 |
| 5399563 |
Benzylidenequinuclidinones |
Ingeborg Stein, Roland Martin, Ulrich Heywang, Henning Bottcher, Gunther Holzemann |
1995-03-21 |
| 5275941 |
Process for the preparation of N-protected dialkyl (2S,3S)-3-ethylaspartates |
Ulrich Heywang, Harry Schwartz |
1994-01-04 |
| 5250699 |
2-oxo-5-mercaptomethylimidazolidine-4-ols |
Eike Poetsch, Willem N. Speckamp |
1993-10-05 |
| 5235065 |
Process for the preparation of a D-(+)-biotin intermediate |
Michael Schwarz, Jurgen Eckstein |
1993-08-10 |
| 5233045 |
Process for the preparation of imidazothiazolone derivatives |
Michael Schwarz |
1993-08-03 |
| 5180837 |
Pilosinine derivatives |
Ulrich Heywang, Michael Schwarz |
1993-01-19 |
| 5095118 |
Process for the preparation of D-(+)-biotin |
Eike Poetsch |
1992-03-10 |
| 5075452 |
Process for the preparation of 5-membered nitrogen containing heteroaromatics |
Richard Kirchlechner, Arno Basedow |
1991-12-24 |
| 5068341 |
Optically active hydantoins |
Eike Poetsch |
1991-11-26 |
| 4937351 |
Process for the preparation of D-(+)-biotin |
Eike Poetsch |
1990-06-26 |
| 4877882 |
Process for the preparation of D-(+)-biotin |
Eike Poetsch |
1989-10-31 |
| 4837402 |
Process for the preparation of D-(+)-biotin |
Eike Poetsch |
1989-06-06 |
| 4739071 |
Process for the preparation of enantiomers |
Eike Poetsch |
1988-04-19 |
| 4732987 |
Process for the preparation of D-(+)-biotin |
Eike Poetsch |
1988-03-22 |
