| 5539111 |
Process for resolution of racemates of 4-aryl-2-oxo-pyrrolidine-3-carboxylic acid esters |
Ralph Schmiechen, Kurt Hamp, Matthias Gottwald |
1996-07-23 |
| 5403724 |
Microbiological reduction of prostacyclin intermediate products with a 15-keto group |
Helmut Dahl, Werner Skuballa |
1995-04-04 |
| 5275936 |
Process for the preparation of 1-methyl-1,4-androstadiene-3,17-dione |
— |
1994-01-04 |
| 5250712 |
1.beta.,15.alpha.-di hydroxy-1.alpha.-methyl-5.alpha.-androstane-3,17-dione, its production and use |
Helmut Hofmeister |
1993-10-05 |
| 5248609 |
Racemic separation of 7.alpha.-acyloxy-6.beta.-hydroxymethyl-2-oxabicyclo[3.]-octan-3-ones by stereospecific enzymatic acylate hydrolysis |
Helmut Dahl |
1993-09-28 |
| 5102793 |
Stereospecific keto reduction of bicyclooctandione-carboxylic acid esters by microorganisms |
Helmut Dahl, Helmut Vorbruggen |
1992-04-07 |
| 5093250 |
Process for producing optically active bicyclo[3.3.0]octanedione carboxylic acid esters |
Werner Skuballa |
1992-03-03 |
| 4912098 |
Antiinflammatory 6 alpha-methylhydrocortisones |
Klaus Annen, Henry Laurent, Rudolf Wiechert, Helmut Hofmeister |
1990-03-27 |
| 4894336 |
Racemic dissociation of 3-acyloxy bicyclo(3.3.0)octan-7-one-2-carboxylic acid esters by stereospecific enzymatic or microbiological acylate hydrolysis |
Helmut Dahl, Werner Skuballa |
1990-01-16 |
| 4696948 |
Indanyl derivatives and process for their preparation |
— |
1987-09-29 |
| 4614616 |
Process for preparing 3.beta.7.beta.-dihydroxy-.DELTA..sup.5 -steroids |
Rudolf Wiechert, Henry Laurent, Klaus Nickisch, Dieter Bittler |
1986-09-30 |
| 4603013 |
Estrane derivatives |
Gunter Neef, Gerhard Sauer, Helmut Hofmeister |
1986-07-29 |
| 4587236 |
Novel 6.alpha.-methylprednisolone derivatives, their preparation, and their use |
Klaus Annen, Henry Laurent, Rudolf Wiechert, Helmut Hofmeister |
1986-05-06 |
| 4464365 |
11.beta.-Chloro-.DELTA..sup.15 -steroids, a process for their preparation and pharmaceutical preparations containing them |
Helmut Hofmeister, Klaus Annen, Henry Laurent, Rudolf Wiechert, Yukeshige Nishino |
1984-08-07 |
| 4435327 |
3.beta.,7.beta.,15.alpha.-Trihydroxy-5-androsten-17-one, its 3,15-dipivalate, and their preparation |
Henry Laurent, Rudolf Wiechert |
1984-03-06 |
| 4416985 |
Process for preparing 3.beta.,7.beta.-dihydroxy-.DELTA..sup.5 -steroids |
Rudolf Wiechert, Henry Laurent, Klaus Nickisch, Dieter Bittler |
1983-11-22 |
| 4371529 |
11-Methylene-.DELTA..sup.15 -steroids, their preparation and use in pharmaceuticals |
Helmut Hofmeister, Klaus Annen, Henry Laurent, Rudolf Wiechert, Hermann Steinbeck |
1983-02-01 |
| 4353985 |
Process for the preparation of 11 .beta.-hydroxy steroids |
Klaus Annen, Henry Laurent, Rudolf Wiechert |
1982-10-12 |
| 4337311 |
15 Hydroxylation of 1.alpha.,2.alpha.-methylene steroids |
Hermann Steinbeck, Walter Elger |
1982-06-29 |
| 4330541 |
Novel corticoid 17-thioacetals, their preparation and use |
Klaus Annen, Henry Laurent, Helmut Hofmeister, Rudolf Wiechert |
1982-05-18 |
| 4307088 |
1-Hydroxy steroids, a process for the production thereof, and pharmaceutical preparations containing them |
Rudolf Wiechert, Hermann Steinbeck, Walter Elger |
1981-12-22 |
| 4284720 |
Process for the preparation of 19-hydroxy steroids of the androstane and pregnane series |
— |
1981-08-18 |
| 4196203 |
Novel corticoids |
Joachim-Friedrich Kapp, Klaus Kieslich, Henry Laurent |
1980-04-01 |
| 4196204 |
Hydroxylated 1 alpha, 2 alpha-methylene steroids |
Hermann Steinbeck, Walter Elger |
1980-04-01 |