| 4371529 |
11-Methylene-.DELTA..sup.15 -steroids, their preparation and use in pharmaceuticals |
Helmut Hofmeister, Karl Petzoldt, Klaus Annen, Henry Laurent, Rudolf Wiechert |
1983-02-01 |
| 4337311 |
15 Hydroxylation of 1.alpha.,2.alpha.-methylene steroids |
Karl Petzoldt, Walter Elger |
1982-06-29 |
| 4333928 |
16 .alpha.-Alkyl steroids, their preparation, and pharmaceutical preparations thereof |
Gunter Neef, Ulrich Eder, Gregor Haffer, Gerhard Sauer, Rudolf Wiechert |
1982-06-08 |
| 4307088 |
1-Hydroxy steroids, a process for the production thereof, and pharmaceutical preparations containing them |
Karl Petzoldt, Rudolf Wiechert, Walter Elger |
1981-12-22 |
| 4277468 |
11-Methylene steroids, their preparation and pharmaceutical preparations containing them |
Helmut Hofmeister, Rudolf Wiechert, Klaus Annen, Henry Laurent |
1981-07-07 |
| 4259325 |
1,3-Dibenzoic acid esters of 17.alpha.-ethynyl-7.alpha.-methyl-1,3,5(10)-estratriene-1,3,17.beta.-tri ol |
Klaus Prezewowsky, Rudolf Wiechert |
1981-03-31 |
| 4196204 |
Hydroxylated 1 alpha, 2 alpha-methylene steroids |
Karl Petzoldt, Walter Elger |
1980-04-01 |