7.alpha.-methoxycephalosporin derivatives, process for the...

7.alpha.-methoxycephalosporins and process for producing the...

7.alpha.-methyl 17.alpha.-ethynyl 17.beta.-hydroxy...

7.alpha.-methyl estrone and derivatives

7.alpha.-methyl steroids of the androstane and...

7.alpha.-methyl-.delta.4-androstenes and process

7.alpha.-methyl-.delta.4-androstenes and process of preparation

7.alpha.-methyl-.delta.4-androstenes and process of preparation

7.alpha.-methyl-16-methylene steroids

7.alpha.-methyl-17.alpha.-alkyl and alkynyl-5(.alpha. and...

7.alpha.-methyl-17.alpha.-ethynyltestosterones and process...

7.alpha.-methyl-17.beta.-hydroxy-4-androsten-3-one...

7.alpha.-methyl-17.beta.-hydroxy-5(10)-estren-3-one...

7.alpha.-methyl-19-nor-.delta.5-androstenes

7.alpha.-methyl-3-hydroxy-.delta.4-19-nor-androstenes and...

7.alpha.-methyl-androstanes and process for their manufacture

7.alpha.-methyl-androstenes and process for their manufacture

7.alpha.-methyl-estrones and derivatives and process for...

7.beta.-(2-aryl-2-(etherified oximino) acetamido)...

7.beta.-amino-cepham-3-one-4-carboxylic acids