[1]ELKAS;CHRISTIAN;JENKINS[JournaloftheAmericanPharmaceuticalAssociation.(Practicalpharmacyedition),1950,vol.39,#2,p.85-87]
[1]ELKAS;CHRISTIAN;JENKINS[JournaloftheAmericanPharmaceuticalAssociation.(Practicalpharmacyedition),1950,vol.39,#2,p.85-87]
[1]Ringier[HelveticaChimicaActa,1944,vol.27,p.1790,1793]
[1]JournaloftheAmericanPharmaceuticalAssociation(1912),1951,vol.40,p.86
[1]Schroeter;Herzberg[ChemischeBerichte,1905,vol.38,p.3392]
[2]CurrentPatentAssignee:Bayer&Co.-DE171935,1800,C