Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB1169/27A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF Schweiz AG
Original Assignee
Gesellschaft fuer Chemische Industrie in Basel CIBA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gesellschaft fuer Chemische Industrie in Basel CIBAfiledCriticalGesellschaft fuer Chemische Industrie in Basel CIBA
Publication of GB265567ApublicationCriticalpatent/GB265567A/en
265,567. Soc. of Chemical Industry in Basle. Feb. 2, 1926, [Convention date]. Medicines for internal use. - Extracts from female organs, or distillates from such extracts, such as an extract from ovaries prepared in accordance with Specification 226,372, are purified by treatment with a solution of alkali in water or an organic solvent with exclusion of oxygen. According to an example the ovary extract is dissolved in alcohol and, whilst maintained in an atmosphere of hydrogen, alcoholic potash is added. Excess of potash is neutralized bv introducing carbon dioxide, the alcohol is distilled off in a vacuum, and the active material in the residue is extracted with acetone, leaving the alkali soaps undissolved. The active product is obtained as an oil by evaporating the acetone.
GB1169/27A1926-02-021927-01-14Process for obtaining highly active substances from female internal secretory organs
ExpiredGB265567A
(en)