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
GB317146A
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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AGfiledCriticalF Hoffmann La Roche AG
Priority to GB317146ApriorityCriticalpatent/GB607366A/en
Publication of GB607366ApublicationCriticalpatent/GB607366A/en
a -Chloro-a -aceto-g -butyrolactone is obtained by chlorinating a -aceto-g -butyrolactone with chlorine gas in the presence of water and of an acid binding agent, preferably a carbonate of an alkaline earth metal. Examples are given illustrating the use of calcium and magnesium carbonates as acid binding agents.
GB317146A1946-01-311946-01-31Process for the manufacture of ª‡-chloro-ª‡-aceto-ª†-butyrolactone
ExpiredGB607366A
(en)