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.)
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.)
Novartis AG
Sankyo Co Ltd
Original Assignee
Ciba Geigy AG
Sankyo Co Ltd
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 Ciba Geigy AG, Sankyo Co LtdfiledCriticalCiba Geigy AG
Priority to JP6385275ApriorityCriticalpatent/JPS51145548A/en
Publication of JPS51145548ApublicationCriticalpatent/JPS51145548A/en
PURPOSE: 4,4'-Dehydroxy-4,4'-biperidine derivatives of formula I (wherein R and R' are independently H, methyl or oxyl) or acid addition salts thereof.
COPYRIGHT: (C)1976,JPO&Japio
JP6385275A1975-05-281975-05-28Stabilizers for polymeric materials
PendingJPS51145548A
(en)