公开(公告)号：US20240182417A1

公开(公告)日：2024-06-06

申请号：US18279567

申请日：2022-02-10

Applicant: BASF SE

Inventor： Alexander Michael HAYDL ,  Michael SCHMITT ,  Elena CAPITO'

IPC: C07D211/02 ,  C07D251/22

CPC classification number: C07D211/02 ,  C07D251/22

Abstract: The present invention relates to a process for preparing N,N′-bis(2,2,6,6-tetramethylpiperidin-4-yl)hexane-1,6-diamine. The present invention further relates to the use of N,N′-bis(2,2,6,6-tetramethylpiperidin-4-yl)hexane-1,6-diamine to prepare poly[[6-[(1,1,3,3-tetramethylbutyl)amino]-s-triazine-2,4-diyl]-[(2,2,6,6-tetramethyl-4-piperidyl)imino]-hexamethylene-[(2,2,6,6-tetramethyl-4-piperidyl)imino], reaction material of 1,6-hexanediamine, N,N′-bis (2,2,6,6-tetramethyl-4-piperidine-yl),2,4,6-trichloro-1, 3,5-triazine,N-butyl-1-butylamine, and N-butyl-2,2,6,6-tetramethyl-4-piperidineamine, N,N′-bis(2,2,6,6-tetramethyl-4-piperidyl)-N,N′-diformylhexamethylenediamine, and 1,6-Hexanediamine, N,N′-bis(2,2,6,6-tetramethyl-4-piperidinyl)-, polymer with 2,4-dichloro-6-(4-morpholinyl)-1,3,5-triazine.

公开(公告)号：US20230034961A1

公开(公告)日：2023-02-02

申请号：US17785828

申请日：2020-12-14

Applicant: BASF SE

Inventor： Alexander Michael HAYDL ,  Michael SCHMITT ,  Klaus BECKER ,  Dirk BETHKE ,  Elena CAPITO' ,  Johann-Peter MELDER

IPC: C07D403/14

Abstract: The present invention relates to process for the preparation of a compound of formula (1), wherein R1 and R2 are independently from each other C1-C8alkyl, which comprises reacting a compound of formula (2), with a formaldehyde source in presence of a palladium or platinum catalyst at a hydrogen pressure of 5×108 mPa to 200×108 mPa.