KR790000006B1 - Process for preparation of 2 2 6 6 tetra methyl 4 oxopiperidine - Google Patents

Process for preparation of 2 2 6 6 tetra methyl 4 oxopiperidine

Info

Publication number
KR790000006B1
KR790000006B1 KR7402855A KR740002855A KR790000006B1 KR 790000006 B1 KR790000006 B1 KR 790000006B1 KR 7402855 A KR7402855 A KR 7402855A KR 740002855 A KR740002855 A KR 740002855A KR 790000006 B1 KR790000006 B1 KR 790000006B1
Authority
KR
South Korea
Prior art keywords
oxopiperidine
preparation
tetra methyl
me2co
tetra
Prior art date
Application number
KR7402855A
Other languages
Korean (ko)
Inventor
I Orban
H Brunetti
H Lind
J Rody
M Rasberger
Original Assignee
Ciba Geigy 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 Ciba Geigy Ag filed Critical Ciba Geigy Ag
Priority to KR7402855A priority Critical patent/KR790000006B1/en
Application granted granted Critical
Publication of KR790000006B1 publication Critical patent/KR790000006B1/en

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Abstract

2,2,6,6-Tetramethyl-4-oxopiperidine (I) was prepd. by the reaction of 2,2,4,4,6-pentamethyl-2,3,4,5-tetrahydro pyrimidine (II) with Me2Co, or diaceton alc. 43g IIH2O was reacted with 75g Me2Co and 10 g EtOH at 55≰C for 12hr to yield 82% I.
KR7402855A 1974-06-21 1974-06-21 Process for preparation of 2 2 6 6 tetra methyl 4 oxopiperidine KR790000006B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR7402855A KR790000006B1 (en) 1974-06-21 1974-06-21 Process for preparation of 2 2 6 6 tetra methyl 4 oxopiperidine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR7402855A KR790000006B1 (en) 1974-06-21 1974-06-21 Process for preparation of 2 2 6 6 tetra methyl 4 oxopiperidine

Publications (1)

Publication Number Publication Date
KR790000006B1 true KR790000006B1 (en) 1979-02-26

Family

ID=19200217

Family Applications (1)

Application Number Title Priority Date Filing Date
KR7402855A KR790000006B1 (en) 1974-06-21 1974-06-21 Process for preparation of 2 2 6 6 tetra methyl 4 oxopiperidine

Country Status (1)

Country Link
KR (1) KR790000006B1 (en)

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