[go: up one dir, main page]

ZA744004B - Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine - Google Patents

Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine

Info

Publication number
ZA744004B
ZA744004B ZA00744004A ZA744004A ZA744004B ZA 744004 B ZA744004 B ZA 744004B ZA 00744004 A ZA00744004 A ZA 00744004A ZA 744004 A ZA744004 A ZA 744004A ZA 744004 B ZA744004 B ZA 744004B
Authority
ZA
South Africa
Prior art keywords
oxopiperidine
tetramethyl
preparation
Prior art date
Application number
ZA00744004A
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
Publication of ZA744004B publication Critical patent/ZA744004B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D211/00—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings
    • C07D211/04—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D211/68—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D211/72—Heterocyclic compounds containing hydrogenated pyridine rings, not condensed with other rings with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, directly attached to ring carbon atoms
    • C07D211/74—Oxygen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Hydrogenated Pyridines (AREA)
ZA00744004A 1973-06-29 1974-06-21 Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine ZA744004B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH950673A CH574413A5 (en) 1973-06-29 1973-06-29 2,2,6,6-Tetra-methyl-4-oxo-piperidine prepn. - from 2,2,4,4,6-penta-methyl-2,3,4,5-tetra-hydro-pyrimidine by heating in anhydrous medium

Publications (1)

Publication Number Publication Date
ZA744004B true ZA744004B (en) 1975-06-25

Family

ID=4352712

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00744004A ZA744004B (en) 1973-06-29 1974-06-21 Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine

Country Status (3)

Country Link
BE (1) BE816704A (en)
CH (1) CH574413A5 (en)
ZA (1) ZA744004B (en)

Also Published As

Publication number Publication date
BE816704A (en) 1974-12-23
CH574413A5 (en) 1976-04-15

Similar Documents

Publication Publication Date Title
EG11239A (en) Process for preparation of 2,2,6,6,tetramethyl-4-oxopiperidine
CA1027950A (en) Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
CS182300B2 (en) Process for preparing 1,3-oxidated 8alfa-estratrienes
CA1027952A (en) Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
YU180474A (en) Process for obtaining 0,0-diethyldithiophosphoryl-methyl-3-chloro-6-benzoxazolone
EG11496A (en) Process for the preparation of poly-n-alkyliminoalanes
IL45740A0 (en) Process for the preparation of 6-demethyl-6-deoxy-6-methylene-tetracyclines
IL45739A0 (en) Process for the preparation of alpha-6-deoxytetracyclines
CH614930A5 (en) Process for the preparation of novel omega-aminocarboxamides or -aminocarboxypolyamides
EG11639A (en) Process for the preparation of 2-nitrobenzoldehyde
CH608783A5 (en) Process for the preparation of o-diisopropylaminoethoxybutyrophenone
CH614198A5 (en) Process for the preparation of novel 4-oxo-2-imidazolidinylidene-ureas
YU206774A (en) Process for obtaining 3,4-diamino-benzophenones
IE42100L (en) Process for the preparation of 2, 2, 2-trichloroethyl¹chloroformate
CH610307A5 (en) Process for the preparation of 5-nitroimidazoles
ZA738658B (en) Process for the preparation of 2,2'-anhydro-1beta-d-arabinofuranosyl-5-fluorocytosine
EG11476A (en) Process for the preparation of choleragen
EG11118A (en) Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
KR780000404B1 (en) Process for the preparation of chloro-acetanilides
ZA744004B (en) Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperidine
ZA744006B (en) Process for the preparation of 2,2,6,6-tetramethyl-4-oxopiperdine
CH608799A5 (en) Process for the preparation of 3,6-dichloro-9-phenylxanthylium chlorides
CH608483A5 (en) Process for the preparation of substituted benzoylacrylanilides
IL43976A0 (en) Process for the preparation of 1alpha,3beta-dihydroxy steroid-5-enes
AU479247B2 (en) Process for the preparation of 2, 2, 6, 6-tetramethyl-4-oxopiperidine