DK54545C - Process for the Preparation of 2,4-Dioxo-3,3-dialkyltetrahydropyridines. - Google Patents

Process for the Preparation of 2,4-Dioxo-3,3-dialkyltetrahydropyridines.

Info

Publication number
DK54545C
DK54545C DK54545DA DK54545C DK 54545 C DK54545 C DK 54545C DK 54545D A DK54545D A DK 54545DA DK 54545 C DK54545 C DK 54545C
Authority
DK
Denmark
Prior art keywords
dialkyltetrahydropyridines
dioxo
preparation
Prior art date
Application number
Other languages
Danish (da)
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Application granted granted Critical
Publication of DK54545C publication Critical patent/DK54545C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D213/62—Oxygen or sulfur atoms
    • C07D213/69—Two or more oxygen atoms
DK54545D 1935-06-18 1936-05-30 Process for the Preparation of 2,4-Dioxo-3,3-dialkyltetrahydropyridines. DK54545C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEH144039D DE634284C (en) 1935-06-18 1935-06-18 Process for the preparation of 2, 4-dioxo-3, 3-dialkyltetrahydropyridines

Publications (1)

Publication Number Publication Date
DK54545C true DK54545C (en) 1938-04-04

Family

ID=7179322

Family Applications (1)

Application Number Title Priority Date Filing Date
DK54545D DK54545C (en) 1935-06-18 1936-05-30 Process for the Preparation of 2,4-Dioxo-3,3-dialkyltetrahydropyridines.

Country Status (2)

Country Link
DE (1) DE634284C (en)
DK (1) DK54545C (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE524609A (en) * 1952-12-04
DE1268145B (en) * 1959-02-06 1968-05-16 Hoffmann La Roche Process for the preparation of substituted 2,4-dioxo-tetrahydropyridines

Also Published As

Publication number Publication date
DE634284C (en) 1936-08-25

Similar Documents

Publication Publication Date Title
DK50926C (en) Process for the Preparation of 4-Alkyl and 4-Aralkylcyclohexanediones (1,3).
DK54545C (en) Process for the Preparation of 2,4-Dioxo-3,3-dialkyltetrahydropyridines.
DK58866C (en) Process for the Preparation of β- (p-Oxyphenyl) -isopropylmethylamine.
DK55365C (en) Process for the Preparation of 2,4-Dioxo-3,3-dialkyl-5-halo-tetrahydropyridines.
DK55783C (en) Process for the Preparation of 2,4-Dioxo-3,3-di-allyl- or 2,4-Dioxo-3,3-di-n-propyl-6-methyl-tetrahydropyridine.
DK130642B (en) Analogous process for the preparation of 4-carbamoyloxymethyl-1-phthalazone derivatives.
DK55549C (en) Process for the Preparation of 3,3-Dialkyl Derivatives of 2,4-Dioxo-tetrahydropyridine.
DK59084C (en) Process for the Preparation of 17-Mono Derivatives of 3,17-Diols of the Cyclopentanopolyhydrophenanthrene Group.
DK54976C (en) Process for the preparation of 3-alkoxy-4-oxybenzaldehydes.
DK53611C (en) Process for the Preparation of Sugar Derivatives of 1,2-Diamino-4,5-Dimethylbenzole.
DK65999C (en) Process for the Preparation of 3,17-Derivatives of Saturated or Unsaturated Androstanediols-3,17.
DK48604C (en) Process for the preparation of N-allyl- or N, N'-diallyl-C-C-disubstituted barbituric acids.
DK54706C (en) Procedure for the Preparation of 2.4.6.-Triamino-1.3.5.-Triazine.
DK58882C (en) Process for the Preparation of 2,4-Dioxo-3,3-dialkyl-pyprrolidines.
DK52360C (en) Process for the Preparation of Desoxymorphine C and Dihydrodeoxymorphine D.
DK61406C (en) Process for the Preparation of N-alkoxymethyl-substituted p, p'-Diaminodiphenylsulfones.
DK59913C (en) Procedure for the Preparation of Pregnant Diones-3,20.
DK59648C (en) Process for the Preparation of 17-Monoacyl Compounds of the Cyclopentanopolyhydro-dimethylphenanthene series.
DK58303C (en) Process for the Preparation of 17-Oxy-3-Keto Compounds of the Cyclopentanodimethylpolyhydrophenanthene series.
DK55838C (en) Process for the Preparation of 4-Alkyl-5-hydroxyalkylthiazoles.
ES142490A1 (en) Process for the preparation of 2,4-dioxy-3,3-dialcoyl-tetrahydrospyridines.
DK48721C (en) Process for the Preparation of C, C-Phenylethyl-N-n-propylbarbituric acid.
DK48465C (en) Process for the Preparation of 1-Phenyl-2,3-dimethyl-4-alkylpyrazolone- (5).
DK52778C (en) Procedure for the Manufacture of Clothing.
DK55521C (en) Process for the Preparation of Amino-m-Phenanthrolines.