[go: up one dir, main page]

GR1001241B - Alkylation method - Google Patents

Alkylation method

Info

Publication number
GR1001241B
GR1001241B GR900100362A GR900100362A GR1001241B GR 1001241 B GR1001241 B GR 1001241B GR 900100362 A GR900100362 A GR 900100362A GR 900100362 A GR900100362 A GR 900100362A GR 1001241 B GR1001241 B GR 1001241B
Authority
GR
Greece
Prior art keywords
alkylation method
alkylation
dialkoxypyridines
formula
preparation
Prior art date
Application number
GR900100362A
Other languages
Greek (el)
Other versions
GR900100362A (en
Inventor
Bernhard Dr Kohl
Original Assignee
Byk Gulden Lomberg Chem Fab
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=4221018&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GR1001241(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Byk Gulden Lomberg Chem Fab filed Critical Byk Gulden Lomberg Chem Fab
Publication of GR900100362A publication Critical patent/GR900100362A/en
Publication of GR1001241B publication Critical patent/GR1001241B/en

Links

Landscapes

  • Pyridine Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

Η εφεύρεσις αφορά μία νέαν μέθοδον δια την παρασκευήν 3,4- διαλκοξυπυριδινών του τύπου Ι ωThe invention relates to a new method for the preparation of 3,4-dialkoxypyridines of the formula I ω

GR900100362A 1989-05-19 1990-05-14 Alkylation method GR1001241B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH189189 1989-05-19

Publications (2)

Publication Number Publication Date
GR900100362A GR900100362A (en) 1991-10-10
GR1001241B true GR1001241B (en) 1993-06-30

Family

ID=4221018

Family Applications (1)

Application Number Title Priority Date Filing Date
GR900100362A GR1001241B (en) 1989-05-19 1990-05-14 Alkylation method

Country Status (3)

Country Link
ES (1) ES2022032A6 (en)
GR (1) GR1001241B (en)
PT (1) PT94069B (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6150979A (en) * 1984-08-16 1986-03-13 Takeda Chem Ind Ltd Pyridine derivative and preparation thereof
US4738975A (en) * 1985-07-02 1988-04-19 Takeda Chemical Industries, Ltd. Pyridine derivatives, and use as anti-ulcer agents
FI96860C (en) * 1987-06-17 1996-09-10 Eisai Co Ltd An analogy process for the preparation of a pyridine derivative as a drug

Also Published As

Publication number Publication date
PT94069B (en) 1996-12-31
PT94069A (en) 1991-01-08
GR900100362A (en) 1991-10-10
ES2022032A6 (en) 1991-11-16

Similar Documents

Publication Publication Date Title
ES543655A0 (en) METHOD OF PREPARING 1,4-DIHYDROPYRIDINE COMPOUNDS
BG41130A3 (en) Method for preparing 8- chlor-1, 5- benzo- thiazepine derivatives
MX11563A (en) IMPROVED PROCESS FOR PREPARING STABLE OIL COMPOSITIONS
BA97147B1 (en) Process for the preparation of 1,4 - dihydropyridine
IT1222394B (en) PROCESS FOR THE PREPARATION OF 2,2,6,6 TETRAMETHY 4 PIPERIDYLAMINS
ES8600306A1 (en) A PROCEDURE FOR THE PREPARATION OF SUBSTITUTED PENEM-2-METHYL DERIVATIVES.
BG38487A3 (en) Method for preparing peptides
MX17846A (en) PROCESS FOR THE PREPARATION OF NEW DERIVATIVES OF 9H PURINA.
FI895995A7 (en) Method for preparing mineral fiber compositions
GR1000394B (en) Method for preparing sulfo-triazolo-diazepino-derivatives
IT1223405B (en) PROCEDURE FOR THE METHYLATION OF TRIAZINIC COMPOUNDS CONTAINING GROUPS 2,2,6,6 TETRAMETHYLPIPERIDINIC
GR1000295B (en) Novel thieno-triazolo-diazepino-derivatives preparation method
GR1000420B (en) Method for preparining sulfo-triazolo-diazepines sulfonylic derivatives
IL88366A0 (en) Tert-butylphenyl compounds useful as anti-inflammatory agents
IS3589A7 (en) Process for the preparation of the compound Indenoindoles I
IT1129230B (en) PROCEDURE FOR THE PREPARATION OF 2,2,4 TRIMETHYL 1,2 DIHYDROKINOLINE
ES532689A0 (en) A PROCEDURE FOR THE PREPARATION OF A DERIVATIVE OF 2, 4-DIHYDRO-5- (FENYL (SUBSTITUTED)) - 3H-PIRAZOL-3-ONA
GR1000355B (en) Preparation process of 2-substituted n,n'-ditrimethoxybenzoyl piperazines.
ES538157A0 (en) PROCEDURE FOR PREPARING 1,4-DIHYDROPYRIDINE DERIVATIVES
GR1001241B (en) Alkylation method
ES557423A0 (en) PROCEDURE FOR THE PREPARATION OF 1,4-DIHYDROPYRIDINE DERIVATIVES
BG37840A3 (en) METHOD FOR OBTAINING ORTHOCONDENSED PYRROLE DERIVATIVES
FI904570A7 (en) Method for the preparation of new alkanophenones I
GR1001203B (en) Method for the preparation of the compound 24r-scymnol
IT7847813A0 (en) SYNTHESIS METHOD FOR THE PREPARATION OF 3,4,5-TRIMETHYBENZALDEHYDE

Legal Events

Date Code Title Description
MA Right expired