Preparation by ring-closure

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C07D213/08

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CCHEMISTRY METALLURGY C07Organic chemistry C07DHETEROCYCLIC COMPOUNDS C07D213/00Heterocyclic 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

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C07D213/08Preparation by ring-closure

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Zeolite catalyst
- Patent number 11,752,495
- Issue date Sep 12, 2023
- Vertellus Holdings LLC
- Colin H. McAteer
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Process for preparing 4-hydroxypyridines
- Patent number 8,716,487
- Issue date May 6, 2014
- BASF SE
- Volker Maywald
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of methylpentamethylenediamine and methylpiperidine
- Patent number 8,247,561
- Issue date Aug 21, 2012
- Rhodia Operations
- Philippe Marion
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine derivative production method
- Patent number 7,723,522
- Issue date May 25, 2010
- Fujifilm Finechemicals Co., Ltd.
- Hirokazu Kuwabara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine derivatives
- Patent number 7,435,743
- Issue date Oct 14, 2008
- Bayer Aktiengesellschaft
- Toshiki Murata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the production of pyridine and picolines
- Patent number 7,365,204
- Issue date Apr 29, 2008
- Council of Scientific and Industrial Research
- Rajiv Kumar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine derivatives
- Patent number 7,232,909
- Issue date Jun 19, 2007
- Bayer Aktiengesellschaft
- Toshiki Murata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine derivatives
- Patent number 6,984,649
- Issue date Jan 10, 2006
- Bayer Aktiengesellschaft
- Toshiki Murata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 2-chloro-5-methylpyridine-3-carbalde...
- Patent number 6,737,529
- Issue date May 18, 2004
- Council of Scientific and Industrial Research
- Bhimapaka Chinaraju
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine derivatives
- Patent number 6,562,811
- Issue date May 13, 2003
- Bayer Aktiengesellschaft
- Toshiki Murata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the synthesis of an aliphatic cyclic amine
- Patent number 6,528,647
- Issue date Mar 4, 2003
- Council of Scientific and Industrial Research
- Shivanand Janardan Kulkarni
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of a collidine and 2,3,5,6-tetramethyl...
- Patent number 6,495,695
- Issue date Dec 17, 2002
- Council of Scientific and Industrial Research
- Shivanand Janardan Kulkarni
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 2-chloro-5-methylpyridine-3-carbalde...
- Patent number 6,479,664
- Issue date Nov 12, 2002
- Council of Scientific and Industrial Research
- Gangadasu Banda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing pyridine derivative through reaction of azame...
- Patent number 6,365,744
- Issue date Apr 2, 2002
- Japan Science and Technology Corporation
- Tamotsu Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine/picoline production process
- Patent number 5,994,550
- Issue date Nov 30, 1999
- Mobil Oil Corporation
- Girish K. Chitnis
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine/picoline production process
- Patent number 5,969,143
- Issue date Oct 19, 1999
- Mobil Oil Corporation
- Arthur Chester
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine base synthesis
- Patent number 5,780,635
- Issue date Jul 14, 1998
- Reilly Industries, Inc.
- Colin Hugh McAteer
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 3-methylpiperidine and 3-methylpyrid...
- Patent number 5,714,610
- Issue date Feb 3, 1998
- Lonza Ltd.
- Josef Heveling
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of 3,5-lutidene
- Patent number 5,708,176
- Issue date Jan 13, 1998
- E. I. Du Pont de Nemours and Company
- Ronald Lee Amey
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of substituted pyridines via 1-aza-1,3-...
- Patent number 5,438,143
- Issue date Aug 1, 1995
- DSM N.V.
- Anna M. C. F. Castelijns
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Synthesis of pyridine and 3-alkylpyridine
- Patent number 5,395,940
- Issue date Mar 7, 1995
- Mobil Oil Corp.
- Philip J. Angevine
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2,4-dimethyl-5-oxohexane and a method of use therefor
- Patent number 5,334,721
- Issue date Aug 2, 1994
- Stamicarbon B.V.
- Anna M. C. F. Castelijns
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 5-oxohexane nitriles and the compoun...
- Patent number 5,254,712
- Issue date Oct 19, 1993
- Stamicarbon B.V.
- Anna M. C. F. Castelijns
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pyridine base synthesis process and catalyst for same
- Patent number 5,218,122
- Issue date Jun 8, 1993
- Reilly Industries, Inc.
- Gerald I. Goe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
High temperature process for selective production of 3-methylpyridine
- Patent number 5,149,816
- Issue date Sep 22, 1992
- Reilly Industries
- Gerald L. Goe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of pyridines
- Patent number 5,081,247
- Issue date Jan 14, 1992
- BASF Aktiengesellschaft
- Wolfgang Hoelderich
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of 3-methylpyridine from 2-methylglutaronitrile
- Patent number 5,066,809
- Issue date Nov 19, 1991
- The Standard Oil Company
- Dev D. Suresh
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of 3-picoline
- Patent number 4,935,521
- Issue date Jun 19, 1990
- E. I. Du Pont de Nemours and Company
- Ronald L. Amey
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing pyridine homologues by means of substituted c...
- Patent number 4,902,802
- Issue date Feb 20, 1990
- Denki Kagaku Kogyo Kabushiki Kaisha
- Hiroshi Yamazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the manufacture of pyridine in high yield and selectivi...
- Patent number 4,866,179
- Issue date Sep 12, 1989
- Dairen Chemical Corporation
- Wan J. Cheng
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Process for Preparing 4-hydroxypyridines
- Publication number 20130096312
- Publication date Apr 18, 2013
- BASF SE
- Volker Maywald
- C07 - ORGANIC CHEMISTRY
Information Patent Application
METHOD FOR PREPARATION OF 3-METHYLPYRIDINE
- Publication number 20110251397
- Publication date Oct 13, 2011
- Anna Maria Cornelia Francisca Castelijns
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PREPARATION OF METHYLPENTAMETHYLENEDIAMINE AND METHYLPIPERIDINE
- Publication number 20110034693
- Publication date Feb 10, 2011
- RHODIA OPERATIONS
- Philippe Marion
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PROCESS FOR THE PREPARATION OF 2-TRIFLUOROMETHYL-5-(1-SUBSTITUTED)A...
- Publication number 20100004457
- Publication date Jan 7, 2010
- Dow AgroSciences LLC
- Douglas C. Bland
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pyridine derivatives
- Publication number 20060205676
- Publication date Sep 14, 2006
- Bayer Aktiengesellschaft
- Toshiki Murata
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pyridine derivatives
- Publication number 20060100246
- Publication date May 11, 2006
- Bayer Aktiengesellschaft
- Toshiki Murata
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the production of pyridine and picolines
- Publication number 20050209457
- Publication date Sep 22, 2005
- Council of Scientific and Industrial Research
- Rajiv Kumar
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Pyridine derivative production method
- Publication number 20050171355
- Publication date Aug 4, 2005
- SANKIO CHEMICAL CO., LTD.
- Hirokazu Kuwabara
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of 2-chloro-5-methylpyridine-3-carbalde...
- Publication number 20030176705
- Publication date Sep 18, 2003
- Bhimapaka Chinaraju
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the synthesis of an aliphatic cyclic amine
- Publication number 20020183517
- Publication date Dec 5, 2002
- Council of Scientific and Industrial Research
- Shivanand Janardan Kulkarni
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for the preparation of a collidine and 2,3,5,6-tetramethyl...
- Publication number 20020173660
- Publication date Nov 21, 2002
- Council of Scientific and Industrial Research
- Shivanand Janardan Kulkarni
- C07 - ORGANIC CHEMISTRY

Preparation by ring-closure

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Zeolite catalyst

Process for preparing 4-hydroxypyridines

Preparation of methylpentamethylenediamine and methylpiperidine

Pyridine derivative production method

Pyridine derivatives

Process for the production of pyridine and picolines

Pyridine derivatives

Pyridine derivatives

Process for the preparation of 2-chloro-5-methylpyridine-3-carbalde...

Pyridine derivatives

Process for the synthesis of an aliphatic cyclic amine

Process for the preparation of a collidine and 2,3,5,6-tetramethyl...

Process for the preparation of 2-chloro-5-methylpyridine-3-carbalde...

Process for producing pyridine derivative through reaction of azame...

Pyridine/picoline production process

Pyridine/picoline production process

Pyridine base synthesis

Process for the preparation of 3-methylpiperidine and 3-methylpyrid...

Preparation of 3,5-lutidene

Process for the preparation of substituted pyridines via 1-aza-1,3-...

Synthesis of pyridine and 3-alkylpyridine

2,4-dimethyl-5-oxohexane and a method of use therefor

Process for the preparation of 5-oxohexane nitriles and the compoun...

Pyridine base synthesis process and catalyst for same

High temperature process for selective production of 3-methylpyridine

Preparation of pyridines

Preparation of 3-methylpyridine from 2-methylglutaronitrile

Preparation of 3-picoline

Process for preparing pyridine homologues by means of substituted c...

Process for the manufacture of pyridine in high yield and selectivi...

Patents Applicationslast 30 patents

Process for Preparing 4-hydroxypyridines

METHOD FOR PREPARATION OF 3-METHYLPYRIDINE

PREPARATION OF METHYLPENTAMETHYLENEDIAMINE AND METHYLPIPERIDINE

PROCESS FOR THE PREPARATION OF 2-TRIFLUOROMETHYL-5-(1-SUBSTITUTED)A...

Pyridine derivatives

Pyridine derivatives

Process for the production of pyridine and picolines

Pyridine derivative production method

Process for the preparation of 2-chloro-5-methylpyridine-3-carbalde...

Process for the synthesis of an aliphatic cyclic amine

Process for the preparation of a collidine and 2,3,5,6-tetramethyl...