DK537687A - Fremgangsmaade til fremstilling af n-substituerede piperazinoner - Google Patents

Fremgangsmaade til fremstilling af n-substituerede piperazinoner

Info

Publication number: DK537687A
Authority: DK; Denmark
Prior art keywords: piperazinons; substituted; procedure; preparation; substituted piperazinons
Prior art date: 1986-10-14

Application number

DK537687A

Other languages

English (en)

Other versions

DK537687D0 (da

Inventor

Gordon C Dunmore

Brian W S Kolthammer

Kevin C Taylor

Original Assignee

Dow Chemical Co

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.)

1986-10-14

Filing date

1987-10-14

Publication date

1988-04-15

1987-10-14 Application filed by Dow Chemical Co filed Critical Dow Chemical Co

1987-10-14 Publication of DK537687D0 publication Critical patent/DK537687D0/da

1988-04-15 Publication of DK537687A publication Critical patent/DK537687A/da

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
- C07D241/06—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having one or two double bonds between ring members or between ring members and non-ring members
- C07D241/08—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having one or two double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
Treating Waste Gases (AREA)

DK537687A 1986-10-14 1987-10-14 Fremgangsmaade til fremstilling af n-substituerede piperazinoner DK537687A (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US06/917,861 US4767860A (en)	1986-10-14	1986-10-14	Preparation of N-substituted piperazinones

Publications (2)

Publication Number	Publication Date
DK537687D0 DK537687D0 (da)	1987-10-14
DK537687A true DK537687A (da)	1988-04-15

Family

ID=25439429

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK537687A DK537687A (da)	1986-10-14	1987-10-14	Fremgangsmaade til fremstilling af n-substituerede piperazinoner

Country Status (11)

Country	Link
US (1)	US4767860A (da)
EP (1)	EP0264261A3 (da)
JP (1)	JPS63152365A (da)
KR (1)	KR880005100A (da)
CN (1)	CN87107783A (da)
AU (1)	AU615636B2 (da)
CA (1)	CA1277987C (da)
DK (1)	DK537687A (da)
MX (1)	MX166109B (da)
NO (1)	NO874268L (da)
NZ (1)	NZ222131A (da)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4880934A (en) *	1987-08-13	1989-11-14	The Dow Chemical Company	Preparation of hydroxyalkylpiperazinones by reacting a 2,3-dihydroxy-1,4-dioxane with a hydroalkyldiamine
US5019365A (en) *	1988-11-29	1991-05-28	The Dow Chemical Company	Quaternary polyamines as sulfite oxidation inhibitors
US5167941A (en) *	1988-11-29	1992-12-01	The Dow Chemical Company	Quaternary polyamines as sulfite oxidation inhibitors in amine scrubbing of SO2
US4980471A (en) *	1989-10-06	1990-12-25	The Dow Chemical Company	Preparation of piperazinones for use as sulfur dioxide absorbents
CA2049244A1 (en) *	1990-08-16	1992-02-17	Steven H. Christiansen	Process for absorption of sulfur compounds from fluids using heterocyclic compounds having at least one ring nitrogen atom
US5108723A (en) *	1990-08-16	1992-04-28	The Dow Chemical Company	Process for absorption of sulfur compounds from fluids
US5098681A (en) *	1990-08-16	1992-03-24	The Dow Chemical Company	Process for absorption of sulfur compounds from fluids
US5236678A (en) *	1990-08-16	1993-08-17	The Dow Chemical Company	Process for absorption of sulfur compounds from fluids using piperidines
FR2699427B1 (fr) *	1992-12-22	1995-03-24	Hoechst France	Application de la décahydro pyrazino [2,3-b] pyrazine à la réduction du taux de sulfure d'hydrogène libre ou combiné présent dans un fluide.
KR100542820B1 (ko) *	2002-09-17	2006-01-20	이재호	옥사릴 클로라이드를 이용한 1-에틸-2,3-디옥소피페라진의제조방법

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2649450A (en) *	1952-02-08	1953-08-18	Rohm & Hass Company	Preparation of 1,4-dialkyl-2-ketopiperazines
US2700668A (en) *	1952-02-08	1955-01-25	Rohm & Haas	Preparation of ketopiperazines
GB901455A (en) *	1957-10-31	1962-07-18	Wellcome Found	C-substituted piperazinones and the manufacture thereof
US3056784A (en) *	1960-10-03	1962-10-02	Richardson Merrell Inc	Substituted 5, 6-dihydro-2(1h)-pyrazinones
US3072658A (en) *	1960-12-27	1963-01-08	Miles Lab	Phenylpiperazinone derivatives
US3365453A (en) *	1963-10-28	1968-01-23	Sterling Drug Inc	1-phenyl-4-lower-alkyl-2-piperazinones
SU523091A1 (ru) *	1974-12-08	1976-07-30	Пермский ордена Трудового Красного Знамени государственный университет им.А.М.Горького	Производные 2-фенацилтетрагидро -3,4,5,6-пиразинона-3,обладающие противовоспалительной активностью
US4112049A (en) *	1977-03-18	1978-09-05	The Dow Chemical Company	Absorption of sulfur compounds from gas streams
US4100256A (en) *	1977-03-18	1978-07-11	The Dow Chemical Company	Hydrolysis of carbon oxysulfide
US4190571A (en) *	1977-09-21	1980-02-26	The B. F. Goodrich Company	Substituted 2-keto-1,4-diazacycloalkanes and UV-light-stabilized compositions containing them
US4167512A (en) *	1977-09-21	1979-09-11	The B. F. Goodrich Company	Synthesis of 2-keto-1,4-diazacycloalkanes
US4292240A (en) *	1977-09-21	1981-09-29	The B. F. Goodrich Company	2-Keto-1,4-diazacycloalkanes
US4297497A (en) *	1978-06-19	1981-10-27	The B. F. Goodrich Company	Synthesis of 2-keto-1,4-diazacycloalkanes
US4298737A (en) *	1978-12-26	1981-11-03	The B. F. Goodrich Company	Piperdinyl substituted 1,4-diaza-2-cycloalkanones and derivatives thereof
US4240961A (en) *	1979-05-29	1980-12-23	The B. F. Goodrich Company	Synthesis of 2-piperazinones and 1,4-diaza-2-keto-cycloheptanes
US4246412A (en) *	1979-08-27	1981-01-20	The B. F. Goodrich Company	Synthesis of 2-keto-1,4-diazacycloalkanes with a soft ion catalyst
US4466916A (en) *	1979-10-26	1984-08-21	The B. F. Goodrich Company	Substituted 2-keto-1,4-diazacycloalkanes
DE3119077A1 (de) *	1981-05-14	1982-12-02	Basf Ag, 6700 Ludwigshafen	Heterocyclische dihalogenacetmide, verfahren zu ihrer herstellung und herbizide mittel, die acetanilide als herbizide wirkstoffe und diese dihalogenacetamine als antagonistische mittel enthalten
US4466915A (en) *	1982-09-29	1984-08-21	The B. F. Goodrich Company	Non-catalytic ketoform syntheses

1986
- 1986-10-14 US US06/917,861 patent/US4767860A/en not_active Expired - Fee Related
1987
- 1987-10-12 NZ NZ222131A patent/NZ222131A/xx unknown
- 1987-10-13 CN CN198787107783A patent/CN87107783A/zh active Pending
- 1987-10-13 EP EP87309040A patent/EP0264261A3/en not_active Withdrawn
- 1987-10-13 AU AU79589/87A patent/AU615636B2/en not_active Ceased
- 1987-10-13 NO NO874268A patent/NO874268L/no unknown
- 1987-10-13 CA CA000549096A patent/CA1277987C/en not_active Expired - Fee Related
- 1987-10-14 DK DK537687A patent/DK537687A/da not_active Application Discontinuation
- 1987-10-14 KR KR870011369A patent/KR880005100A/ko not_active Application Discontinuation
- 1987-10-14 MX MX008832A patent/MX166109B/es unknown
- 1987-10-14 JP JP62257456A patent/JPS63152365A/ja active Pending

Also Published As

Publication number	Publication date
NO874268D0 (no)	1987-10-13
AU615636B2 (en)	1991-10-10
US4767860A (en)	1988-08-30
MX166109B (es)	1992-12-21
DK537687D0 (da)	1987-10-14
CN87107783A (zh)	1988-08-24
JPS63152365A (ja)	1988-06-24
EP0264261A2 (en)	1988-04-20
KR880005100A (ko)	1988-06-28
EP0264261A3 (en)	1990-02-28
NO874268L (no)	1988-04-15
AU7958987A (en)	1988-04-21
CA1277987C (en)	1990-12-18
NZ222131A (en)	1991-01-29

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Legal Events

Date	Code	Title	Description
1993-06-28	AHB	Application shelved due to non-payment