DK120800B - Process for the preparation of benzimidazole di-N-oxides. - Google Patents

Process for the preparation of benzimidazole di-N-oxides.

Info

Publication number: DK120800B
Authority: DK; Denmark
Prior art keywords: benzimidazole; oxides; preparation
Prior art date: 1966-11-08

Application number

DK323570A

Other languages

Danish (da)

Inventor

C Issidorides

M Haddadin

Original Assignee

Research Corp

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.)

1966-11-08

Filing date

1970-06-23

Publication date

1971-07-19

1970-06-23 Application filed by Research Corp filed Critical Research Corp

1971-07-19 Publication of DK120800B publication Critical patent/DK120800B/en

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/22—Benzimidazoles; Hydrogenated benzimidazoles with hetero atoms directly attached to ring nitrogen atoms
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D235/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings
- C07D235/02—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, condensed with other rings condensed with carbocyclic rings or ring systems
- C07D235/04—Benzimidazoles; Hydrogenated benzimidazoles
- C07D235/24—Benzimidazoles; Hydrogenated benzimidazoles 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 in position 2
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
- C07D241/50—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with hetero atoms directly attached to ring nitrogen atoms
- C07D241/52—Oxygen atoms

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Plural Heterocyclic Compounds (AREA)

DK323570A 1966-11-08 1970-06-23 Process for the preparation of benzimidazole di-N-oxides. DK120800B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US59272966A	1966-11-08	1966-11-08

Publications (1)

Publication Number	Publication Date
DK120800B true DK120800B (en)	1971-07-19

Family

ID=24371839

Family Applications (3)

Application Number	Title	Priority Date	Filing Date
DK553567A DK137493B (en)	1966-11-08	1967-11-07	Process for the preparation of quinoxaline di-N-oxides.
DK169369A DK124886B (en)	1966-11-08	1969-03-27	Process for the preparation of 1-hydroxy-benzimidazole-N-oxides.
DK323570A DK120800B (en)	1966-11-08	1970-06-23	Process for the preparation of benzimidazole di-N-oxides.

Family Applications Before (2)

Application Number	Title	Priority Date	Filing Date
DK553567A DK137493B (en)	1966-11-08	1967-11-07	Process for the preparation of quinoxaline di-N-oxides.
DK169369A DK124886B (en)	1966-11-08	1969-03-27	Process for the preparation of 1-hydroxy-benzimidazole-N-oxides.

Country Status (11)

Country	Link
BE (1)	BE734065A (en)
BR (1)	BR6794475D0 (en)
CA (1)	CA1002523B (en)
CH (1)	CH473815A (en)
DE (1)	DE1695653A1 (en)
DK (3)	DK137493B (en)
ES (1)	ES347329A1 (en)
FR (1)	FR1583663A (en)
GB (1)	GB1134729A (en)
NL (2)	NL142963B (en)
SE (3)	SE367414B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH538488A (en) *	1969-12-12	1973-06-30	Hoffmann La Roche	Process for the preparation of heterocyclic compounds
US3752812A (en) *	1970-02-05	1973-08-14	Pfizer	2-trifluoromethylquinoxalinedi n oxides
DE2107301A1 (en) *	1970-02-25	1971-09-09	CIBA Geigy AG, Basel (Schweiz)	New heterocyclic compounds and processes for their preparation
US3767657A (en) *	1971-03-31	1973-10-23	Pfizer	Process for the preparation of quinoxaline di n oxides
HU169049B (en) *	1974-06-18	1976-09-28
IT7869686A0 (en) *	1978-11-24	1978-11-24	Loranze Torino A	PROCEDURE FOR THE PREPARATION OF 2METHYL 3 BIDROXYETHYL CARBAMOLQUINOXALINE I.4 PURE DI N OXIDE AND OTHER COMPOUNDS SIMILAR TO IT
DE19933187A1 (en) *	1999-07-15	2001-01-18	Henkel Kgaa	Agent for dyeing keratin fibers

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1670693C3 (en) *	1966-05-04	1975-10-16	Bayer Ag, 5090 Leverkusen	Process for the preparation of quinoxaline di-N-oxides

1967
- 1967-06-20 GB GB2831367A patent/GB1134729A/en not_active Expired
- 1967-11-02 NL NL6714882A patent/NL142963B/en not_active IP Right Cessation
- 1967-11-07 CH CH1553667A patent/CH473815A/en not_active IP Right Cessation
- 1967-11-07 DE DE19671695653 patent/DE1695653A1/en not_active Withdrawn
- 1967-11-07 DK DK553567A patent/DK137493B/en unknown
- 1967-11-07 BR BR19447567A patent/BR6794475D0/en unknown
- 1967-11-08 SE SE1532767A patent/SE367414B/xx unknown
- 1967-11-08 FR FR1583663D patent/FR1583663A/fr not_active Expired
- 1967-11-08 SE SE128071A patent/SE390023B/en unknown
- 1967-11-08 ES ES347329A patent/ES347329A1/en not_active Expired
1969
- 1969-03-27 DK DK169369A patent/DK124886B/en unknown
- 1969-06-04 BE BE734065D patent/BE734065A/xx not_active IP Right Cessation
1970
- 1970-06-23 DK DK323570A patent/DK120800B/en not_active IP Right Cessation
1972
- 1972-06-28 NL NL7208887A patent/NL7208887A/xx unknown
1973
- 1973-08-30 SE SE7311829A patent/SE402289B/en unknown
1975
- 1975-12-04 CA CA241,049A patent/CA1002523B/en not_active Expired

Also Published As

Publication number	Publication date
SE367414B (en)	1974-05-27
CH473815A (en)	1969-06-15
CA1002523B (en)	1976-12-28
FR1583663A (en)	1969-11-28
BR6794475D0 (en)	1973-03-07
SE390023B (en)	1976-11-29
DK137493B (en)	1978-03-13
NL6714882A (en)	1968-05-09
DK137493C (en)	1978-08-28
SE402289B (en)	1978-06-26
NL142963B (en)	1974-08-15
GB1134729A (en)	1968-11-27
ES347329A1 (en)	1969-02-01
DK124886B (en)	1972-12-04
DE1695653A1 (en)	1972-04-20
NL7208887A (en)	1972-09-25
BE734065A (en)	1969-11-17

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Legal Events

Date	Code	Title	Description
1988-01-11	PUP	Patent expired