CH444871A - Process for the preparation of imidazoles - Google Patents
Process for the preparation of imidazolesInfo
- Publication number
- CH444871A CH444871A CH1035564A CH1035564A CH444871A CH 444871 A CH444871 A CH 444871A CH 1035564 A CH1035564 A CH 1035564A CH 1035564 A CH1035564 A CH 1035564A CH 444871 A CH444871 A CH 444871A
- Authority
- CH
- Switzerland
- Prior art keywords
- imidazoles
- preparation
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members 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
- C07D233/91—Nitro radicals
- C07D233/92—Nitro radicals attached in position 4 or 5
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/54—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members
- C07D233/66—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having two double bonds between ring members or between ring members and non-ring members 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
- C07D233/91—Nitro radicals
- C07D233/92—Nitro radicals attached in position 4 or 5
- C07D233/94—Nitro radicals attached in position 4 or 5 with hydrocarbon radicals, substituted by oxygen or sulfur atoms, attached to other ring members
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/55—Design of synthesis routes, e.g. reducing the use of auxiliary or protecting groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Plural Heterocyclic Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US30062963A | 1963-08-07 | 1963-08-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH444871A true CH444871A (en) | 1967-10-15 |
Family
ID=23159914
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1246767A CH455808A (en) | 1963-08-07 | 1964-08-07 | Process for the preparation of 2-hydroxymethyl-5-nitroimidazoles with low alkylation in the 1 position |
| CH1246667A CH455807A (en) | 1963-08-07 | 1964-08-07 | Process for the preparation of 5-nitroimidazole-2-carbonyl chlorides or bromides with low alkylation in the 1-position |
| CH1035564A CH444871A (en) | 1963-08-07 | 1964-08-07 | Process for the preparation of imidazoles |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1246767A CH455808A (en) | 1963-08-07 | 1964-08-07 | Process for the preparation of 2-hydroxymethyl-5-nitroimidazoles with low alkylation in the 1 position |
| CH1246667A CH455807A (en) | 1963-08-07 | 1964-08-07 | Process for the preparation of 5-nitroimidazole-2-carbonyl chlorides or bromides with low alkylation in the 1-position |
Country Status (11)
| Country | Link |
|---|---|
| BE (1) | BE651422A (en) |
| BR (1) | BR6461529D0 (en) |
| CH (3) | CH455808A (en) |
| DE (1) | DE1795342A1 (en) |
| DK (2) | DK109987C (en) |
| FR (2) | FR1568706A (en) |
| GB (3) | GB1077694A (en) |
| IL (2) | IL21744A (en) |
| NL (1) | NL140854B (en) |
| NO (1) | NO116086B (en) |
| SE (1) | SE318572B (en) |
-
1964
- 1964-07-22 IL IL21744A patent/IL21744A/en unknown
- 1964-07-22 IL IL29386A patent/IL29386A/en unknown
- 1964-08-04 GB GB18021/66A patent/GB1077694A/en not_active Expired
- 1964-08-04 GB GB31567/64A patent/GB1077691A/en not_active Expired
- 1964-08-05 BE BE651422D patent/BE651422A/xx unknown
- 1964-08-06 BR BR161529/64A patent/BR6461529D0/en unknown
- 1964-08-06 NO NO154284A patent/NO116086B/no unknown
- 1964-08-06 FR FR1568706D patent/FR1568706A/fr not_active Expired
- 1964-08-06 DE DE19641795342 patent/DE1795342A1/en active Pending
- 1964-08-06 SE SE9551/64A patent/SE318572B/xx unknown
- 1964-08-07 CH CH1246767A patent/CH455808A/en unknown
- 1964-08-07 NL NL646409117A patent/NL140854B/en unknown
- 1964-08-07 DK DK488665AA patent/DK109987C/en active
- 1964-08-07 CH CH1246667A patent/CH455807A/en unknown
- 1964-08-07 CH CH1035564A patent/CH444871A/en unknown
- 1964-08-07 DK DK392164AA patent/DK108920C/en active
- 1964-11-05 FR FR994004A patent/FR3937M/fr not_active Expired
-
1966
- 1966-08-04 GB GB18883/66A patent/GB1077695A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1077694A (en) | 1967-08-02 |
| DK108920C (en) | 1968-02-26 |
| NO116086B (en) | 1969-01-27 |
| BE651422A (en) | 1965-02-05 |
| DE1795342A1 (en) | 1972-01-05 |
| IL21744A (en) | 1969-05-28 |
| CH455807A (en) | 1968-05-15 |
| IL29386A (en) | 1968-06-20 |
| CH455808A (en) | 1968-05-15 |
| NL140854B (en) | 1974-01-15 |
| GB1077695A (en) | 1967-08-02 |
| BR6461529D0 (en) | 1973-07-17 |
| FR3937M (en) | 1966-02-21 |
| DK109987C (en) | 1968-08-19 |
| DE1470078A1 (en) | 1969-09-25 |
| SE318572B (en) | 1969-12-15 |
| NL6409117A (en) | 1965-02-08 |
| GB1077691A (en) | 1967-08-02 |
| FR1568706A (en) | 1969-05-30 |
| DE1470078B2 (en) | 1973-01-18 |
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