NL181358C - Werkwijze voor de bereiding van 3,6-dichloorpicolinezuur. - Google Patents
Werkwijze voor de bereiding van 3,6-dichloorpicolinezuur.Info
- Publication number
- NL181358C NL181358C NLAANVRAGE7514931,A NL7514931A NL181358C NL 181358 C NL181358 C NL 181358C NL 7514931 A NL7514931 A NL 7514931A NL 181358 C NL181358 C NL 181358C
- Authority
- NL
- Netherlands
- Prior art keywords
- preparation
- dichloropicolinic acid
- dichloropicolinic
- acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D213/00—Heterocyclic 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
- C07D213/02—Heterocyclic 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 having three double bonds between ring members or between ring members and non-ring members
- C07D213/04—Heterocyclic 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 having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
- C07D213/60—Heterocyclic 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 having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
- C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
- C07D213/79—Acids; Esters
- C07D213/803—Processes of preparation
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Pyridine Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US53678974A | 1974-12-27 | 1974-12-27 | |
| US53678874A | 1974-12-27 | 1974-12-27 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL7514931A NL7514931A (nl) | 1976-06-29 |
| NL181358B NL181358B (nl) | 1987-03-02 |
| NL181358C true NL181358C (nl) | 1987-08-03 |
Family
ID=27065265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NLAANVRAGE7514931,A NL181358C (nl) | 1974-12-27 | 1975-12-22 | Werkwijze voor de bereiding van 3,6-dichloorpicolinezuur. |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5188971A (nl) |
| AR (1) | AR218217A1 (nl) |
| BR (1) | BR7508648A (nl) |
| CA (1) | CA1050989A (nl) |
| CS (1) | CS187331B2 (nl) |
| DE (1) | DE2558399C3 (nl) |
| FR (1) | FR2295952A1 (nl) |
| GB (1) | GB1469610A (nl) |
| HU (1) | HU173174B (nl) |
| IN (1) | IN140318B (nl) |
| MY (1) | MY7800020A (nl) |
| NL (1) | NL181358C (nl) |
| PH (1) | PH11766A (nl) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS588235U (ja) * | 1981-07-09 | 1983-01-19 | 三洋電機株式会社 | タイマ−回路 |
| DE3600287A1 (de) * | 1986-01-08 | 1987-07-16 | Bayer Ag | 1-arylpyrazole |
| TWI579274B (zh) | 2012-04-20 | 2017-04-21 | 龍馬躍公司 | 製備１－芳基－５－烷基吡唑化合物的改良方法 |
| CN105503713A (zh) * | 2015-12-24 | 2016-04-20 | 浙江埃森化学有限公司 | 3,4,5,6-四氯吡啶甲酸加氢还原制备3,6-二氯吡啶酸的方法 |
-
1975
- 1975-11-10 IN IN2143/CAL/75A patent/IN140318B/en unknown
- 1975-12-22 NL NLAANVRAGE7514931,A patent/NL181358C/nl not_active IP Right Cessation
- 1975-12-22 HU HU75DO403A patent/HU173174B/hu unknown
- 1975-12-23 CS CS758831A patent/CS187331B2/cs unknown
- 1975-12-23 GB GB5274275A patent/GB1469610A/en not_active Expired
- 1975-12-23 JP JP50153898A patent/JPS5188971A/ja active Granted
- 1975-12-23 CA CA242,410A patent/CA1050989A/en not_active Expired
- 1975-12-23 PH PH17918A patent/PH11766A/en unknown
- 1975-12-23 FR FR7539506A patent/FR2295952A1/fr active Granted
- 1975-12-23 AR AR261751A patent/AR218217A1/es active
- 1975-12-23 DE DE2558399A patent/DE2558399C3/de not_active Expired
- 1975-12-26 BR BR7508648*A patent/BR7508648A/pt unknown
-
1978
- 1978-12-31 MY MY197820A patent/MY7800020A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| IN140318B (nl) | 1976-10-16 |
| JPS5188971A (en) | 1976-08-04 |
| AR218217A1 (es) | 1980-05-30 |
| NL181358B (nl) | 1987-03-02 |
| MY7800020A (en) | 1978-12-31 |
| FR2295952A1 (fr) | 1976-07-23 |
| DE2558399C3 (de) | 1978-03-30 |
| CA1050989A (en) | 1979-03-20 |
| CS187331B2 (en) | 1979-01-31 |
| HU173174B (hu) | 1979-03-28 |
| DE2558399A1 (de) | 1976-07-01 |
| JPS5337350B2 (nl) | 1978-10-07 |
| PH11766A (en) | 1978-06-27 |
| FR2295952B1 (nl) | 1978-05-19 |
| DE2558399B2 (de) | 1977-08-04 |
| NL7514931A (nl) | 1976-06-29 |
| BR7508648A (pt) | 1976-09-08 |
| AU8779275A (en) | 1977-06-30 |
| GB1469610A (en) | 1977-04-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| A85 | Still pending on 85-01-01 | ||
| V4 | Discontinued because of reaching the maximum lifetime of a patent |
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