KR940009170A - 2-티오펜 알데히드의 제조방법 - Google Patents
2-티오펜 알데히드의 제조방법 Download PDFInfo
- Publication number
- KR940009170A KR940009170A KR1019930022399A KR930022399A KR940009170A KR 940009170 A KR940009170 A KR 940009170A KR 1019930022399 A KR1019930022399 A KR 1019930022399A KR 930022399 A KR930022399 A KR 930022399A KR 940009170 A KR940009170 A KR 940009170A
- Authority
- KR
- South Korea
- Prior art keywords
- thiophene
- preparing
- thiophene aldehyde
- aldehyde
- formamide
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/06—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
- C07D333/22—Radicals substituted by doubly bound hetero atoms, or by two hetero atoms other than halogen singly bound to the same carbon atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heterocyclic Compounds Containing Sulfur Atoms (AREA)
- Plural Heterocyclic Compounds (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
티오펜 또는 그의 유도체를 포름아미드 및 포스겐으로 포르밀화 하여 2-티오펜 달데히드를 수득하는 것을 특징으로 하는 2-티오펜 알데히드의 제조방법에 개시된다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (4)
- 티오펜 또는 그의 유도체를 포름아미드 및 포스겐과 포르밀화시키는 것을 특징으로하는 2-티오펜 알데히드의 제조방법.
- 제1항에 있어서, 티오펜 유도체는 그의 2 또는 3위치에 저급 알킬기를 갖는 것을 특징으로 하는 방법.
- 제1항 또는 제2항에 있어서, 포름아미드는 N, N-디메틸포름아미드인 것을 특징으로 하는 방법.
- 제1항에 있어서, 포르밀화는 40℃~90℃의 온도에서 수행되는 것을 특징으로 하는 방법.※참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29119392 | 1992-10-29 | ||
| JP92-291193 | 1992-10-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR940009170A true KR940009170A (ko) | 1994-05-20 |
Family
ID=17765668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019930022399A KR940009170A (ko) | 1992-10-29 | 1993-10-26 | 2-티오펜 알데히드의 제조방법 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US5412106A (ko) |
| EP (1) | EP0595328B1 (ko) |
| KR (1) | KR940009170A (ko) |
| CA (1) | CA2108737A1 (ko) |
| DE (1) | DE69303574T2 (ko) |
| TW (1) | TW237454B (ko) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102627627A (zh) * | 2012-04-23 | 2012-08-08 | 太原理工大学 | 一种2-噻吩甲醛的合成方法 |
| CN105968087A (zh) * | 2016-05-13 | 2016-09-28 | 安徽广信农化股份有限公司 | 一种用于制备噻吩甲醛的合成方法 |
| CN106045963A (zh) * | 2016-07-02 | 2016-10-26 | 安徽广信农化股份有限公司 | 一种噻吩甲醛的生产工艺 |
| CN106187990A (zh) * | 2016-07-02 | 2016-12-07 | 安徽广信农化股份有限公司 | 一种用于噻吩甲醛的尾气处理工艺 |
| CN106076069A (zh) * | 2016-07-02 | 2016-11-09 | 安徽广信农化股份有限公司 | 一种用于噻吩甲醛的尾气处理装置 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2601479A (en) * | 1949-05-12 | 1952-06-24 | Abbott Lab | Thiophene and halothiophene-carboxaldehydes |
| US2741622A (en) * | 1951-12-03 | 1956-04-10 | Monsanto Chemicals | Preparation of thiophene-2-aldehydes |
| US2853493A (en) * | 1952-07-28 | 1958-09-23 | Abbott Lab | Preparation of thiophenecarboxaldehydes |
| US3576822A (en) * | 1967-12-18 | 1971-04-27 | Lilly Co Eli | Thiophene thiosemicarbazones |
| US4321399A (en) * | 1978-06-21 | 1982-03-23 | Smithkline Corporation | Preparation of 2-thiophenecarbonyl chloride |
| JPS5949206B2 (ja) * | 1980-03-21 | 1984-12-01 | 住友化学工業株式会社 | アルデヒド類の製造方法 |
| US4471139A (en) * | 1982-05-24 | 1984-09-11 | Pfizer Inc. | Processes for making 3-methylthiophene-2-carboxaldehyde and intermediates therefor |
| DE3618964A1 (de) * | 1986-06-05 | 1987-12-10 | Basf Ag | Verfahren zur herstellung von acylierten heteroaromaten an zeolithischen katalysatoren |
| DE4206170A1 (de) * | 1992-02-28 | 1993-09-02 | Basf Ag | Verfahren zur herstellung von heterocyclischen aldehyden und ketonen |
-
1993
- 1993-10-14 TW TW082108506A patent/TW237454B/zh active
- 1993-10-19 US US08/137,790 patent/US5412106A/en not_active Expired - Fee Related
- 1993-10-19 CA CA002108737A patent/CA2108737A1/en not_active Abandoned
- 1993-10-26 KR KR1019930022399A patent/KR940009170A/ko not_active Application Discontinuation
- 1993-10-28 EP EP93117513A patent/EP0595328B1/en not_active Expired - Lifetime
- 1993-10-28 DE DE69303574T patent/DE69303574T2/de not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| TW237454B (ko) | 1995-01-01 |
| DE69303574D1 (de) | 1996-08-14 |
| EP0595328B1 (en) | 1996-07-10 |
| DE69303574T2 (de) | 1996-11-07 |
| EP0595328A1 (en) | 1994-05-04 |
| CA2108737A1 (en) | 1994-04-30 |
| US5412106A (en) | 1995-05-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| E902 | Notification of reason for refusal | ||
| E601 | Decision to refuse application |