MD57C2 - Procedeu de obţinere a eterilor compuşi ai acidului 5-clor-3-clorsulfonil-2-tiofencarbonic - Google Patents
Procedeu de obţinere a eterilor compuşi ai acidului 5-clor-3-clorsulfonil-2-tiofencarbonicInfo
- Publication number
- MD57C2 MD57C2 MD94-0070A MD940070A MD57C2 MD 57 C2 MD57 C2 MD 57C2 MD 940070 A MD940070 A MD 940070A MD 57 C2 MD57 C2 MD 57C2
- Authority
- MD
- Moldova
- Prior art keywords
- iron
- chlor
- mol
- ether
- dissolvant
- Prior art date
Links
- 239000002253 acid Substances 0.000 title abstract 4
- 238000000034 method Methods 0.000 title abstract 3
- -1 compound ethers Chemical class 0.000 title 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract 14
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 abstract 10
- 229910052742 iron Inorganic materials 0.000 abstract 7
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 abstract 6
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 abstract 6
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 abstract 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 abstract 4
- 239000000203 mixture Substances 0.000 abstract 3
- 230000015572 biosynthetic process Effects 0.000 abstract 2
- 150000001875 compounds Chemical class 0.000 abstract 2
- 239000000725 suspension Substances 0.000 abstract 2
- 125000004178 (C1-C4) alkyl group Chemical group 0.000 abstract 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 abstract 1
- USYLIGCRWXYYPZ-UHFFFAOYSA-N [Cl].[Fe] Chemical compound [Cl].[Fe] USYLIGCRWXYYPZ-UHFFFAOYSA-N 0.000 abstract 1
- 150000007513 acids Chemical class 0.000 abstract 1
- 238000004587 chromatography analysis Methods 0.000 abstract 1
- 229910052804 chromium Inorganic materials 0.000 abstract 1
- 239000011651 chromium Substances 0.000 abstract 1
- 238000003786 synthesis reaction Methods 0.000 abstract 1
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0112388A AT390060B (de) | 1988-05-02 | 1988-05-02 | Verfahren zur herstellung von 5-chlor-3chlorsulfonyl-2-thiophencarbonsaeureestern |
| SU894613917A SU1704632A3 (ru) | 1988-05-02 | 1989-04-25 | Способ получени сложных эфиров 5-хлор-3-хлорсульфонил-2-тиофенкарбоновой кислоты |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| MD57B1 MD57B1 (ro) | 1994-08-31 |
| MD57C2 true MD57C2 (ro) | 1995-03-31 |
Family
ID=25594965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MD94-0070A MD57C2 (ro) | 1988-05-02 | 1994-03-25 | Procedeu de obţinere a eterilor compuşi ai acidului 5-clor-3-clorsulfonil-2-tiofencarbonic |
Country Status (3)
| Country | Link |
|---|---|
| LT (1) | LT2533B (lt) |
| LV (1) | LV5702A3 (lt) |
| MD (1) | MD57C2 (lt) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2159156A (en) * | 1984-05-24 | 1985-11-27 | Du Pont | Process for the preparation of alkyl 3-chlorosulfonylthiophene-2-carboxylate |
-
1993
- 1993-09-28 LT LTRP1204A patent/LT2533B/lt not_active IP Right Cessation
- 1993-11-12 LV LV931216A patent/LV5702A3/xx unknown
-
1994
- 1994-03-25 MD MD94-0070A patent/MD57C2/ro active IP Right Grant
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2159156A (en) * | 1984-05-24 | 1985-11-27 | Du Pont | Process for the preparation of alkyl 3-chlorosulfonylthiophene-2-carboxylate |
Also Published As
| Publication number | Publication date |
|---|---|
| MD57B1 (ro) | 1994-08-31 |
| LV5702A3 (lv) | 1995-02-20 |
| LT2533B (lt) | 1994-02-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG4A | Patent for invention issued | ||
| IF99 | Valid patent on 19990615 |
Free format text: EXPIRES: 20090324 |
|
| MK4A | Patent for invention expired |