DE68906370D1 - Reinigung von isothiazolonen. - Google Patents
Reinigung von isothiazolonen.Info
- Publication number
- DE68906370D1 DE68906370D1 DE8989313046T DE68906370T DE68906370D1 DE 68906370 D1 DE68906370 D1 DE 68906370D1 DE 8989313046 T DE8989313046 T DE 8989313046T DE 68906370 T DE68906370 T DE 68906370T DE 68906370 D1 DE68906370 D1 DE 68906370D1
- Authority
- DE
- Germany
- Prior art keywords
- isothiazolones
- cleaning
- high purity
- isothiazolone
- crystals
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 238000004140 cleaning Methods 0.000 title 1
- 239000013078 crystal Substances 0.000 abstract 2
- JLHMJWHSBYZWJJ-UHFFFAOYSA-N 1,2-thiazole 1-oxide Chemical compound O=S1C=CC=N1 JLHMJWHSBYZWJJ-UHFFFAOYSA-N 0.000 abstract 1
- FKPCCLRWSGMEJU-UHFFFAOYSA-N 1,2-thiazole 1-oxide;hydrochloride Chemical compound Cl.O=S1C=CC=N1 FKPCCLRWSGMEJU-UHFFFAOYSA-N 0.000 abstract 1
- -1 2-substituted-3(2H)-isothiazolones Chemical class 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 238000002955 isolation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000012429 reaction media Substances 0.000 abstract 1
- 125000001424 substituent group Chemical group 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D275/00—Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings
- C07D275/02—Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings not condensed with other rings
- C07D275/03—Heterocyclic compounds containing 1,2-thiazole or hydrogenated 1,2-thiazole rings not condensed with other rings 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Thiazole And Isothizaole Compounds (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Silver Salt Photography Or Processing Solution Therefor (AREA)
- Detergent Compositions (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Polymerisation Methods In General (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/289,069 US5008395A (en) | 1988-12-22 | 1988-12-22 | Purification of isothiazolones |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE68906370D1 true DE68906370D1 (de) | 1993-06-09 |
| DE68906370T2 DE68906370T2 (de) | 1993-11-04 |
Family
ID=23109916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE89313046T Expired - Fee Related DE68906370T2 (de) | 1988-12-22 | 1989-12-13 | Reinigung von isothiazolonen. |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US5008395A (de) |
| EP (1) | EP0375265B1 (de) |
| JP (1) | JP2813394B2 (de) |
| KR (1) | KR0142327B1 (de) |
| AT (1) | ATE88999T1 (de) |
| AU (1) | AU628118B2 (de) |
| BR (1) | BR8906718A (de) |
| CA (1) | CA1332737C (de) |
| DE (1) | DE68906370T2 (de) |
| ES (1) | ES2055108T3 (de) |
| HU (1) | HU204518B (de) |
| IL (1) | IL92702A (de) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5420290A (en) * | 1989-07-03 | 1995-05-30 | Rohm And Haas Company | Nitrosamine-free 3-isothiazolones and process |
| IL97166A (en) | 1991-02-06 | 1995-10-31 | Bromine Compounds Ltd | Process for the preparation of 2-methyl-isothiazolin-3-one compounds |
| JP3732061B2 (ja) * | 1999-12-27 | 2006-01-05 | 株式会社ケミクレア | ２−アルキル−４−イソチアゾリン−３−オン類の製造方法 |
| KR100896517B1 (ko) * | 2002-07-03 | 2009-05-08 | 에스케이케미칼주식회사 | 2-옥틸-3-이소티아졸론의 정제 방법 |
| KR100469064B1 (ko) * | 2002-09-09 | 2005-02-02 | 주식회사 한서켐 | 2-메틸-4-이소티아졸린-3-온 염의 정제 방법 |
| US7893273B2 (en) * | 2006-04-03 | 2011-02-22 | Beijing Tianqing Chemicals Co. Ltd. | Preparation of N-substituted isothiazolinone derivatives |
| CN107151204B (zh) * | 2016-03-04 | 2020-10-23 | 东丽精细化工株式会社 | 1,4-环己烷二甲酰氯的制造方法 |
| CN115232087A (zh) * | 2022-08-18 | 2022-10-25 | 大连百傲化学股份有限公司 | 一种脱除oit盐酸盐中氯化氢的方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3118901A (en) * | 1962-04-30 | 1964-01-21 | Du Pont | 3, 4-dihalo isothiazolo[4, 5, d]isothiazole and preparation thereof |
| US3452034A (en) * | 1967-03-09 | 1969-06-24 | American Cyanamid Co | Substituted 2-(1,3,4-thiadiazol-2-yl)-4(5)-nitroimidazoles |
| US4053479A (en) * | 1969-09-03 | 1977-10-11 | Rohm And Haas Company | Certain 3-alkoxyisothiazole-4-carboxylic acids and derivatives thereof |
| US4262127A (en) * | 1979-04-16 | 1981-04-14 | Givaudan Corporation | 3-Alkoxy-2-alkylisothiazolium salts and their derivatives |
| AU7639481A (en) * | 1981-10-15 | 1982-01-07 | Nichols, J.T. | Gas cleaning method and apparatus |
| CA1189514A (en) * | 1982-06-01 | 1985-06-25 | Horst O. Bayer | Nitrosamine-free 3-isothiazolones and process |
| DE3643183A1 (de) * | 1986-12-18 | 1988-06-30 | Riedel De Haen Ag | Verfahren zur isolierung von isothiazolinonderivaten |
-
1988
- 1988-12-22 US US07/289,069 patent/US5008395A/en not_active Expired - Fee Related
-
1989
- 1989-09-27 CA CA000613534A patent/CA1332737C/en not_active Expired - Fee Related
- 1989-12-13 EP EP89313046A patent/EP0375265B1/de not_active Expired - Lifetime
- 1989-12-13 DE DE89313046T patent/DE68906370T2/de not_active Expired - Fee Related
- 1989-12-13 AT AT89313046T patent/ATE88999T1/de not_active IP Right Cessation
- 1989-12-13 ES ES89313046T patent/ES2055108T3/es not_active Expired - Lifetime
- 1989-12-14 IL IL9270289A patent/IL92702A/en not_active IP Right Cessation
- 1989-12-19 AU AU46865/89A patent/AU628118B2/en not_active Ceased
- 1989-12-20 JP JP1330936A patent/JP2813394B2/ja not_active Expired - Lifetime
- 1989-12-21 KR KR1019890019074A patent/KR0142327B1/ko not_active IP Right Cessation
- 1989-12-22 HU HU896750A patent/HU204518B/hu not_active IP Right Cessation
- 1989-12-22 BR BR898906718A patent/BR8906718A/pt not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JP2813394B2 (ja) | 1998-10-22 |
| HUT52765A (en) | 1990-08-28 |
| US5008395A (en) | 1991-04-16 |
| BR8906718A (pt) | 1990-09-11 |
| AU4686589A (en) | 1990-06-28 |
| IL92702A0 (en) | 1990-09-17 |
| CA1332737C (en) | 1994-10-25 |
| KR0142327B1 (ko) | 1998-06-01 |
| EP0375265A3 (en) | 1990-09-12 |
| IL92702A (en) | 1994-02-27 |
| JPH03128368A (ja) | 1991-05-31 |
| DE68906370T2 (de) | 1993-11-04 |
| EP0375265B1 (de) | 1993-05-05 |
| KR900009619A (ko) | 1990-07-05 |
| HU204518B (en) | 1992-01-28 |
| AU628118B2 (en) | 1992-09-10 |
| ES2055108T3 (es) | 1994-08-16 |
| EP0375265A2 (de) | 1990-06-27 |
| ATE88999T1 (de) | 1993-05-15 |
| HU896750D0 (en) | 1990-03-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |