DE59700844D1 - Verfahren zur Reinigung von O-Phthaldialdehyd - Google Patents
Verfahren zur Reinigung von O-PhthaldialdehydInfo
- Publication number
- DE59700844D1 DE59700844D1 DE59700844T DE59700844T DE59700844D1 DE 59700844 D1 DE59700844 D1 DE 59700844D1 DE 59700844 T DE59700844 T DE 59700844T DE 59700844 T DE59700844 T DE 59700844T DE 59700844 D1 DE59700844 D1 DE 59700844D1
- Authority
- DE
- Germany
- Prior art keywords
- phthaldialdehyde
- purification
- purifying
- dialkoxyphthalan
- phthalaldehyde
- 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 - Lifetime
Links
- 238000000034 method Methods 0.000 title abstract 2
- ZWLUXSQADUDCSB-UHFFFAOYSA-N phthalaldehyde Chemical compound O=CC1=CC=CC=C1C=O ZWLUXSQADUDCSB-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000746 purification Methods 0.000 title 1
- 230000001476 alcoholic effect Effects 0.000 abstract 1
- 229910001854 alkali hydroxide Inorganic materials 0.000 abstract 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 abstract 1
- 238000004821 distillation Methods 0.000 abstract 1
- 230000007062 hydrolysis Effects 0.000 abstract 1
- 238000006460 hydrolysis reaction Methods 0.000 abstract 1
- 229940054441 o-phthalaldehyde Drugs 0.000 abstract 1
- 239000012074 organic phase Substances 0.000 abstract 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/40—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with ozone; by ozonolysis
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/78—Separation; Purification; Stabilisation; Use of additives
- C07C45/85—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to a chemical modification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0189096A AT404938B (de) | 1996-10-30 | 1996-10-30 | Verfahren zur reinigung von o-phthaldialdehyd |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE59700844D1 true DE59700844D1 (de) | 2000-01-20 |
Family
ID=3523232
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE59700844T Expired - Lifetime DE59700844D1 (de) | 1996-10-30 | 1997-10-23 | Verfahren zur Reinigung von O-Phthaldialdehyd |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US5874637A (https=) |
| EP (1) | EP0839789B1 (https=) |
| JP (1) | JP3968158B2 (https=) |
| CN (1) | CN1116268C (https=) |
| AT (2) | AT404938B (https=) |
| DE (1) | DE59700844D1 (https=) |
| DK (1) | DK0839789T3 (https=) |
| ES (1) | ES2139418T3 (https=) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT413537B (de) | 2001-05-15 | 2006-03-15 | Dsm Fine Chem Austria Gmbh | Verbessertes verfahren zur reinigung und formulierung von o-phthalaldehyd |
| US20050136086A1 (en) * | 2003-12-19 | 2005-06-23 | Rafael Herruzo | Efficacy enhancers for germicides |
| US20050238732A1 (en) * | 2003-12-19 | 2005-10-27 | Kaitao Lu | Carbonated germicide with pressure control |
| US20050136118A1 (en) * | 2003-12-19 | 2005-06-23 | Wu Su-Syin S. | Distribution and preparation of germicidal compositions |
| US7390837B2 (en) | 2004-01-30 | 2008-06-24 | Ethicon, Inc. | Germicidal compositions containing phenylmalonaldehyde-type compounds, or mixtures of phenylmalonaldehyde-type compounds and phthalaldehydes, and methods of using such compositions for disinfection or sterilization |
| US7476767B2 (en) * | 2004-01-30 | 2009-01-13 | Ethicon, Inc. | Alpha-hydroxy sulfonate aldehydes, germicidal compositions containing the alpha-hydroxy sulfonate aldehydes, or mixtures of alpha-hydroxy sulfonate aldehydes and phthalaldehydes, and methods of using the compounds or compositions for disinfection or sterilization |
| AT501448B1 (de) * | 2005-03-02 | 2006-11-15 | Dsm Fine Chem Austria Gmbh | Verfahren zur herstellung von wässrigen ortho-phthalaldehyd-lösungen |
| AT502144A1 (de) | 2005-06-28 | 2007-01-15 | Dsm Fine Chem Austria Gmbh | Verfahren zur herstellung von hochreinem, halogenfreien o-phthalaldehyd |
| US7291649B2 (en) * | 2005-06-29 | 2007-11-06 | Ethicon, Inc. | Forming germicidal aromatic dialdehydes with acetals |
| CN104317165B (zh) * | 2014-09-22 | 2016-05-25 | 村上精密制版（昆山）有限公司 | 丝网印刷用印版的补强剂及其应用方法和补强后的印版 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3492356A (en) * | 1966-05-31 | 1970-01-27 | Marathon Oil Co | Method of recovering aldehydes and ketones |
| AT380008B (de) * | 1983-12-23 | 1986-03-25 | Chemie Linz Ag | Verfahren zur herstellung von mono- oder biscarbonylverbindungen |
| DE4122314A1 (de) * | 1991-07-05 | 1993-01-07 | Basf Ag | O-phthaldialdehydtetraalkylacetale, ihre herstellung und ihre verwendung als depotverbindung |
| DE4407986A1 (de) * | 1993-03-19 | 1994-09-22 | Basf Ag | Verfahren zur Herstellung von o-Phthalaldehydtetraalkylacetalen |
-
1996
- 1996-10-30 AT AT0189096A patent/AT404938B/de not_active IP Right Cessation
-
1997
- 1997-10-23 ES ES97118404T patent/ES2139418T3/es not_active Expired - Lifetime
- 1997-10-23 DE DE59700844T patent/DE59700844D1/de not_active Expired - Lifetime
- 1997-10-23 DK DK97118404T patent/DK0839789T3/da active
- 1997-10-23 AT AT97118404T patent/ATE187711T1/de not_active IP Right Cessation
- 1997-10-23 EP EP97118404A patent/EP0839789B1/de not_active Expired - Lifetime
- 1997-10-29 JP JP29722197A patent/JP3968158B2/ja not_active Expired - Lifetime
- 1997-10-29 US US08/960,618 patent/US5874637A/en not_active Expired - Lifetime
- 1997-10-29 CN CN97122766A patent/CN1116268C/zh not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DK0839789T3 (da) | 2000-05-08 |
| EP0839789A1 (de) | 1998-05-06 |
| ATE187711T1 (de) | 2000-01-15 |
| ATA189096A (de) | 1998-08-15 |
| AT404938B (de) | 1999-03-25 |
| JPH10182542A (ja) | 1998-07-07 |
| CN1116268C (zh) | 2003-07-30 |
| EP0839789B1 (de) | 1999-12-15 |
| US5874637A (en) | 1999-02-23 |
| JP3968158B2 (ja) | 2007-08-29 |
| ES2139418T3 (es) | 2000-02-01 |
| CN1181369A (zh) | 1998-05-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition |