DE69510798D1 - Verfahren zur herstellung von kalziumsalzen von [s,s]-äthylendiamin- n,n'-dibernsteinsäure - Google Patents
Verfahren zur herstellung von kalziumsalzen von [s,s]-äthylendiamin- n,n'-dibernsteinsäureInfo
- Publication number
- DE69510798D1 DE69510798D1 DE69510798T DE69510798T DE69510798D1 DE 69510798 D1 DE69510798 D1 DE 69510798D1 DE 69510798 T DE69510798 T DE 69510798T DE 69510798 T DE69510798 T DE 69510798T DE 69510798 D1 DE69510798 D1 DE 69510798D1
- Authority
- DE
- Germany
- Prior art keywords
- dibernsteinsäuree
- äthylendiamin
- production
- calcium salts
- salts
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C229/00—Compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C229/02—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton
- C07C229/04—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated
- C07C229/24—Compounds containing amino and carboxyl groups bound to the same carbon skeleton having amino and carboxyl groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being acyclic and saturated having more than one carboxyl group bound to the carbon skeleton, e.g. aspartic acid
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C227/00—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton
- C07C227/14—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof
- C07C227/18—Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from compounds containing already amino and carboxyl groups or derivatives thereof by reactions involving amino or carboxyl groups, e.g. hydrolysis of esters or amides, by formation of halides, salts or esters
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/272,455 US5550285A (en) | 1994-07-11 | 1994-07-11 | Method for producing calcium salts of [S,S]-ethylenediamine-N,N'-disuccinic acid |
PCT/US1995/006571 WO1996001804A1 (en) | 1994-07-11 | 1995-05-23 | Method for producing calcium salts of [s,s]-ethylenediamine-n,n'-disuccinic acid |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69510798D1 true DE69510798D1 (de) | 1999-08-19 |
DE69510798T2 DE69510798T2 (de) | 2000-04-20 |
Family
ID=23039867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69510798T Expired - Fee Related DE69510798T2 (de) | 1994-07-11 | 1995-05-23 | Verfahren zur herstellung von kalziumsalzen von [s,s]-äthylendiamin- n,n'-dibernsteinsäure |
Country Status (5)
Country | Link |
---|---|
US (1) | US5550285A (de) |
EP (1) | EP0770057B1 (de) |
JP (1) | JPH10502635A (de) |
DE (1) | DE69510798T2 (de) |
WO (1) | WO1996001804A1 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9322648D0 (en) * | 1993-11-03 | 1993-12-22 | Ass Octel | Process for the production of s.s.e.d.d.s |
GB9507659D0 (en) * | 1995-04-13 | 1995-05-31 | Ass Octel | Alkylation process |
EP0805211B1 (de) * | 1996-04-30 | 2002-10-02 | Mitsubishi Rayon Co., Ltd. | Verfahren zur Herstellung von optisch-aktiven Aminopolycarbonsäuren |
GB2333704A (en) * | 1998-01-31 | 1999-08-04 | Procter & Gamble | Contrasting compositions for magnetic resonance imaging comprising a complex of ethylene diamine disuccinic acid and one or more paramagnetic metal ions |
GB2333703A (en) * | 1998-01-31 | 1999-08-04 | Procter & Gamble | Complexing agents (eg N,N'-ethylenediamine disuccinic acid) in reduction of enzyme activity & hence treatment of enzymatic dermatitis, skin rash and malodour |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3158635A (en) * | 1959-03-18 | 1964-11-24 | Stauffer Chemical Co | Bis-adduction products and methods of preparing same |
SU558905A1 (ru) * | 1976-01-27 | 1977-05-25 | 1,3-Диаминопропан- -ди нтарна кислота в качестве комплексона | |
US4704233A (en) * | 1986-11-10 | 1987-11-03 | The Procter & Gamble Company | Detergent compositions containing ethylenediamine-N,N'-disuccinic acid |
GB9216409D0 (en) * | 1992-08-01 | 1992-09-16 | Procter & Gamble | Detergent compositions |
-
1994
- 1994-07-11 US US08/272,455 patent/US5550285A/en not_active Expired - Fee Related
-
1995
- 1995-05-23 EP EP95921387A patent/EP0770057B1/de not_active Expired - Lifetime
- 1995-05-23 DE DE69510798T patent/DE69510798T2/de not_active Expired - Fee Related
- 1995-05-23 WO PCT/US1995/006571 patent/WO1996001804A1/en active IP Right Grant
- 1995-05-23 JP JP8504286A patent/JPH10502635A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0770057A1 (de) | 1997-05-02 |
US5550285A (en) | 1996-08-27 |
JPH10502635A (ja) | 1998-03-10 |
DE69510798T2 (de) | 2000-04-20 |
EP0770057B1 (de) | 1999-07-14 |
WO1996001804A1 (en) | 1996-01-25 |
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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 |