BE830646A - Procede de preparation de la 3,6-bis-(2-methylmerca ptoetyl)-2 ,5-piperazinedione et produits obtenus - Google Patents
Procede de preparation de la 3,6-bis-(2-methylmerca ptoetyl)-2 ,5-piperazinedione et produits obtenusInfo
- Publication number
- BE830646A BE830646A BE6045070A BE6045070A BE830646A BE 830646 A BE830646 A BE 830646A BE 6045070 A BE6045070 A BE 6045070A BE 6045070 A BE6045070 A BE 6045070A BE 830646 A BE830646 A BE 830646A
- Authority
- BE
- Belgium
- Prior art keywords
- ptoetyl
- methylmerca
- piperazinedione
- bis
- preparation
- Prior art date
Links
- 229940077476 2,5-piperazinedione Drugs 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/02—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings
- C07D241/06—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having one or two double bonds between ring members or between ring members and non-ring members
- C07D241/08—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having one or two double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/582—Recycling of unreacted starting or intermediate materials
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2430617A DE2430617C2 (de) | 1974-06-26 | 1974-06-26 | Verfahren zur Herstellung von 3,6-Bis- (2-Methylmercaptoäthyl)-2,5-piperazindion |
Publications (1)
Publication Number | Publication Date |
---|---|
BE830646A true BE830646A (fr) | 1975-12-29 |
Family
ID=5918966
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE6045070A BE830646A (fr) | 1974-06-26 | 1975-06-25 | Procede de preparation de la 3,6-bis-(2-methylmerca ptoetyl)-2 ,5-piperazinedione et produits obtenus |
Country Status (12)
Country | Link |
---|---|
US (1) | US3980653A (ja) |
JP (1) | JPS603072B2 (ja) |
BE (1) | BE830646A (ja) |
BR (1) | BR7503872A (ja) |
CH (1) | CH598232A5 (ja) |
DE (1) | DE2430617C2 (ja) |
ES (1) | ES436964A1 (ja) |
FR (1) | FR2276301A1 (ja) |
GB (1) | GB1509323A (ja) |
IN (1) | IN142437B (ja) |
IT (1) | IT1040700B (ja) |
NL (1) | NL7507619A (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0532304Y2 (ja) * | 1987-07-22 | 1993-08-18 | ||
US6181487B1 (en) | 1997-07-31 | 2001-01-30 | Asahi Kogaku Kogyo Kabushiki Kaisha | Photographic lens |
DE102008042932A1 (de) | 2008-10-17 | 2010-04-22 | Evonik Degussa Gmbh | Herstellung und Verwendung von Methionylmethionin als Futtermitteladditiv für Fische und Krustentiere |
DE102009002044A1 (de) * | 2009-03-31 | 2010-10-07 | Evonik Degussa Gmbh | Dipeptide als Futtermitteladditive |
DE102009016119A1 (de) * | 2009-04-03 | 2010-10-14 | Evonik Degussa Gmbh | Nahrungsergänzungsmittel enthaltend alpha-Ketosäuren zur Unterstützung der Diabetestherapie |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1166201B (de) * | 1959-04-15 | 1964-03-26 | Degussa | Druckloses Verfahren zur Herstellung von in 5-Stellung ein- oder zweifach substituierten Hydantoinen |
-
1974
- 1974-06-26 DE DE2430617A patent/DE2430617C2/de not_active Expired
-
1975
- 1975-04-25 ES ES436964A patent/ES436964A1/es not_active Expired
- 1975-05-22 GB GB22184/75A patent/GB1509323A/en not_active Expired
- 1975-05-27 IN IN1073/CAL/1975A patent/IN142437B/en unknown
- 1975-06-20 BR BR4979/75D patent/BR7503872A/pt unknown
- 1975-06-24 IT IT50201/75A patent/IT1040700B/it active
- 1975-06-24 JP JP50078464A patent/JPS603072B2/ja not_active Expired
- 1975-06-25 BE BE6045070A patent/BE830646A/xx not_active IP Right Cessation
- 1975-06-26 FR FR7520170A patent/FR2276301A1/fr active Granted
- 1975-06-26 CH CH833475A patent/CH598232A5/xx not_active IP Right Cessation
- 1975-06-26 NL NL7507619A patent/NL7507619A/xx not_active Application Discontinuation
- 1975-06-26 US US05/590,821 patent/US3980653A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US3980653A (en) | 1976-09-14 |
DE2430617A1 (de) | 1976-01-15 |
FR2276301A1 (fr) | 1976-01-23 |
CH598232A5 (ja) | 1978-04-28 |
IT1040700B (it) | 1979-12-20 |
ES436964A1 (es) | 1977-02-01 |
GB1509323A (en) | 1978-05-04 |
BR7503872A (pt) | 1976-07-06 |
NL7507619A (nl) | 1975-12-30 |
JPS603072B2 (ja) | 1985-01-25 |
FR2276301B1 (ja) | 1977-07-08 |
JPS5134176A (en) | 1976-03-23 |
DE2430617C2 (de) | 1987-01-15 |
IN142437B (ja) | 1977-07-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: DEUTSCHE GOLD-UND SILBER-SCHEIDEANSTALT VORMALS R Effective date: 19890630 |