BR9004837A - Processo para a producao de uma lactona - Google Patents
Processo para a producao de uma lactonaInfo
- Publication number
- BR9004837A BR9004837A BR909004837A BR9004837A BR9004837A BR 9004837 A BR9004837 A BR 9004837A BR 909004837 A BR909004837 A BR 909004837A BR 9004837 A BR9004837 A BR 9004837A BR 9004837 A BR9004837 A BR 9004837A
- Authority
- BR
- Brazil
- Prior art keywords
- lactone
- production
- Prior art date
Links
- 150000002596 lactones Chemical class 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member 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
- C07D307/32—Oxygen atoms
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D315/00—Heterocyclic compounds containing rings having one oxygen atom as the only ring hetero atom according to more than one of groups C07D303/00 - C07D313/00
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1249346A JPH07121926B2 (ja) | 1989-09-27 | 1989-09-27 | ラクトン類の製造方法 |
JP25796089 | 1989-10-04 | ||
JP1274999A JPH07121928B2 (ja) | 1989-10-24 | 1989-10-24 | ラクトン類の精製法 |
JP2206400A JPH07121929B2 (ja) | 1990-08-03 | 1990-08-03 | ラクトン類の製造法 |
Publications (1)
Publication Number | Publication Date |
---|---|
BR9004837A true BR9004837A (pt) | 1991-09-10 |
Family
ID=27476306
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR909004837A BR9004837A (pt) | 1989-09-27 | 1990-09-26 | Processo para a producao de uma lactona |
Country Status (5)
Country | Link |
---|---|
US (1) | US5047561A (pt) |
EP (1) | EP0420062B1 (pt) |
KR (1) | KR0145318B1 (pt) |
BR (1) | BR9004837A (pt) |
DE (1) | DE69017570T2 (pt) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW319771B (pt) * | 1994-04-05 | 1997-11-11 | Mitsubishi Chem Corp | |
US5955563A (en) * | 1997-07-31 | 1999-09-21 | Shell Oil Company | Water soluble polyketones |
GB0210143D0 (en) * | 2002-05-02 | 2002-06-12 | Davy Process Techn Ltd | Process |
GB0325384D0 (en) * | 2003-10-30 | 2003-12-03 | Davy Process Techn Ltd | Process |
GB0325526D0 (en) * | 2003-10-31 | 2003-12-03 | Davy Process Techn Ltd | Process |
US20090275761A1 (en) * | 2005-04-08 | 2009-11-05 | Felix Spindler | Catalytic Preparation of Cyclic Carboxylic Esters |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4485246A (en) * | 1982-10-29 | 1984-11-27 | Sun Tech, Inc. | Amine promoted catalytic hydrogenation of carboxylic acid anhydrides to lactones or esters |
US4485245A (en) * | 1982-10-29 | 1984-11-27 | Sun Tech, Inc. | Hydrogenation of carboxylic acid anhydrides to lactones or esters using a ruthenium trichlorostannate catalyst |
US4620016A (en) * | 1985-05-16 | 1986-10-28 | Phillips Petroleum Company | Preparation of butyrolactone by catalytic hydrogenation of succinic anhydride |
US4892955A (en) * | 1986-08-19 | 1990-01-09 | Mitsubishi Chemical Industries Limited | Method for producing a lactone |
JPH07121925B2 (ja) * | 1987-04-18 | 1995-12-25 | 三菱化学株式会社 | ラクトン類の製造法 |
-
1990
- 1990-09-14 US US07/582,158 patent/US5047561A/en not_active Expired - Lifetime
- 1990-09-21 EP EP90118196A patent/EP0420062B1/en not_active Expired - Lifetime
- 1990-09-21 DE DE69017570T patent/DE69017570T2/de not_active Expired - Lifetime
- 1990-09-26 KR KR1019900015317A patent/KR0145318B1/ko not_active IP Right Cessation
- 1990-09-26 BR BR909004837A patent/BR9004837A/pt not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
EP0420062A2 (en) | 1991-04-03 |
KR0145318B1 (ko) | 1998-07-15 |
EP0420062A3 (en) | 1991-05-29 |
US5047561A (en) | 1991-09-10 |
DE69017570T2 (de) | 1995-10-19 |
DE69017570D1 (de) | 1995-04-13 |
EP0420062B1 (en) | 1995-03-08 |
KR910006261A (ko) | 1991-04-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB19 | Grant procedure suspended (art. 19) | ||
HC | Change of name | ||
FF | Decision: intention to grant | ||
FG9A | Patent or certificate of addition granted | ||
B21A | Patent or certificate of addition expired [chapter 21.1 patent gazette] |
Free format text: PATENTE EXTINTA EM 26/09/2010 |