DK17786A - Fremgangsmaade til fremstilling af thiotetronsyre - Google Patents

Fremgangsmaade til fremstilling af thiotetronsyre Download PDF

Info

Publication number: DK17786A
Authority: DK; Denmark
Prior art keywords: preparation; procedure; thiotetronic acid; acid; thiotetronic
Prior art date: 1985-01-16

Application number

DK17786A

Other languages

English (en)

Other versions

DK17786D0 (da

DK162095B (da

DK162095C (da

Inventor

Thomas Meul

Leander Tenud

Original Assignee

Lonza Ag

Priority date (The priority date 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 date listed.)

1985-01-16

Filing date

1986-01-15

Publication date

1986-07-17

1986-01-15 Application filed by Lonza Ag filed Critical Lonza Ag

1986-01-15 Publication of DK17786D0 publication Critical patent/DK17786D0/da

1986-07-17 Publication of DK17786A publication Critical patent/DK17786A/da

1991-09-16 Publication of DK162095B publication Critical patent/DK162095B/da

1992-02-24 Application granted granted Critical

1992-02-24 Publication of DK162095C publication Critical patent/DK162095C/da

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D333/00—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom
- C07D333/02—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
- C07D333/04—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom
- C07D333/26—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings not substituted on the ring sulphur atom 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
- C07D333/30—Hetero atoms other than halogen
- C07D333/32—Oxygen atoms

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Cephalosporin Compounds (AREA)
Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
Nitrogen Condensed Heterocyclic Rings (AREA)
Heterocyclic Compounds Containing Sulfur Atoms (AREA)

DK017786A 1985-01-16 1986-01-15 Fremgangsmaade til fremstilling af thiotetronsyre DK162095C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CH19385		1985-01-16
CH193/85A CH666483A5 (de)	1985-01-16	1985-01-16	Verfahren zur herstellung von thiotetronsaeure.

Publications (4)

Publication Number	Publication Date
DK17786D0 DK17786D0 (da)	1986-01-15
DK17786A true DK17786A (da)	1986-07-17
DK162095B DK162095B (da)	1991-09-16
DK162095C DK162095C (da)	1992-02-24

Family

ID=4181371

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK017786A DK162095C (da)	1985-01-16	1986-01-15	Fremgangsmaade til fremstilling af thiotetronsyre

Country Status (9)

Country	Link
US (2)	US4997957A (da)
EP (1)	EP0189097B1 (da)
JP (1)	JPH0641463B2 (da)
AT (1)	ATE34747T1 (da)
CA (1)	CA1266275A (da)
CH (1)	CH666483A5 (da)
DE (1)	DE3660257D1 (da)
DK (1)	DK162095C (da)
IE (1)	IE58793B1 (da)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CH666483A5 (de) *	1985-01-16	1988-07-29	Lonza Ag	Verfahren zur herstellung von thiotetronsaeure.
CH667655A5 (de) *	1986-09-24	1988-10-31	Lonza Ag	Verfahren zur herstellung von 4-alkoxy-2(5h)-thiophenonen.
GB9325849D0 (en) *	1993-12-17	1994-02-23	Akcros Chem	Stabilised vinyl chloride polymer composition
US7699108B2 (en) *	2006-11-13	2010-04-20	Baker Hughes Incorporated	Distortion compensation for rod piston bore in subsurface safety valves
EP2904027B1 (en)	2012-10-05	2020-12-02	Dow Global Technologies LLC	Macromer and process for making polymer polyols
WO2020163154A1 (en)	2019-02-07	2020-08-13	Dow Global Technologies Llc	Process for preparing a copolymer polyol
WO2020163400A1 (en)	2019-02-07	2020-08-13	Dow Global Technologies Llc	Monomer recovery process

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2784191A (en) *		1957-03-05		Process for the production of lactams
US2453103A (en) *	1944-02-25	1948-11-02	Du Pont	Decarboxylation of 3,4-dihydroxy-2,5-dicarboxythiophene
US2535010A (en) *	1948-10-02	1950-12-19	Rohm & Haas	Transetherification of beta-ethersubstituted esters
DE850007C (de) *	1950-12-22	1952-09-22	Basf Ag	Verfahren zur Herstellung von N-Aryl-ª‡-pyrrolidonen
GB840658A (en) *	1955-09-20	1960-07-06	Goodrich Co B F	Improvements in the manufacture of thiolactones
CH492668A (de) *	1968-07-04	1970-06-30	Lonza Ag	Verfahren zur Herstellung von Acetessigsäuren
CH557813A (de) *	1970-05-27	1975-01-15	Firmenich & Cie	Verfahren zur herstellung von lactonen.
DE2065550C2 (de) *	1969-05-29	1982-05-06	Firmenich S.A., 1211 Genève	Verfahren zur Herstellung von bicyclischen Äthern und 13-Oxa-Bicyclo[10.4.0]Hexadecen[1(12)]
DE2065461A1 (de) *	1969-07-22	1973-08-30	Firmenich & Cie	Carbinole und verfahren zu deren herstellung
CH539611A (de) *	1970-10-30	1973-07-31	Hoffmann La Roche	Verfahren zur Gewinnung von Dopa
CH539631A (fr) *	1971-03-26	1973-07-31	Firmenich & Cie	Procédé pour la préparation de dérivés hétérocycliques
CH557644A (fr) *	1972-03-24	1975-01-15	Firmenich & Cie	Utilisation de derives heterocycliques comme ingredients aromatisants.
IT1045043B (it) *	1975-08-13	1980-04-21	Isf Spa	Derivati pirrolidinici
IT1075564B (it) *	1977-02-11	1985-04-22	Isf Spa	Procedimento per la preparazione di derivati pirrolidinici
IT1075280B (it) *	1977-02-11	1985-04-22	Isf Spa	Procedimento per la preparazione di derivati pirrolidinici
CH642611A5 (de) *	1979-11-01	1984-04-30	Lonza Ag	Verfahren zur herstellung von gamma-chloracetessigsaeurechlorid.
US4398033A (en) *	1981-03-17	1983-08-09	Ciba-Geigy Corporation	4-Chloro-4-chloromethyloxetan-2-one and a process for its production
CH666483A5 (de) *	1985-01-16	1988-07-29	Lonza Ag	Verfahren zur herstellung von thiotetronsaeure.
FI83510C (fi) *	1985-02-22	1991-07-25	Ciba Geigy Ag	Foerfarande foer framstaellning av nya, terapeutiskt anvaendbara bi-2h- pyrroli(di)ndioner.

1985
- 1985-01-16 CH CH193/85A patent/CH666483A5/de not_active IP Right Cessation
- 1985-12-17 IE IE320085A patent/IE58793B1/en not_active IP Right Cessation
1986
- 1986-01-09 JP JP61002838A patent/JPH0641463B2/ja not_active Expired - Lifetime
- 1986-01-14 DE DE8686100425T patent/DE3660257D1/de not_active Expired
- 1986-01-14 AT AT86100425T patent/ATE34747T1/de not_active IP Right Cessation
- 1986-01-14 EP EP86100425A patent/EP0189097B1/de not_active Expired
- 1986-01-15 CA CA000499620A patent/CA1266275A/en not_active Expired - Fee Related
- 1986-01-15 DK DK017786A patent/DK162095C/da not_active IP Right Cessation
1987
- 1987-07-23 US US07/076,855 patent/US4997957A/en not_active Expired - Fee Related
1990
- 1990-09-11 US US07/580,586 patent/US5093503A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
EP0189097B1 (de)	1988-06-01
IE58793B1 (en)	1993-11-17
ATE34747T1 (de)	1988-06-15
DK17786D0 (da)	1986-01-15
JPS6236374A (ja)	1987-02-17
CH666483A5 (de)	1988-07-29
DK162095B (da)	1991-09-16
DE3660257D1 (en)	1988-07-07
DK162095C (da)	1992-02-24
JPH0641463B2 (ja)	1994-06-01
US4997957A (en)	1991-03-05
CA1266275A (en)	1990-02-27
US5093503A (en)	1992-03-03
EP0189097A1 (de)	1986-07-30
IE853200L (en)	1986-07-16

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Legal Events

Date	Code	Title	Description
1996-09-16	PBP	Patent lapsed