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ES8105311A1 - Un procedimiento para la preparacion de acido 3-tienilmalo- nico - Google Patents

Un procedimiento para la preparacion de acido 3-tienilmalo- nico

Info

Publication number
ES8105311A1
ES8105311A1 ES492557A ES492557A ES8105311A1 ES 8105311 A1 ES8105311 A1 ES 8105311A1 ES 492557 A ES492557 A ES 492557A ES 492557 A ES492557 A ES 492557A ES 8105311 A1 ES8105311 A1 ES 8105311A1
Authority
ES
Spain
Prior art keywords
acid
salt
thienylmalonic acid
preparation
thienylmalonic
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
Application number
ES492557A
Other languages
English (en)
Other versions
ES492557A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Beecham Group PLC
Original Assignee
Beecham Group PLC
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.)
Filing date
Publication date
Application filed by Beecham Group PLC filed Critical Beecham Group PLC
Publication of ES492557A0 publication Critical patent/ES492557A0/es
Publication of ES8105311A1 publication Critical patent/ES8105311A1/es
Expired legal-status Critical Current

Links

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
    • C07D333/06—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 only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to the ring carbon atoms
    • C07D333/24—Radicals substituted by carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)

Abstract

PROCEDIMIENTO DE OBTENCION DE ACIDO 3-TIENILMALONICO. CONSTA DE LAS SIGUIENTES ETAPAS: 1. HIDROLISIS DE UN 3-TIENILCIANOACETATO (I) EN EL QUE R ELEVADO A 1 REPRESENTA UN GRUPO ALQUILO O ARILO, CON UN HIDROXIDO DE METAL ALCALINO. 2. AISLAMIENTO DE UNA SAL DE ACIDO 3-BIENILMALONICO II DONDE R+ REPRESENTA UN ION DE METAL ALCALINO O UN ION AMONIO. 3. CONVERSION DE ESTA EN EL ACIDO 3-TIENILMALONICO. SE AISLA LA SAL MONOSODICA DEL ACIDO 3-TIENILMALONICO. *FORMULA* INTERMEDIO EN LA PRODUCCION DE TIENILPENICILINAS.
ES492557A 1979-06-19 1980-06-18 Un procedimiento para la preparacion de acido 3-tienilmalo- nico Expired ES8105311A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US4987579A 1979-06-19 1979-06-19

Publications (2)

Publication Number Publication Date
ES492557A0 ES492557A0 (es) 1981-06-01
ES8105311A1 true ES8105311A1 (es) 1981-06-01

Family

ID=21962196

Family Applications (1)

Application Number Title Priority Date Filing Date
ES492557A Expired ES8105311A1 (es) 1979-06-19 1980-06-18 Un procedimiento para la preparacion de acido 3-tienilmalo- nico

Country Status (17)

Country Link
EP (1) EP0021644B1 (es)
JP (1) JPS567777A (es)
KR (1) KR840001187B1 (es)
AR (1) AR226431A1 (es)
AT (1) ATE21898T1 (es)
AU (1) AU531903B2 (es)
CA (1) CA1135271A (es)
DE (1) DE3071737D1 (es)
DK (1) DK257280A (es)
ES (1) ES8105311A1 (es)
FI (1) FI801825A7 (es)
GR (1) GR68728B (es)
HU (1) HU181548B (es)
IL (1) IL60211A0 (es)
NO (1) NO801813L (es)
NZ (1) NZ193889A (es)
ZA (1) ZA803288B (es)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100453913B1 (ko) * 2000-12-22 2004-10-20 재단법인 포항산업과학연구원 납계 세라믹스의 무전해 니켈 도금 방법
US8225978B2 (en) 2007-02-01 2012-07-24 Black & Decker Inc. Multistage solenoid fastening tool with decreased energy consumption and increased driving force

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2513140A (en) * 1947-11-28 1950-06-27 Indiana University Foundation 3-thienylacetic acid
GB1139164A (en) * 1966-12-05 1969-01-08 Parke Davis & Co New heterocyclic acetic acid compounds and methods for their production
NZ193888A (en) * 1979-06-19 1982-03-30 Beecham Group Ltd Preparation of 3-thienylmalonic acid from a 3-thienylcyano-acetate

Also Published As

Publication number Publication date
ES492557A0 (es) 1981-06-01
NO801813L (no) 1980-12-22
EP0021644B1 (en) 1986-09-03
NZ193889A (en) 1982-03-30
AU531903B2 (en) 1983-09-08
IL60211A0 (en) 1980-09-16
CA1135271A (en) 1982-11-09
DK257280A (da) 1980-12-20
FI801825A7 (fi) 1981-01-01
ATE21898T1 (de) 1986-09-15
KR830002773A (ko) 1983-05-30
KR840001187B1 (ko) 1984-08-18
AU5934080A (en) 1981-01-08
ZA803288B (en) 1981-08-26
DE3071737D1 (en) 1986-10-09
HU181548B (en) 1983-10-28
JPS567777A (en) 1981-01-27
GR68728B (es) 1982-02-10
AR226431A1 (es) 1982-07-15
EP0021644A1 (en) 1981-01-07

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