GB1521528A - Process for preparing hydratropic acid and derivatives thereof and intermediates useful in the process - Google Patents

Process for preparing hydratropic acid and derivatives thereof and intermediates useful in the process

Info

Publication number
GB1521528A
GB1521528A GB49277/75A GB4927775A GB1521528A GB 1521528 A GB1521528 A GB 1521528A GB 49277/75 A GB49277/75 A GB 49277/75A GB 4927775 A GB4927775 A GB 4927775A GB 1521528 A GB1521528 A GB 1521528A
Authority
GB
United Kingdom
Prior art keywords
derivatives
preparing
intermediates useful
hydratropic acid
hydratropic
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
GB49277/75A
Other languages
English (en)
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.)
Angelini Acraf SpA
Original Assignee
Aziende Chimiche Riunite Angelini Francesco ACRAF SpA
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 Aziende Chimiche Riunite Angelini Francesco ACRAF SpA filed Critical Aziende Chimiche Riunite Angelini Francesco ACRAF SpA
Publication of GB1521528A publication Critical patent/GB1521528A/en
Expired legal-status Critical Current

Links

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
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/78—Benzo [b] furans; Hydrogenated benzo [b] furans
    • C07D307/82—Benzo [b] furans; Hydrogenated benzo [b] furans 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 carbon atoms of the hetero ring
    • C07D307/83—Oxygen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09—Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/377—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by splitting-off hydrogen or functional groups; by hydrogenolysis of functional groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyridine Compounds (AREA)
GB49277/75A 1975-01-21 1975-12-01 Process for preparing hydratropic acid and derivatives thereof and intermediates useful in the process Expired GB1521528A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT47762/75A IT1047759B (it) 1975-01-21 1975-01-21 Sintesi dell acido idratropico e di suoi alchil derivati

Publications (1)

Publication Number Publication Date
GB1521528A true GB1521528A (en) 1978-08-16

Family

ID=11262346

Family Applications (1)

Application Number Title Priority Date Filing Date
GB49277/75A Expired GB1521528A (en) 1975-01-21 1975-12-01 Process for preparing hydratropic acid and derivatives thereof and intermediates useful in the process

Country Status (12)

Country Link
JP (2) JPS5530698B2 (cs)
BE (1) BE837588A (cs)
CA (1) CA1037965A (cs)
DE (1) DE2554895A1 (cs)
ES (1) ES443210A1 (cs)
FI (1) FI753531A7 (cs)
FR (1) FR2316210A1 (cs)
GB (1) GB1521528A (cs)
HU (1) HU172439B (cs)
IT (1) IT1047759B (cs)
NL (1) NL7600589A (cs)
PL (1) PL110749B1 (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4189596A (en) 1976-05-24 1980-02-19 The Upjohn Company Preparing 2-arylalkanoic acid derivatives

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4237775A (en) * 1978-08-21 1980-12-09 Gould Inc. Diaphragm for pressure sensors

Also Published As

Publication number Publication date
JPS5817179B2 (ja) 1983-04-05
ES443210A1 (es) 1977-09-16
NL7600589A (nl) 1976-07-23
JPS55143932A (en) 1980-11-10
CA1037965A (en) 1978-09-05
FI753531A7 (cs) 1976-07-22
DE2554895A1 (de) 1976-07-22
BE837588A (fr) 1976-07-15
IT1047759B (it) 1980-10-20
JPS5530698B2 (cs) 1980-08-13
HU172439B (hu) 1978-09-28
JPS5186441A (cs) 1976-07-29
FR2316210A1 (fr) 1977-01-28
PL110749B1 (en) 1980-07-31

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee