GB1394756A - Pharmaceutically active benzofuran derivatives - Google Patents

Pharmaceutically active benzofuran derivatives

Info

Publication number
GB1394756A
GB1394756A GB5899272A GB5899272A GB1394756A GB 1394756 A GB1394756 A GB 1394756A GB 5899272 A GB5899272 A GB 5899272A GB 5899272 A GB5899272 A GB 5899272A GB 1394756 A GB1394756 A GB 1394756A
Authority
GB
United Kingdom
Prior art keywords
benzofuran derivatives
pharmaceutically active
formula
active benzofuran
compounds
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
GB5899272A
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.)
Eisai Co Ltd
Original Assignee
Eisai Co Ltd
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
Priority to CH1846372A priority Critical patent/CH567011A5/de
Application filed by Eisai Co Ltd filed Critical Eisai Co Ltd
Priority to GB5899272A priority patent/GB1394756A/en
Priority to DE2263093A priority patent/DE2263093A1/en
Priority to FR7246180A priority patent/FR2211221B1/fr
Publication of GB1394756A publication Critical patent/GB1394756A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K31/00—Medicinal preparations containing organic active ingredients
    • A61K31/33—Heterocyclic compounds
    • A61K31/335—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin
    • A61K31/34—Heterocyclic compounds having oxygen as the only ring hetero atom, e.g. fungichromin having five-membered rings with one oxygen as the only ring hetero atom, e.g. isosorbide
    • 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
    • C07D307/86—Benzo [b] furans; Hydrogenated benzo [b] furans with an oxygen atom directly attached in position 7

Abstract

1394756 Benzofuran derivatives EISAI CO Ltd 21 Dec 1972 58992/72 Heading C2C The invention comprises compounds of formula and their pharmaceutically acceptable acid addition salts, wherein Y is a divalent aliphatic hydrocarbon radical (up to C 5 ), and a process for preparing them by reacting a 2-halomethyl-7- methoxy-2,3-dihydrobenzofuran with Therapeutic compositions for oral or parenteral administration comprise compounds of the above formula, which have analgesic activity.
GB5899272A 1972-12-19 1972-12-21 Pharmaceutically active benzofuran derivatives Expired GB1394756A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CH1846372A CH567011A5 (en) 1972-12-19 1972-12-19
GB5899272A GB1394756A (en) 1972-12-19 1972-12-21 Pharmaceutically active benzofuran derivatives
DE2263093A DE2263093A1 (en) 1972-12-19 1972-12-22 7-METHOXY-2,3-DIHYDROBENZOFURA DERIVATIVES AND THE PROCESS FOR THEIR PRODUCTION
FR7246180A FR2211221B1 (en) 1972-12-19 1972-12-26

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CH1846372A CH567011A5 (en) 1972-12-19 1972-12-19
GB5899272A GB1394756A (en) 1972-12-19 1972-12-21 Pharmaceutically active benzofuran derivatives
DE2263093A DE2263093A1 (en) 1972-12-19 1972-12-22 7-METHOXY-2,3-DIHYDROBENZOFURA DERIVATIVES AND THE PROCESS FOR THEIR PRODUCTION
FR7246180A FR2211221B1 (en) 1972-12-19 1972-12-26

Publications (1)

Publication Number Publication Date
GB1394756A true GB1394756A (en) 1975-05-21

Family

ID=27429683

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5899272A Expired GB1394756A (en) 1972-12-19 1972-12-21 Pharmaceutically active benzofuran derivatives

Country Status (4)

Country Link
CH (1) CH567011A5 (en)
DE (1) DE2263093A1 (en)
FR (1) FR2211221B1 (en)
GB (1) GB1394756A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000076990A1 (en) * 1999-06-16 2000-12-21 Astrazeneca Ab New compounds

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2417797A1 (en) * 1978-02-20 1979-09-14 Europ Propulsion GRAIN COMPENSATION DEVICE OF A CURRENT FEEDBACK SLAVE CIRCUIT
US4563476A (en) * 1983-11-21 1986-01-07 Merck & Co., Inc. Substituted 5-hydroxy-2,3-dihydrobenzofurans and analogs thereof useful as anti-inflammatory agents

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1344997A (en) * 1962-08-08 1963-12-06 Ciba Geigy Process for the preparation of benzofurans, inter alia 2- (2-cyclopentylethyl) -aminomethyl-7-methoxy-2, 3-dihydro-benzofuran

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000076990A1 (en) * 1999-06-16 2000-12-21 Astrazeneca Ab New compounds

Also Published As

Publication number Publication date
FR2211221B1 (en) 1976-08-20
FR2211221A1 (en) 1974-07-19
CH567011A5 (en) 1975-09-30
DE2263093A1 (en) 1974-07-04

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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