ES334197A1 - PROCEDURE TO PREPARE DERIVATIVES OF 9-10-DIHIDRO-4H- BENZO (4,5) CYCLOHEPTA (2,1-B) THIOFENO. - Google Patents

PROCEDURE TO PREPARE DERIVATIVES OF 9-10-DIHIDRO-4H- BENZO (4,5) CYCLOHEPTA (2,1-B) THIOFENO.

Info

Publication number
ES334197A1
ES334197A1 ES334197A ES334197A ES334197A1 ES 334197 A1 ES334197 A1 ES 334197A1 ES 334197 A ES334197 A ES 334197A ES 334197 A ES334197 A ES 334197A ES 334197 A1 ES334197 A1 ES 334197A1
Authority
ES
Spain
Prior art keywords
cyclohepta
benzo
thiofeno
dihidro
procedure
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
ES334197A
Other languages
Spanish (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.)
Sandoz AG
Original Assignee
Sandoz 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.)
Filing date
Publication date
Application filed by Sandoz AG filed Critical Sandoz AG
Publication of ES334197A1 publication Critical patent/ES334197A1/en
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
    • C07D333/50—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
    • C07D333/78—Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems condensed with rings other than six-membered or with ring systems containing such rings
    • C07D333/80—Seven-membered rings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Heterocyclic Compounds Containing Sulfur Atoms (AREA)

Abstract

"Process for preparing derivatives of 9,10-dihydro-4H-benzo [4,5] cyclohepta [2,1-b] thiophene", of general formula I, ** (See formula) ** wherein R1 and R2, which may be identical or different, mean an alkyl radical containing 1 or 2 carbon atoms, R2 means a hydrogen atom, and n means the number 1 or 2, or R2 together with R3 means a chain ethylenic, n means the number 1, and R 1 means an alkyl radical containing 1 or 2 carbon atoms, characterized in that a compound of general formula II is treated, ** (See formula) ** wherein R1, R2, R3 and n have the meanings indicated above, with a dehydrating agent. (Machine-translation by Google Translate, not legally binding)
ES334197A 1965-12-08 1966-12-06 PROCEDURE TO PREPARE DERIVATIVES OF 9-10-DIHIDRO-4H- BENZO (4,5) CYCLOHEPTA (2,1-B) THIOFENO. Expired ES334197A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CH1691665A CH459259A (en) 1965-12-08 1965-12-08 Process for the preparation of new 9,10-dihydro-4H-benzo (4,5) cyclohepta (2,1-b) thiophen-4-one derivatives
CH1713865A CH459261A (en) 1965-12-08 1965-12-13 Process for the preparation of new tricyclic thiophene derivatives
CH1713765A CH459260A (en) 1965-12-08 1965-12-13 Process for the preparation of new 9,10-dihydro-4H-benzo (4,5) cyclohepta (2,1-b) thiophene derivatives

Publications (1)

Publication Number Publication Date
ES334197A1 true ES334197A1 (en) 1968-01-16

Family

ID=27177538

Family Applications (2)

Application Number Title Priority Date Filing Date
ES334197A Expired ES334197A1 (en) 1965-12-08 1966-12-06 PROCEDURE TO PREPARE DERIVATIVES OF 9-10-DIHIDRO-4H- BENZO (4,5) CYCLOHEPTA (2,1-B) THIOFENO.
ES334423A Expired ES334423A1 (en) 1965-12-08 1966-12-12 Procedure for the production of 4- (3-methylamino-propylidene) -9,10-dihydro-4h-benzo (4,5) ciclohepta (2,1-b) thiophene. (Machine-translation by Google Translate, not legally binding)

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES334423A Expired ES334423A1 (en) 1965-12-08 1966-12-12 Procedure for the production of 4- (3-methylamino-propylidene) -9,10-dihydro-4h-benzo (4,5) ciclohepta (2,1-b) thiophene. (Machine-translation by Google Translate, not legally binding)

Country Status (6)

Country Link
BE (2) BE690776A (en)
BR (1) BR6685128D0 (en)
CH (3) CH459259A (en)
ES (2) ES334197A1 (en)
FR (4) FR1503316A (en)
NL (2) NL6616987A (en)

Also Published As

Publication number Publication date
NL6616987A (en) 1967-06-09
BE691067A (en) 1967-06-12
ES334423A1 (en) 1968-03-16
CH459260A (en) 1968-07-15
CH459261A (en) 1968-07-15
FR1503316A (en) 1967-11-24
CH459259A (en) 1968-07-15
BE690776A (en) 1967-06-06
FR6281M (en) 1968-09-02
FR1503315A (en) 1967-11-24
FR6280M (en) 1968-09-02
NL6617233A (en) 1967-06-14
BR6685128D0 (en) 1973-12-04

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