ES363708A1 - Procedimiento para preparar un compuesto utilizable, en es-pecial, para obtener acidos cromona-2-carboxilicos enlazadoso unidos. - Google Patents

Procedimiento para preparar un compuesto utilizable, en es-pecial, para obtener acidos cromona-2-carboxilicos enlazadoso unidos.

Info

Publication number: ES363708A1
Authority: ES; Spain
Prior art keywords: coch; formula; chain; alkyl; ring
Prior art date: 1968-02-16
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

ES363708A

Other languages

English (en)

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.)

Fisons Pharmaceuticals Ltd

Original Assignee

Fisons Pharmaceuticals 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.)

1968-02-16

Filing date

1969-02-15

Publication date

1971-01-01

1969-02-15 Application filed by Fisons Pharmaceuticals Ltd filed Critical Fisons Pharmaceuticals Ltd

1971-01-01 Publication of ES363708A1 publication Critical patent/ES363708A1/es

Status Expired legal-status Critical Current

Links

150000001875 compounds Chemical class 0.000 abstract 3
125000000217 alkyl group Chemical group 0.000 abstract 2
125000000623 heterocyclic group Chemical group 0.000 abstract 2
229910052717 sulfur Inorganic materials 0.000 abstract 2
125000002015 acyclic group Chemical group 0.000 abstract 1
229910052783 alkali metal Inorganic materials 0.000 abstract 1
150000001340 alkali metals Chemical class 0.000 abstract 1
125000003545 alkoxy group Chemical group 0.000 abstract 1
125000002837 carbocyclic group Chemical group 0.000 abstract 1
229910052799 carbon Inorganic materials 0.000 abstract 1
CLMUVTJTFDJRSK-UHFFFAOYSA-N ethyl 5-(2-chloroethoxy)-4-oxochromene-2-carboxylate Chemical compound CCOC(=O)C1=CC(=O)C2=C(OCCCl)C=CC=C2O1 CLMUVTJTFDJRSK-UHFFFAOYSA-N 0.000 abstract 1
229910052736 halogen Inorganic materials 0.000 abstract 1
150000002367 halogens Chemical class 0.000 abstract 1
229910052739 hydrogen Inorganic materials 0.000 abstract 1
-1 iodoethoxy Chemical class 0.000 abstract 1
229910052760 oxygen Inorganic materials 0.000 abstract 1
125000000547 substituted alkyl group Chemical group 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/22—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4
- C07D311/24—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 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 in position 2

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Pyrane Compounds (AREA)

ES363708A 1968-02-16 1969-02-15 Procedimiento para preparar un compuesto utilizable, en es-pecial, para obtener acidos cromona-2-carboxilicos enlazadoso unidos. Expired ES363708A1 (es)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB7590/68A GB1256354A (en)	1968-02-16	1968-02-16	Process for the production of bis-chromones

Publications (1)

Publication Number	Publication Date
ES363708A1 true ES363708A1 (es)	1971-01-01

Family

ID=9836055

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES363708A Expired ES363708A1 (es)	1968-02-16	1969-02-15	Procedimiento para preparar un compuesto utilizable, en es-pecial, para obtener acidos cromona-2-carboxilicos enlazadoso unidos.

Country Status (9)

Country	Link
JP (1)	JPS4946623B1 (fr)
AT (1)	AT307416B (fr)
BR (1)	BR6906422D0 (fr)
CH (1)	CH503676A (fr)
ES (1)	ES363708A1 (fr)
GB (1)	GB1256354A (fr)
IL (1)	IL31560A0 (fr)
NL (1)	NL6902251A (fr)
SE (1)	SE357739B (fr)

1968
- 1968-02-16 GB GB7590/68A patent/GB1256354A/en not_active Expired
1969
- 1969-02-05 IL IL31560A patent/IL31560A0/xx unknown
- 1969-02-11 AT AT136069A patent/AT307416B/de not_active IP Right Cessation
- 1969-02-14 BR BR206422/69A patent/BR6906422D0/pt unknown
- 1969-02-14 CH CH231769A patent/CH503676A/fr not_active IP Right Cessation
- 1969-02-14 SE SE02098/69A patent/SE357739B/xx unknown
- 1969-02-15 ES ES363708A patent/ES363708A1/es not_active Expired
- 1969-02-24 NL NL6902251A patent/NL6902251A/xx unknown
1970
- 1970-12-14 JP JP45110631A patent/JPS4946623B1/ja active Pending

Also Published As

Publication number	Publication date
GB1256354A (en)	1971-12-08
NL6902251A (fr)	1969-08-19
CH503676A (fr)	1971-02-28
JPS4946623B1 (fr)	1974-12-11
AT307416B (de)	1973-05-25
SE357739B (fr)	1973-07-09
BR6906422D0 (pt)	1973-01-16
IL31560A0 (en)	1969-04-30

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