DK138639B - Fremgangsmåde til fremstilling af 3-propionylsalicylsyre eller alkylestere heraf med 1-4 C-atomer i alkylgruppen. - Google Patents

Fremgangsmåde til fremstilling af 3-propionylsalicylsyre eller alkylestere heraf med 1-4 C-atomer i alkylgruppen.

Info

Publication number
DK138639B
DK138639B DK517870AA DK517870A DK138639B DK 138639 B DK138639 B DK 138639B DK 517870A A DK517870A A DK 517870AA DK 517870 A DK517870 A DK 517870A DK 138639 B DK138639 B DK 138639B
Authority
DK
Denmark
Prior art keywords
atoms
preparation
alkyl group
alkyl
alkyl esters
Prior art date
Application number
DK517870AA
Other languages
Danish (da)
English (en)
Other versions
DK138639C (xx
Inventor
Enrico Sianesi
Original Assignee
Recordati Chem Pharm
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 Recordati Chem Pharm filed Critical Recordati Chem Pharm
Publication of DK138639B publication Critical patent/DK138639B/da
Application granted granted Critical
Publication of DK138639C publication Critical patent/DK138639C/da

Links

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
    • C07D311/26—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3
    • C07D311/28—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only
    • C07D311/30—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 4 with aromatic rings attached in position 2 or 3 with aromatic rings attached in position 2 only not hydrogenated in the hetero ring, e.g. flavones
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/295—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with inorganic bases, e.g. by alkali fusion
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C65/00—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C65/32—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups
    • C07C65/40—Compounds having carboxyl groups bound to carbon atoms of six—membered aromatic rings and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups containing keto groups containing singly bound oxygen-containing groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Hydrogenated Pyridines (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Pyrane Compounds (AREA)
DK517870AA 1970-08-01 1970-10-13 Fremgangsmåde til fremstilling af 3-propionylsalicylsyre eller alkylestere heraf med 1-4 C-atomer i alkylgruppen. DK138639B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2819070 1970-08-01

Publications (2)

Publication Number Publication Date
DK138639B true DK138639B (da) 1978-10-09
DK138639C DK138639C (xx) 1979-03-12

Family

ID=11223109

Family Applications (2)

Application Number Title Priority Date Filing Date
DK517870AA DK138639B (da) 1970-08-01 1970-10-13 Fremgangsmåde til fremstilling af 3-propionylsalicylsyre eller alkylestere heraf med 1-4 C-atomer i alkylgruppen.
DK539571AA DK128562B (da) 1970-08-01 1971-11-04 Fremgangsmåde til fremstilling af basiske estere af 3-methylflavon-8-carboxylsyre eller syreadditionssalte af disse estere.

Family Applications After (1)

Application Number Title Priority Date Filing Date
DK539571AA DK128562B (da) 1970-08-01 1971-11-04 Fremgangsmåde til fremstilling af basiske estere af 3-methylflavon-8-carboxylsyre eller syreadditionssalte af disse estere.

Country Status (21)

Country Link
US (1) US3770802A (xx)
JP (1) JPS514983B1 (xx)
AT (2) AT302280B (xx)
BE (1) BE757821A (xx)
CA (1) CA932737A (xx)
CH (1) CH517065A (xx)
DE (2) DE2065384C3 (xx)
DK (2) DK138639B (xx)
ES (1) ES384635A1 (xx)
FI (1) FI55828C (xx)
FR (1) FR2109480A5 (xx)
GB (2) GB1343119A (xx)
IE (1) IE35304B1 (xx)
IL (1) IL35797A (xx)
NL (1) NL7015350A (xx)
NO (1) NO134742C (xx)
PL (1) PL81054B1 (xx)
SE (2) SE368002B (xx)
SU (1) SU383273A3 (xx)
YU (3) YU35752B (xx)
ZA (1) ZA707493B (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1499323A (en) * 1974-03-22 1978-02-01 Fisons Ltd 6-substituted chromones and chromanones
US3993669A (en) * 1974-06-05 1976-11-23 Syntex (U.S.A.) Inc. Mono- and disubstituted 1.4-benzopyrone-6-carboxylic acids and derivatives thereof
IT1051445B (it) 1975-07-16 1981-04-21 Recordati Chem Pharm Derivati dell.acido benzoico terapeuticamente attivi e procedimento per prepararli
FR2516922A1 (fr) * 1981-11-25 1983-05-27 Lipha Acides (oxo-4-4h-(1)-benzopyran-8-yl) alcanoiques, sels et derives, preparation et medicament les contenant
JPS58225083A (ja) * 1982-06-23 1983-12-27 Nippon Shinyaku Co Ltd メチルフラボン誘導体
JPS5967242A (ja) * 1982-09-30 1984-04-16 Yamamoto Kagaku Kogyo Kk ３−プロピオニルサリチル酸誘導体及びその製造法
JPS5967281A (ja) * 1982-09-30 1984-04-16 Yamamoto Kagaku Kogyo Kk ３−メチルフラボン−８−カルボン酸誘導体及びその製造法
US4499295A (en) * 1983-05-09 1985-02-12 G. D. Searle & Co. Protease inhibitors
US5116954A (en) * 1988-04-06 1992-05-26 Lipha, Lyonnaise Industrielle Pharmaceutique Pharmaceutically useful flavonoic compounds containing at least one substituent on the benzopyranone ring moiety
CN114736183B (zh) * 2022-04-14 2023-10-17 迪嘉药业集团股份有限公司 一种3-甲基黄酮-8-羧酸的制备方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL94071C (xx) * 1954-04-20
US2921070A (en) * 1957-11-05 1960-01-12 Recordati Lab Farmacologico S Basic esters of 3-methylflavone-8-carboxylic acid
FR1441427A (fr) * 1963-10-10 1966-06-10 Recordati S P A Procédé de préparation de l'acide 3-méthylflavone-8-carboxylique et de ses esters basiques

Also Published As

Publication number Publication date
IL35797A0 (en) 1971-02-25
SE388199B (sv) 1976-09-27
SU383273A3 (xx) 1973-05-25
JPS514983B1 (xx) 1976-02-16
ES384635A1 (es) 1973-01-16
DK128562B (da) 1974-05-27
FI55828B (fi) 1979-06-29
YU6279A (en) 1981-02-28
DE2059296A1 (de) 1972-02-10
PL81054B1 (xx) 1975-08-30
DE2065384A1 (de) 1973-06-14
GB1343119A (en) 1974-01-09
DE2065384B2 (de) 1974-04-18
YU36018B (en) 1981-11-13
YU35751B (en) 1981-06-30
DE2051269A1 (de) 1972-02-03
DE2051269B2 (de) 1974-08-01
AT302280B (de) 1972-10-10
NO134742C (xx) 1976-12-08
YU35752B (en) 1981-06-30
FI55828C (fi) 1979-10-10
DE2059296B2 (de) 1977-04-14
CA932737A (en) 1973-08-28
DE2065384C3 (de) 1974-11-14
DK138639C (xx) 1979-03-12
BE757821A (fr) 1971-04-01
GB1343118A (en) 1974-01-09
CH517065A (fr) 1971-12-31
SE368002B (xx) 1974-06-17
AT311343B (de) 1973-11-12
US3770802A (en) 1973-11-06
IE35304B1 (en) 1976-01-07
IL35797A (en) 1974-01-14
ZA707493B (en) 1971-08-25
IE35304L (en) 1972-02-01
DE2051269C3 (de) 1975-03-27
NL7015350A (xx) 1972-02-03
YU269070A (en) 1980-10-31
FR2109480A5 (xx) 1972-05-26
NO134742B (xx) 1976-08-30

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Legal Events

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PUP Patent expired