BR7507936A - Processo para a preparacao de acidos nafto-pirano-carboxilicos e seus derivados - Google Patents

Processo para a preparacao de acidos nafto-pirano-carboxilicos e seus derivados

Info

Publication number
BR7507936A
BR7507936A BR7507936A BR7507936A BR7507936A BR 7507936 A BR7507936 A BR 7507936A BR 7507936 A BR7507936 A BR 7507936A BR 7507936 A BR7507936 A BR 7507936A BR 7507936 A BR7507936 A BR 7507936A
Authority
BR
Brazil
Prior art keywords
nafto
pyrano
derivatives
preparing
carboxylic acids
Prior art date
Application number
BR7507936A
Other languages
English (en)
Portuguese (pt)
Inventor
R Brown
R Hazard
J Mann
Original Assignee
Fisons 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 claimed from GB51944/74A external-priority patent/GB1517153A/en
Application filed by Fisons Ltd filed Critical Fisons Ltd
Publication of BR7507936A publication Critical patent/BR7507936A/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D493/00—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system
    • C07D493/02—Heterocyclic compounds containing oxygen atoms as the only ring hetero atoms in the condensed system in which the condensed system contains two hetero rings
    • C07D493/04—Ortho-condensed systems
    • 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
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/54—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition of compounds containing doubly bound oxygen atoms, e.g. esters
    • 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
    • C07C45/62—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 hydrogenation of carbon-to-carbon double or triple bonds
    • 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
    • C07C45/63—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 introduction of halogen; by substitution of halogen atoms by other halogen atoms
    • 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
    • C07C45/64—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 introduction of functional groups containing oxygen only in singly bound form
    • 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
    • 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
    • C07C45/673—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 by change of size of the carbon skeleton
    • 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
    • C07C45/68—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 by increase in the number of carbon atoms
    • C07C45/70—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 by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
    • C07C45/71—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 by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy groups
    • 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
    • C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
    • 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
    • C07D311/74—Benzo[b]pyrans, hydrogenated in the carbocyclic ring
    • 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
    • C07D311/78—Ring systems having three or more relevant rings
    • 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
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/92—Naphthopyrans; Hydrogenated naphthopyrans

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Pyrane Compounds (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
BR7507936A 1974-11-30 1975-11-28 Processo para a preparacao de acidos nafto-pirano-carboxilicos e seus derivados BR7507936A (pt)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB51944/74A GB1517153A (en) 1974-11-30 1974-11-30 Naphthopyran-and benzodipyran-2-carboxylic acids and derivatives thereof
GB5370474 1974-12-12
GB2104475 1975-05-16
GB2104375 1975-05-16

Publications (1)

Publication Number Publication Date
BR7507936A true BR7507936A (pt) 1976-08-31

Family

ID=27448513

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7507936A BR7507936A (pt) 1974-11-30 1975-11-28 Processo para a preparacao de acidos nafto-pirano-carboxilicos e seus derivados

Country Status (23)

Country Link
US (1) US4238606A (en:Method)
JP (1) JPS5176277A (en:Method)
AR (2) AR215120A1 (en:Method)
AT (1) AT351530B (en:Method)
BR (1) BR7507936A (en:Method)
CA (1) CA1065329A (en:Method)
CH (2) CH615171A5 (en:Method)
DD (1) DD124735A5 (en:Method)
DE (1) DE2553688A1 (en:Method)
DK (1) DK535175A (en:Method)
ES (1) ES443093A1 (en:Method)
FI (1) FI753369A7 (en:Method)
FR (1) FR2292468A1 (en:Method)
HU (1) HU175915B (en:Method)
IE (1) IE42068B1 (en:Method)
IL (2) IL48566A0 (en:Method)
IT (1) IT1059533B (en:Method)
MX (1) MX3391E (en:Method)
NL (1) NL7513918A (en:Method)
NO (1) NO145982C (en:Method)
NZ (1) NZ179392A (en:Method)
SE (1) SE420835B (en:Method)
ZM (1) ZM16775A1 (en:Method)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1570993A (en) * 1976-05-21 1980-07-09 Fisons Ltd Pharmaceutical tablet formulation
AU522209B2 (en) * 1977-05-06 1982-05-20 Fisons Limited Veterinary use of cromoglycate-i. ike compounds
JPS5424895A (en) * 1977-07-28 1979-02-24 Eisai Co Ltd Pyranochromone derivatives and remedies for allergic disorder
US4269854A (en) * 1978-09-12 1981-05-26 Fisons Limited 6,7,8,9-Tetrahydro-4H-naphtho-[2,3-b]pyran-2-carboxylic acids

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1023373A (en) * 1962-03-07 1966-03-23 Benger Lab Ltd Chromone derivatives
GB1029213A (en) * 1966-04-02 1966-05-11 Benger Lab Ltd Chromone derivatives
US3291811A (en) * 1962-03-30 1966-12-13 Benger Lab Ltd Cyclohexano [g] chromones substituted in 2-position by carboxyl or carboxymethyl-aminocarbonyl
GB1024645A (en) * 1962-07-10 1966-03-30 Benger Lab Ltd Chromone compounds
GB1049289A (en) * 1962-08-18 1966-11-23 Benger Lab Ltd Chromone derivatives and pharmaceutical compositions containing them
GB1116562A (en) * 1964-09-05 1968-06-06 Fisons Pharmaceuticals Ltd A pyranochromone carboxylic acid and derivatives
FR1481033A (fr) * 1964-09-25 1967-05-19 Fisons Pharmaceuticals Ltd Procédé de préparation d'un nouveau dérivé de la chromone
GB1147976A (en) * 1965-12-21 1969-04-10 Fisons Pharmaceuticals Ltd Chromone derivatives
GB1223690A (en) * 1967-10-17 1971-03-03 Fisons Pharmaceuticals Ltd Substituted chromon-2-carboxylic acids
GB1291864A (en) * 1969-02-12 1972-10-04 Fisons Pharmaceuticals Ltd Mono thiachromone-2-carboxylic acids
GB1389227A (en) * 1971-09-16 1975-04-03 Fisons Ltd Chromone-2-carboxylic acid derivatives methods for their preparation and compositions containing them

Also Published As

Publication number Publication date
NZ179392A (en) 1978-04-03
NO145982B (no) 1982-03-29
DD124735A5 (en:Method) 1977-03-09
CH618977A5 (en:Method) 1980-08-29
IT1059533B (it) 1982-06-21
FI753369A7 (en:Method) 1976-05-31
NL7513918A (nl) 1976-06-01
ES443093A1 (es) 1977-10-16
SE7513446L (sv) 1976-05-31
US4238606A (en) 1980-12-09
AT351530B (de) 1979-07-25
IL48566A0 (en) 1976-01-30
SE420835B (sv) 1981-11-02
HU175915B (en) 1980-11-28
NO145982C (no) 1982-07-07
AR215120A1 (es) 1979-09-14
ATA900675A (de) 1979-01-15
FR2292468A1 (fr) 1976-06-25
DE2553688A1 (de) 1976-06-10
MX3391E (es) 1980-10-27
ZM16775A1 (en) 1976-11-22
IL60824A0 (en) 1980-10-26
CA1065329A (en) 1979-10-30
NO754040L (en:Method) 1976-06-01
DK535175A (da) 1976-05-31
IE42068L (en) 1976-05-30
CH615171A5 (en:Method) 1980-01-15
FR2292468B1 (en:Method) 1978-12-01
IE42068B1 (en) 1980-05-21
JPS5176277A (en:Method) 1976-07-01
AR219058A1 (es) 1980-07-31

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