ES433550A1 - Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos. - Google Patents

Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos.

Info

Publication number
ES433550A1
ES433550A1 ES433550A ES433550A ES433550A1 ES 433550 A1 ES433550 A1 ES 433550A1 ES 433550 A ES433550 A ES 433550A ES 433550 A ES433550 A ES 433550A ES 433550 A1 ES433550 A1 ES 433550A1
Authority
ES
Spain
Prior art keywords
alkyl
carboxylic acid
esters
xanthone
alkoxy
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
ES433550A
Other languages
English (en)
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.)
Syntex USA LLC
Original Assignee
Syntex USA LLC
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 Syntex USA LLC filed Critical Syntex USA LLC
Publication of ES433550A1 publication Critical patent/ES433550A1/es
Expired legal-status Critical Current

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
    • 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
    • C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
    • C07D311/82—Xanthenes
    • C07D311/84—Xanthenes with hetero atoms or 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 9
    • C07D311/86—Oxygen atoms, e.g. xanthones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
ES433550A 1972-01-12 1975-01-03 Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos. Expired ES433550A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00217287A US3849565A (en) 1972-01-12 1972-01-12 Disubstituted xanthone carboxylic acid compounds for inhibiting asthma

Publications (1)

Publication Number Publication Date
ES433550A1 true ES433550A1 (es) 1976-12-01

Family

ID=22810416

Family Applications (3)

Application Number Title Priority Date Filing Date
ES433551A Expired ES433551A1 (es) 1972-01-12 1975-01-03 Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos.
ES433549A Expired ES433549A1 (es) 1972-01-12 1975-01-03 Un procedimiento para la produccion de nuevos compuestos deacidos xantona-2-carboxilicos 5, 7-disustituidos.
ES433550A Expired ES433550A1 (es) 1972-01-12 1975-01-03 Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
ES433551A Expired ES433551A1 (es) 1972-01-12 1975-01-03 Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos.
ES433549A Expired ES433549A1 (es) 1972-01-12 1975-01-03 Un procedimiento para la produccion de nuevos compuestos deacidos xantona-2-carboxilicos 5, 7-disustituidos.

Country Status (5)

Country Link
US (1) US3849565A (es)
AT (2) AT327893B (es)
DE (1) DE2234254A1 (es)
ES (3) ES433551A1 (es)
ZA (1) ZA724756B (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3951618A (en) * 1974-03-12 1976-04-20 Syntex (U.S.A.) Inc. Method of use of, and compositions containing, disubstituted xanthone carboxylic acid compounds
US4078078A (en) * 1974-07-09 1978-03-07 Roussel Uclaf Novel xanthone-2-carboxylic acid compounds
IL47519A (en) * 1974-07-09 1979-03-12 Roussel Uclaf 7-sulphinimidoyl(sulphimidoyl)-xanthone-2-carboxylic acid derivatives, their preparation and pharmaceutical compositions containing them
US4015009A (en) * 1974-10-02 1977-03-29 Smithkline Corporation Pharmaceutical compositions comprising substituted 3-cinnamoyl-2H-pyran-2,6(3H)-diones
US4032652A (en) * 1975-04-23 1977-06-28 Smithkline Corporation Substituted 2h-pyran-2,6(3h)-dione derivatives, pharmaceutical compositions comprising such derivatives and methods of inhibiting the antigen-antibody reaction
US4250097A (en) * 1978-03-08 1981-02-10 Syntex (U.S.A.) Inc. Compositions for and a method of preventing diabetic complications
US4242267A (en) * 1980-02-04 1980-12-30 Roussel Uclaf Process for preparing 5-alkyl-7-(S-alkyl-sulfonimidoyl)-xanthone-2-carboxylic acids
IT1223302B (it) * 1987-09-16 1990-09-19 Baldacci Lab Spa Composti solfonamido derivati inibitori del sistema enzimatico aldoso-reduttasi e composizioni farmaceutiche che li contengono

Also Published As

Publication number Publication date
AT327893B (de) 1976-02-25
AT327896B (de) 1976-02-25
US3849565A (en) 1974-11-19
DE2234254A1 (de) 1973-09-13
ZA724756B (en) 1974-02-27
ES433549A1 (es) 1976-12-16
ATA860474A (de) 1975-05-15
ES433551A1 (es) 1976-12-01
ATA598972A (de) 1975-05-15

Similar Documents

Publication Publication Date Title
SE7710696L (sv) Mellanprodukt for framstellning av alfa-l-aspartyl-l-fenyla laninalkylestrar
ES433550A1 (es) Un procedimiento para la produccion de nuevos compuestos deacido xantona-2-carboxilicos 5-7-disustituidos.
ES441290A1 (es) Un procedimiento para preparar una carboxamida de un dioxidode oxobenzotiazina.
ES428534A1 (es) Un procedimiento para preparar un ester 7beta-amino-7alfa- metoxi-3-cefem.
ES421098A1 (es) Un metodo para la preparacion de tiaxantenos fluor-susti- tuidos.
ES433626A2 (es) Un procedimiento para la produccion de nuevos compuestos de acido xantona-2-carboxilicos 5,7-disustituidos.
ES404790A1 (es) Un procedimiento para la produccion de nuevos compuestos deacidos xantonacarboxilicos 5,7-disustituidos.
ES435567A1 (es) Un procedimiento para la preparacion de nuevos derivados de acidos xantona-carboxilicos disustitudos.
GB1411700A (en) Penicillins and production thereof
ES422465A1 (es) Procedimiento para preparar 2-amino-alquil-6-metil-7-nitro-1, 2, 3, 4 tetrahidroquinolinas.
GB1363788A (en) Process for the production of alpha-amino-2-hydroxyphenyl-acetic acids
CH409397A (fr) Procédé de préparation de polymères contenant des groupes d'esters, ainsi que des groupes carboxyliques
ES404803A1 (es) Un procedimiento para la preparacion de nuevos derivados deacido xantona-2-carboxilico disustituidos.
GB1079726A (en) Method of producing a new salicylic acid ester
GB1046643A (en) Process for the production of phthaloylpyrrocolines
ES416936A1 (es) Procedimiento para preparar esteres de beta-(3,4-dialcani- loxifenil)-l-alaninas.
GB1340512A (en) Production of esters of chromone-2-carboxylic acids
ES435674A1 (es) Un procedimiento para la preparacion de compuestos de acido xantona-carboxilico disustituido.
GB1319010A (en) Substituted butyronitriles and a process for the manufacture hereof
IT1034337B (it) Processo per la produzione di acidi carbossilici
CH525252A (fr) Procédé de préparation d'un mélange de produits constitué principalement d'oligosaccharides, de dextrines ainsi que d'acides aldoniques
ES417810A1 (es) Un procedimiento de obtencion de la 2-6 bismetanolpiridina.
KR790000285B1 (en) Process for 7- -amino-7- -methoxy cephalos phorinic acid ester and related compounds
ES390065A1 (es) Un procedimiento para producir ester decilico de prosta- glandina e1 o e2.
GB1390581A (en) Process for producing 7-acylamino-3-methyl-3-cephem-4-carboxylic acids