[go: up one dir, main page]

ES492727A0 - Un procedimiento para la preparacion de derivados de acido citrico - Google Patents

Un procedimiento para la preparacion de derivados de acido citrico

Info

Publication number
ES492727A0
ES492727A0 ES492727A ES492727A ES492727A0 ES 492727 A0 ES492727 A0 ES 492727A0 ES 492727 A ES492727 A ES 492727A ES 492727 A ES492727 A ES 492727A ES 492727 A0 ES492727 A0 ES 492727A0
Authority
ES
Spain
Prior art keywords
procedure
preparation
acid derivatives
citrus acid
citrus
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.)
Granted
Application number
ES492727A
Other languages
English (en)
Other versions
ES8105252A1 (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.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche 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
Priority claimed from US05/973,504 external-priority patent/US4312885A/en
Application filed by F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of ES8105252A1 publication Critical patent/ES8105252A1/es
Publication of ES492727A0 publication Critical patent/ES492727A0/es
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D305/00Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms
    • C07D305/02Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms not condensed with other rings
    • C07D305/10Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms not condensed with other rings having one or more double bonds between ring members or between ring members and non-ring members
    • C07D305/12Beta-lactones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/09Preparation of carboxylic acids or their salts, halides or anhydrides from carboxylic acid esters or lactones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/363Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C59/00Compounds having carboxyl groups bound to acyclic carbon atoms and containing any of the groups OH, O—metal, —CHO, keto, ether, groups, groups, or groups
    • C07C59/235Saturated compounds containing more than one carboxyl group
    • C07C59/245Saturated compounds containing more than one carboxyl group containing hydroxy or O-metal groups
    • C07C59/295Saturated compounds containing more than one carboxyl group containing hydroxy or O-metal groups containing halogen
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D303/00Compounds containing three-membered rings having one oxygen atom as the only ring hetero atom
    • C07D303/02Compounds containing oxirane rings
    • C07D303/48Compounds containing oxirane rings with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, directly attached to ring carbon atoms, e.g. ester or nitrile radicals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Epoxy Compounds (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
ES492727A 1978-12-26 1980-06-25 Un procedimiento para la preparacion de derivados de acido citrico Granted ES492727A0 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/973,504 US4312885A (en) 1978-12-26 1978-12-26 Chlorocitric acids
CH1058079 1979-11-28

Publications (2)

Publication Number Publication Date
ES8105252A1 ES8105252A1 (es) 1981-06-01
ES492727A0 true ES492727A0 (es) 1981-06-01

Family

ID=25706941

Family Applications (2)

Application Number Title Priority Date Filing Date
ES79487247A Expired ES8100243A1 (es) 1978-12-26 1979-12-24 Un procedimiento para la preparacion de derivados de acido tro-clorocitrico
ES492727A Granted ES492727A0 (es) 1978-12-26 1980-06-25 Un procedimiento para la preparacion de derivados de acido citrico

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES79487247A Expired ES8100243A1 (es) 1978-12-26 1979-12-24 Un procedimiento para la preparacion de derivados de acido tro-clorocitrico

Country Status (16)

Country Link
EP (1) EP0016867B1 (es)
AR (1) AR222201A1 (es)
AU (1) AU527139B2 (es)
CA (1) CA1138470A (es)
DE (1) DE2965783D1 (es)
DK (1) DK154641C (es)
ES (2) ES8100243A1 (es)
FI (1) FI67073C (es)
HU (1) HU179987B (es)
IE (1) IE49341B1 (es)
IL (1) IL59015A (es)
MC (1) MC1299A1 (es)
NO (1) NO153491C (es)
NZ (1) NZ192423A (es)
PH (1) PH14915A (es)
PT (1) PT70628A (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT500800B1 (de) 2004-09-08 2008-07-15 Biomedica Medizinprodukte Gmbh Verfahren zur bestimmung von probnp

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3356721A (en) * 1962-03-21 1967-12-05 Richard H Wiley Citric acid manufacture
US3764692A (en) * 1970-09-30 1973-10-09 Hoffmann La Roche Method of treating obesity
US3901915A (en) * 1973-10-10 1975-08-26 Hoffmann La Roche Optical resolution of organic carboxylic acids
US4123458A (en) * 1975-12-22 1978-10-31 Lever Brothers Company Preparation of cis and trans aconitic acids and their salts

Also Published As

Publication number Publication date
HU179987B (en) 1983-01-28
AR222201A1 (es) 1981-04-30
ES487247A0 (es) 1980-11-01
NZ192423A (en) 1981-12-15
AU527139B2 (en) 1983-02-17
FI793976A7 (fi) 1980-06-27
EP0016867B1 (de) 1983-06-22
IE792501L (en) 1980-06-26
EP0016867A1 (de) 1980-10-15
NO153491C (no) 1986-04-02
PH14915A (en) 1982-01-29
DE2965783D1 (en) 1983-07-28
ES8105252A1 (es) 1981-06-01
FI67073B (fi) 1984-09-28
NO153491B (no) 1985-12-23
FI67073C (fi) 1985-01-10
DK154641B (da) 1988-12-05
NO794232L (no) 1980-06-27
PT70628A (en) 1980-01-01
IL59015A (en) 1983-10-31
DK154641C (da) 1989-05-08
ES8100243A1 (es) 1980-11-01
MC1299A1 (fr) 1980-10-03
IL59015A0 (en) 1980-03-31
CA1138470A (en) 1982-12-28
AU5400979A (en) 1980-07-03
IE49341B1 (en) 1985-09-18
DK554079A (da) 1980-06-27

Similar Documents

Publication Publication Date Title
MX6174E (es) Procedimiento para la preparacion de(4-trifluorometil)-anilida de acido 5-metil-isoxazol-4-carboxilico
ES490214A0 (es) Un procedimiento para la preparacion de derivados de feneta-nolamina
MX5877E (es) Procedimiento para la preparacion de derivados del acido piridiloxifenoxi-alfa-propionico
ES485620A0 (es) Un procedimiento para la preparacion de derivados de diben- zopirano
ES495977A0 (es) Un procedimiento para la preparacion de derivados acidos penem-carboxilicos
ES499856A0 (es) Un procedimiento para la preparacion de derivados del acido 7-oxo-1-azabiciclo (3-2-0) hept-2-en-2-carboxilico
MX7101E (es) Procedimiento para la preparacion de derivados de acido quinolin-carboxilico
AR223663A1 (es) Procedimiento para la preparacion de derivados 1,6-disustituidos de acido 4-piridon-3-carboxilico
ES488142A0 (es) Un procedimiento para la preparacion de acido 7-metoxi-5-oxo-5h-tiazolo (2,3-b)quinazolin-2-carboxilico
ES500322A0 (es) Procedimiento para la preparacion de un acido bencenocarbo- xilico
ES481233A0 (es) Un procedimiento para la preparacion de derivados del acido 4,5-dihidro-4-oxofuran-2-carboxilico
ES480265A0 (es) Un procedimiento para la preparacion de derivados del acido 7-oxo-1-aza-biciclo (3,2,0) hept-2-en-2-carboxilico
ES486465A0 (es) Un procedimiento para la preparacion de derivados del acido oxisustituido-ciclohexilacetico
ES488136A0 (es) Un procedimiento para la preparacion de derivados del acido monico
ES493543A0 (es) Un procedimiento para la preparacion de derivados de ciclo- hexadieno
ES489048A0 (es) Un procedimiento para la preparacion de derivados de hidan- toina
ES499292A0 (es) Un procedimiento para la preparacion de nuevos derivados de acido propanoico
AR225776A1 (es) Un procedimiento para la preparacion de acido 9-oxo-11 alfa-hidroxi-15-metanosulfonamido-16-genoxi-cis-5 w-omega-tetranor prostenoico
ES489119A0 (es) Un procedimiento para la preparacion de acido 6-cloro-alfa- metil-carbazol-2-acetico
ES492727A0 (es) Un procedimiento para la preparacion de derivados de acido citrico
ES522620A0 (es) Un procedimiento para la preparacion de derivados de acido 5-oxo-2-pirrolidinpropanoico.
ES491612A0 (es) Un procedimiento para la preparacion de un derivado de un acido penicilanico 6b-sustituido
AR218771A1 (es) Procedimiento para la preparacion de acido tereftalico
AR231294A1 (es) Procedimiento de preparacion de un derivado de acido benzoil-ureido-acetamido-cefem-carboxilico
ES488256A0 (es) Un procedimiento para la preparacion de derivados del acido aminodesoxi-clavulanico