AT293388B - Verfahren zur Herstellung von Pyridincarbonsäuren - Google Patents

Verfahren zur Herstellung von Pyridincarbonsäuren

Info

Publication number
AT293388B
AT293388B AT1043469A AT1043469A AT293388B AT 293388 B AT293388 B AT 293388B AT 1043469 A AT1043469 A AT 1043469A AT 1043469 A AT1043469 A AT 1043469A AT 293388 B AT293388 B AT 293388B
Authority
AT
Austria
Prior art keywords
preparation
pyridinecarboxylic acids
pyridinecarboxylic
acids
Prior art date
Application number
AT1043469A
Other languages
English (en)
Original Assignee
Lonza 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 CH1668868A external-priority patent/CH495990A/de
Priority claimed from CH273269A external-priority patent/CH504437A/de
Priority claimed from CH862269A external-priority patent/CH511848A/de
Priority claimed from CH1175969A external-priority patent/CH527193A/de
Priority claimed from CH1416869A external-priority patent/CH548394A/de
Application filed by Lonza Ag filed Critical Lonza Ag
Application granted granted Critical
Publication of AT293388B publication Critical patent/AT293388B/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D213/00—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
    • C07D213/02—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members
    • C07D213/04—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D213/60—Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members having three double bonds between ring members or between ring members and non-ring members having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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 to ring carbon atoms
    • C07D213/78—Carbon atoms having three bonds to hetero atoms, with at the most one bond to halogen, e.g. ester or nitrile radicals
    • C07D213/79—Acids; Esters
    • C07D213/803—Processes of preparation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
AT1043469A 1968-11-08 1969-11-06 Verfahren zur Herstellung von Pyridincarbonsäuren AT293388B (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
CH1668868A CH495990A (de) 1968-11-08 1968-11-08 Verfahren zur Herstellung von Pyridincarbonsäuren
CH273269A CH504437A (de) 1968-11-08 1969-02-24 Verfahren zur Herstellung von Pyridincarbonsäuren
CH862269A CH511848A (de) 1968-11-08 1969-06-06 Verfahren zur Herstellung von Pyridincarbonsäuren
CH1175969A CH527193A (de) 1968-11-08 1969-08-01 Verfahren zur Herstellung von Pyridincarbonsäuren
CH1416869A CH548394A (de) 1969-09-19 1969-09-19 Verfahren zur herstellung von pyridincarbonsaeuren.

Publications (1)

Publication Number Publication Date
AT293388B true AT293388B (de) 1971-10-11

Family

ID=27509078

Family Applications (1)

Application Number Title Priority Date Filing Date
AT1043469A AT293388B (de) 1968-11-08 1969-11-06 Verfahren zur Herstellung von Pyridincarbonsäuren

Country Status (15)

Country Link
US (1) US3657259A (de)
AT (1) AT293388B (de)
BE (1) BE741373A (de)
DE (1) DE1956117C3 (de)
DK (1) DK126652B (de)
FR (1) FR2030070A1 (de)
GB (1) GB1222778A (de)
HU (1) HU162275B (de)
IT (1) IT1046927B (de)
NL (1) NL162640C (de)
NO (1) NO130114B (de)
PL (1) PL80332B1 (de)
RO (1) RO56145A (de)
SE (1) SE379539B (de)
YU (1) YU34402B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4001257A (en) * 1972-12-02 1977-01-04 Nippon Soda Company Limited Process for producing nicotinic acid
US5520828A (en) * 1994-06-16 1996-05-28 Lever Brothers Company, Division Of Conopco, Inc. Fabric conditioners derived from pyridine carboxylic acids

Also Published As

Publication number Publication date
SE379539B (de) 1975-10-13
DK126652B (da) 1973-08-06
HU162275B (de) 1973-01-29
NL6916844A (de) 1970-05-12
DE1956117C3 (de) 1975-09-04
GB1222778A (en) 1971-02-17
NL162640C (nl) 1980-06-16
YU34402B (en) 1979-07-10
DE1956117A1 (de) 1970-06-11
RO56145A (de) 1974-03-01
US3657259A (en) 1972-04-18
IT1046927B (it) 1980-07-31
NL162640B (nl) 1980-01-15
NO130114B (de) 1974-07-08
PL80332B1 (en) 1975-08-30
DE1956117B2 (de) 1975-01-23
BE741373A (de) 1970-04-16
YU277169A (en) 1978-12-31
FR2030070A1 (de) 1970-10-30

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