DK137241B - Analogifremgangsmåde til fremstilling af hydraziner, hydrazider eller hydrazoner af pyrazolopyridincarboxylsyrer eller estere eller salte deraf. - Google Patents

Analogifremgangsmåde til fremstilling af hydraziner, hydrazider eller hydrazoner af pyrazolopyridincarboxylsyrer eller estere eller salte deraf.

Info

Publication number
DK137241B
DK137241B DK307770A DK307770A DK137241B DK 137241 B DK137241 B DK 137241B DK 307770 A DK307770 A DK 307770A DK 307770 A DK307770 A DK 307770A DK 137241 B DK137241 B DK 137241B
Authority
DK
Denmark
Prior art keywords
pyrazolopyridinecarboxylic
hydrazones
hydrazines
hydrazides
esters
Prior art date
Application number
DK307770A
Other languages
Danish (da)
English (en)
Other versions
DK137241C (enrdf_load_stackoverflow
Inventor
Hans Hoehn
Mark Chasin
Original Assignee
Squibb & Sons Inc
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 Squibb & Sons Inc filed Critical Squibb & Sons Inc
Publication of DK137241B publication Critical patent/DK137241B/da
Application granted granted Critical
Publication of DK137241C publication Critical patent/DK137241C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D231/00—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14—Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members 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
    • C07D231/38—Nitrogen atoms
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D471/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00
    • C07D471/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, at least one ring being a six-membered ring with one nitrogen atom, not provided for by groups C07D451/00 - C07D463/00 in which the condensed system contains two hetero rings
    • C07D471/04—Ortho-condensed systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DK307770A 1969-06-16 1970-06-15 Analogifremgangsmåde til fremstilling af hydraziner, hydrazider eller hydrazoner af pyrazolopyridincarboxylsyrer eller estere eller salte deraf. DK137241B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US83367269A 1969-06-16 1969-06-16

Publications (2)

Publication Number Publication Date
DK137241B true DK137241B (da) 1978-02-06
DK137241C DK137241C (enrdf_load_stackoverflow) 1978-07-10

Family

ID=25264992

Family Applications (1)

Application Number Title Priority Date Filing Date
DK307770A DK137241B (da) 1969-06-16 1970-06-15 Analogifremgangsmåde til fremstilling af hydraziner, hydrazider eller hydrazoner af pyrazolopyridincarboxylsyrer eller estere eller salte deraf.

Country Status (9)

Country Link
JP (1) JPS518957B1 (enrdf_load_stackoverflow)
CA (1) CA924721A (enrdf_load_stackoverflow)
CH (1) CH525227A (enrdf_load_stackoverflow)
DE (1) DE2028869A1 (enrdf_load_stackoverflow)
DK (1) DK137241B (enrdf_load_stackoverflow)
GB (1) GB1317797A (enrdf_load_stackoverflow)
HU (1) HU162876B (enrdf_load_stackoverflow)
IE (1) IE34268B1 (enrdf_load_stackoverflow)
NL (1) NL165461C (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3669950A (en) * 1970-12-01 1972-06-13 Squibb & Sons Inc DIPYRAZOLO{8 3,4-b:3,4d{9 -PYRIDIN-3-ONES
PL200923B1 (pl) 1999-08-21 2009-02-27 Nycomed Gmbh Lek zawierający inhibitor PDE w połączeniu z agonistą receptoraß₂ -adrenergicznego oraz zastosowanie połączenia roflumilastu i salmeterolu

Also Published As

Publication number Publication date
IE34268B1 (en) 1975-03-19
CA924721A (en) 1973-04-17
NL165461B (nl) 1980-11-17
HU162876B (enrdf_load_stackoverflow) 1973-04-28
CH525227A (fr) 1972-07-15
JPS518957B1 (enrdf_load_stackoverflow) 1976-03-22
DK137241C (enrdf_load_stackoverflow) 1978-07-10
GB1317797A (en) 1973-05-23
DE2028869A1 (enrdf_load_stackoverflow) 1970-12-23
IE34268L (en) 1970-12-16
NL165461C (nl) 1981-04-15
NL7008768A (enrdf_load_stackoverflow) 1970-12-18

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