NL177687C - PROCESS FOR PREPARING A 1,1'-DIG SUBSTITUTED 4,4'-BIPYRIDYLIUM SALT. - Google Patents

PROCESS FOR PREPARING A 1,1'-DIG SUBSTITUTED 4,4'-BIPYRIDYLIUM SALT.

Info

Publication number
NL177687C
NL177687C NLAANVRAGE8003565,A NL8003565A NL177687C NL 177687 C NL177687 C NL 177687C NL 8003565 A NL8003565 A NL 8003565A NL 177687 C NL177687 C NL 177687C
Authority
NL
Netherlands
Prior art keywords
dig
substituted
preparing
bipyridylium salt
bipyridylium
Prior art date
Application number
NLAANVRAGE8003565,A
Other languages
Dutch (nl)
Other versions
NL8003565A (en
NL177687B (en
Original Assignee
Ici 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 GB8509/69A external-priority patent/GB1277733A/en
Priority claimed from NL6910052.A external-priority patent/NL164032B/en
Application filed by Ici Ltd filed Critical Ici Ltd
Publication of NL8003565A publication Critical patent/NL8003565A/en
Priority to NLAANVRAGE8500042,A priority Critical patent/NL179376C/en
Publication of NL177687B publication Critical patent/NL177687B/en
Application granted granted Critical
Publication of NL177687C publication Critical patent/NL177687C/en

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
    • C07D213/06—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 containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
    • C07D213/22—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 containing only hydrogen and carbon atoms in addition to the ring nitrogen atom containing two or more pyridine rings directly linked together, e.g. bipyridyl

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyridine Compounds (AREA)
NLAANVRAGE8003565,A 1968-07-01 1980-06-19 PROCESS FOR PREPARING A 1,1'-DIG SUBSTITUTED 4,4'-BIPYRIDYLIUM SALT. NL177687C (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE8500042,A NL179376C (en) 1968-07-01 1985-01-08 PROCESS FOR PREPARING A 1,1'-DIG SUBSTITUTED 4,4'-BIPYRIDYLIUM SALT.

Applications Claiming Priority (14)

Application Number Priority Date Filing Date Title
GB3136568 1968-07-01
GB8509/69A GB1277733A (en) 1968-07-01 1968-07-01 Manufacture of bipyridylium salts
GB3136568 1968-07-01
GB4314768 1968-09-11
GB4314768 1968-09-11
GB4758568 1968-10-08
GB4758568 1968-10-08
GB5185068 1968-11-01
GB5185068 1968-11-01
GB6101268 1968-12-23
GB6101268 1968-12-23
GB850969 1969-02-17
NL6910052 1969-07-01
NL6910052.A NL164032B (en) 1968-07-01 1969-07-01 PROCESS FOR PREPARING A 1,1'-DIG SUBSTITUTED 4,4'-BIPYRIDYLIUM SALT.

Publications (3)

Publication Number Publication Date
NL8003565A NL8003565A (en) 1980-09-30
NL177687B NL177687B (en) 1985-06-03
NL177687C true NL177687C (en) 1985-11-01

Family

ID=27562565

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8003565,A NL177687C (en) 1968-07-01 1980-06-19 PROCESS FOR PREPARING A 1,1'-DIG SUBSTITUTED 4,4'-BIPYRIDYLIUM SALT.

Country Status (1)

Country Link
NL (1) NL177687C (en)

Also Published As

Publication number Publication date
NL8003565A (en) 1980-09-30
NL177687B (en) 1985-06-03

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
V4 Lapsed because of reaching the maximum lifetime of a patent