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
  • C07D213/24—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 substituted hydrocarbon radicals attached to ring carbon atoms
  • C07D213/36—Radicals substituted by singly-bound nitrogen atoms
  • C07D213/38—Radicals substituted by singly-bound nitrogen atoms having only hydrogen or hydrocarbon radicals attached to the substituent nitrogen atom
• • B—PERFORMING OPERATIONS; TRANSPORTING
  • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
  • B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
  • B41M5/00—Duplicating or marking methods; Sheet materials for use therein
  • B41M5/124—Duplicating or marking methods; Sheet materials for use therein using pressure to make a masked colour visible, e.g. to make a coloured support visible, to create an opaque or transparent pattern, or to form colour by uniting colour-forming components
  • B41M5/132—Chemical colour-forming components; Additives or binders therefor
  • B41M5/136—Organic colour formers, e.g. leuco dyes

Landscapes

• Chemical & Material Sciences (AREA)
• Organic Chemistry (AREA)
• Chemical Kinetics & Catalysis (AREA)
• General Chemical & Material Sciences (AREA)
• Color Printing (AREA)
• Pyridine Compounds (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=5847008

Family Applications (1)

Country Status (10)

Families Citing this family (3)

• 1972
  • 1972-06-07 DE DE19722227597 patent/DE2227597C2/de not_active Expired
• 1973
  • 1973-06-01 IT IT5035973A patent/IT988214B/it active
  • 1973-06-04 CH CH801573A patent/CH578949A5/xx not_active IP Right Cessation
  • 1973-06-05 DD DD17131773A patent/DD104474A5/xx unknown
  • 1973-06-06 CA CA173,305A patent/CA1002819A/en not_active Expired
  • 1973-06-06 SE SE7307985A patent/SE400508B/xx unknown
  • 1973-06-06 BE BE131929A patent/BE800522A/xx not_active IP Right Cessation
  • 1973-06-06 FR FR7320552A patent/FR2188509A5/fr not_active Expired
  • 1973-06-06 GB GB2701773A patent/GB1431493A/en not_active Expired
  • 1973-06-07 JP JP6345273A patent/JPS539127B2/ja not_active Expired

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