IT946703B - PROCESS FOR THE SYNTHESIS OF FLUORANE COMPOUNDS - Google Patents

PROCESS FOR THE SYNTHESIS OF FLUORANE COMPOUNDS

Info

Publication number
IT946703B
IT946703B IT19539/72A IT1953972A IT946703B IT 946703 B IT946703 B IT 946703B IT 19539/72 A IT19539/72 A IT 19539/72A IT 1953972 A IT1953972 A IT 1953972A IT 946703 B IT946703 B IT 946703B
Authority
IT
Italy
Prior art keywords
synthesis
fluorane compounds
fluorane
compounds
Prior art date
Application number
IT19539/72A
Other languages
Italian (it)
Original Assignee
Yamamoto Kagaku Gosei Kk
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 Yamamoto Kagaku Gosei Kk filed Critical Yamamoto Kagaku Gosei Kk
Application granted granted Critical
Publication of IT946703B publication Critical patent/IT946703B/en

Links

Classifications

    • 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
    • B41M5/145—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring
    • B41M5/1455—Organic colour formers, e.g. leuco dyes with a lactone or lactam ring characterised by fluoran compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00—Diaryl- or thriarylmethane dyes
    • C09B11/04—Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10—Amino derivatives of triarylmethanes
    • C09B11/24—Phthaleins containing amino groups ; Phthalanes; Fluoranes; Phthalides; Rhodamine dyes; Phthaleins having heterocyclic aryl rings; Lactone or lactame forms of triarylmethane dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Color Printing (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
IT19539/72A 1971-01-21 1972-01-19 PROCESS FOR THE SYNTHESIS OF FLUORANE COMPOUNDS IT946703B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP46001741A JPS4932767B1 (en) 1971-01-21 1971-01-21

Publications (1)

Publication Number Publication Date
IT946703B true IT946703B (en) 1973-05-21

Family

ID=27150000

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19539/72A IT946703B (en) 1971-01-21 1972-01-19 PROCESS FOR THE SYNTHESIS OF FLUORANE COMPOUNDS

Country Status (11)

Country Link
JP (1) JPS4932767B1 (en)
AT (2) AT322578B (en)
AU (1) AU445916B2 (en)
BE (1) BE778270A (en)
CA (1) CA1005820A (en)
CH (1) CH591547A5 (en)
FR (1) FR2122572B1 (en)
GB (1) GB1357244A (en)
IT (1) IT946703B (en)
SE (2) SE384864B (en)
ZA (1) ZA72448B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5953193B2 (en) * 1978-02-15 1984-12-24 神崎製紙株式会社 heat sensitive recording material
US4274660A (en) * 1979-05-14 1981-06-23 Sterling Drug Inc. Carbonless duplicating and marking systems
CH654839A5 (en) * 1983-09-26 1986-03-14 Ciba Geigy Ag METHOD FOR PRODUCING BASICALLY SUBSTITUTED FLUORANE COMPOUNDS.
EP0176161A1 (en) * 1984-08-24 1986-04-02 Taoka Chemical Co., Ltd Novel fluoran compounds and production and use thereof
US5342967A (en) * 1991-08-01 1994-08-30 Yamamoto Chemicals, Inc. Crystal modifications of 2-M-toluidino-3-methyl-6-di-N-butylaminofluoran, process for preparing thereof, and recording materials containing said crystal modifications
JP2984488B2 (en) * 1991-12-12 1999-11-29 山本化成株式会社 Crystal modification of 2- (3-methylanilino) -3-methyl-6-diethylaminofluoran, method for producing the same, and recording material containing this crystal modification
GB9724871D0 (en) * 1997-11-26 1998-01-21 Ciba Sc Holding Ag Crystalline fluoran compound

Also Published As

Publication number Publication date
BE778270A (en) 1972-07-19
FR2122572B1 (en) 1977-09-02
DE2202315A1 (en) 1972-08-03
FR2122572A1 (en) 1972-09-01
CA1005820A (en) 1977-02-22
JPS4932767B1 (en) 1974-09-03
AT322578B (en) 1975-05-26
SE384864B (en) 1976-05-24
AU3810272A (en) 1973-07-26
AT311344B (en) 1973-11-12
CH591547A5 (en) 1977-09-30
GB1357244A (en) 1974-06-19
SE403588B (en) 1978-08-28
ZA72448B (en) 1972-12-27
DE2202315B2 (en) 1975-11-20
SE7414782L (en) 1974-11-25
AU445916B2 (en) 1974-03-07

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