IE34290B1 - Process for preparation of fluoran compounds - Google Patents

Process for preparation of fluoran compounds

Info

Publication number
IE34290B1
IE34290B1 IE65570A IE65570A IE34290B1 IE 34290 B1 IE34290 B1 IE 34290B1 IE 65570 A IE65570 A IE 65570A IE 65570 A IE65570 A IE 65570A IE 34290 B1 IE34290 B1 IE 34290B1
Authority
IE
Ireland
Prior art keywords
phenol
preparation
fluoran compounds
gb1306263a
acetoanilino
Prior art date
Application number
IE65570A
Other languages
English (en)
Other versions
IE34290L (en
Original Assignee
Fuji Photo Film Co 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
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of IE34290L publication Critical patent/IE34290L/xx
Publication of IE34290B1 publication Critical patent/IE34290B1/xx

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B11/00Diaryl- or thriarylmethane dyes
    • C09B11/04Diaryl- or thriarylmethane dyes derived from triarylmethanes, i.e. central C-atom is substituted by amino, cyano, alkyl
    • C09B11/10Amino derivatives of triarylmethanes
    • C09B11/24Phthaleins 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)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
IE65570A 1969-05-22 1970-05-19 Process for preparation of fluoran compounds IE34290B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3979569 1969-05-22

Publications (2)

Publication Number Publication Date
IE34290L IE34290L (en) 1970-11-22
IE34290B1 true IE34290B1 (en) 1975-04-02

Family

ID=12562872

Family Applications (1)

Application Number Title Priority Date Filing Date
IE65570A IE34290B1 (en) 1969-05-22 1970-05-19 Process for preparation of fluoran compounds

Country Status (5)

Country Link
DE (1) DE2024859B2 (enrdf_load_stackoverflow)
ES (1) ES379880A1 (enrdf_load_stackoverflow)
FR (1) FR2048541A5 (enrdf_load_stackoverflow)
GB (1) GB1306263A (enrdf_load_stackoverflow)
IE (1) IE34290B1 (enrdf_load_stackoverflow)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE397360B (sv) * 1970-10-13 1977-10-31 Kanzaki Paper Mfg Co Ltd Fluoranforeningar, speciellt bensfluoranforeningar, till anvendning som fergmaterial i registrerings- och kopieringssystem och sett att framstella dessa nya foreningar
JPS5014533B1 (enrdf_load_stackoverflow) * 1971-03-30 1975-05-28
CA968361A (en) * 1971-08-30 1975-05-27 Ncr Corporation Synthesis of phthalides and fluorans and the products thereof
JPS5033891B2 (enrdf_load_stackoverflow) * 1971-10-29 1975-11-04
JPS5122415B2 (enrdf_load_stackoverflow) * 1972-01-22 1976-07-09
JPS4885243A (enrdf_load_stackoverflow) * 1972-02-16 1973-11-12
US4444591A (en) * 1977-08-02 1984-04-24 Yamada Chemical Co., Ltd. Chromogenic compounds and the use thereof as color former in copying or recording materials
JPS5434909A (en) * 1977-08-08 1979-03-14 Yamada Chem Co Colored recording material
US4524373A (en) * 1982-02-24 1985-06-18 Kanzaki Paper Manufacturing Co., Ltd. Fluoran derivatives as new compounds, process for preparing the same and recording system utilizing the same as colorless chromogenic material
CH654839A5 (de) * 1983-09-26 1986-03-14 Ciba Geigy Ag Verfahren zur herstellung von basisch substituierten fluoranverbindungen.
DE3337387A1 (de) * 1983-10-14 1985-04-25 Basf Ag, 6700 Ludwigshafen Neue fluorane und deren verwendung
DE3505285A1 (de) * 1985-02-15 1986-08-21 Ciba-Geigy Ag, Basel Verfahren zur herstellung von basisch substituierten fluoranverbindungen
JPH0730256B2 (ja) * 1985-06-05 1995-04-05 日本曹達株式会社 フルオラン系発色性染料
JP3501816B2 (ja) 1991-04-25 2004-03-02 三井化学株式会社 ケト酸の製造方法

Also Published As

Publication number Publication date
FR2048541A5 (enrdf_load_stackoverflow) 1971-03-19
DE2024859B2 (de) 1974-03-14
ES379880A1 (es) 1972-09-16
IE34290L (en) 1970-11-22
GB1306263A (enrdf_load_stackoverflow) 1973-02-07
DE2024859A1 (de) 1970-11-26

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