NL175190B - PROCESS FOR THE PREPARATION OF FLUORANES. - Google Patents

PROCESS FOR THE PREPARATION OF FLUORANES.

Info

Publication number
NL175190B
NL175190B NLAANVRAGE7211650,A NL7211650A NL175190B NL 175190 B NL175190 B NL 175190B NL 7211650 A NL7211650 A NL 7211650A NL 175190 B NL175190 B NL 175190B
Authority
NL
Netherlands
Prior art keywords
fluoranes
preparation
Prior art date
Application number
NLAANVRAGE7211650,A
Other languages
Dutch (nl)
Other versions
NL175190C (en
NL7211650A (en
Original Assignee
Appleton Paper 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 Appleton Paper Inc filed Critical Appleton Paper Inc
Publication of NL7211650A publication Critical patent/NL7211650A/xx
Publication of NL175190B publication Critical patent/NL175190B/en
Application granted granted Critical
Publication of NL175190C publication Critical patent/NL175190C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/88—Benzo [c] furans; Hydrogenated benzo [c] furans with one oxygen atom directly attached in position 1 or 3
    • C07D307/885—3,3-Diphenylphthalides
    • 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)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
NLAANVRAGE7211650,A 1971-08-30 1972-08-25 PROCESS FOR THE PREPARATION OF FLUORANES. NL175190C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17629671A 1971-08-30 1971-08-30

Publications (3)

Publication Number Publication Date
NL7211650A NL7211650A (en) 1973-03-02
NL175190B true NL175190B (en) 1984-05-01
NL175190C NL175190C (en) 1984-10-01

Family

ID=22643782

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7211650,A NL175190C (en) 1971-08-30 1972-08-25 PROCESS FOR THE PREPARATION OF FLUORANES.

Country Status (15)

Country Link
JP (1) JPS5638619B2 (en)
AT (1) AT315825B (en)
AU (1) AU454455B2 (en)
BE (1) BE788073A (en)
CA (1) CA968361A (en)
CH (1) CH596214A5 (en)
DE (1) DE2242005C2 (en)
DK (1) DK143654C (en)
ES (1) ES406170A1 (en)
FR (1) FR2150854B1 (en)
GB (1) GB1338851A (en)
IT (1) IT964084B (en)
NL (1) NL175190C (en)
SE (1) SE386678B (en)
ZA (1) ZA725407B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5119411B1 (en) * 1971-03-25 1976-06-17
JPS5120330B2 (en) * 1972-07-15 1976-06-24
JPS6025275B2 (en) * 1977-06-13 1985-06-17 山田化学工業株式会社 heat sensitive recording material
JPS55123651A (en) * 1979-03-19 1980-09-24 Mitsubishi Paper Mills Ltd Preparation of fluoran compound
US4414399A (en) 1979-05-14 1983-11-08 Sterling Drug Inc. 5/6 Carboxyphthalides
US4515971A (en) * 1980-03-31 1985-05-07 Hilton-Davis Chemical Co. 5'/6'-Carboxyfluorans and derivatives thereof
JPS6053069B2 (en) * 1980-09-17 1985-11-22 保土谷化学工業株式会社 Fluoran compounds
EP0176161A1 (en) * 1984-08-24 1986-04-02 Taoka Chemical Co., Ltd Novel fluoran compounds and production and use thereof
JPH0662864B2 (en) * 1989-12-25 1994-08-17 山本化成株式会社 Process for producing 3-dibutylamino-6-methyl-7-anilinofluorane

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE34290B1 (en) * 1969-05-22 1975-04-02 Fuji Photo Film Co Ltd Process for preparation of fluoran compounds

Also Published As

Publication number Publication date
DE2242005A1 (en) 1973-03-15
NL175190C (en) 1984-10-01
CH596214A5 (en) 1978-03-15
DK143654B (en) 1981-09-21
FR2150854A1 (en) 1973-04-13
CA968361A (en) 1975-05-27
AU454455B2 (en) 1974-10-31
IT964084B (en) 1974-01-21
ES406170A1 (en) 1975-09-16
BE788073A (en) 1972-12-18
DE2242005C2 (en) 1984-05-10
NL7211650A (en) 1973-03-02
JPS4834932A (en) 1973-05-23
GB1338851A (en) 1973-11-28
AT315825B (en) 1974-06-10
SE386678B (en) 1976-08-16
FR2150854B1 (en) 1979-02-09
AU4545572A (en) 1974-02-14
JPS5638619B2 (en) 1981-09-08
DK143654C (en) 1982-03-08
ZA725407B (en) 1973-04-25

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Legal Events

Date Code Title Description
BC A request for examination has been filed
CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: APPLETON PAPERS INC.

CNR Transfer of rights (patent application after its laying open for public inspection)

Free format text: MONTEIL COSMETIQUES CORPORATION. GERMAINE -

DNT Communications of changes of names of applicants whose applications have been laid open to public inspection

Free format text: APPLETON PAPERS INC.

V2 Lapsed due to non-payment of the last due maintenance fee for the patent application