BE782653A - Composes de tetra-chloro phtalide - Google Patents

Composes de tetra-chloro phtalide

Info

Publication number
BE782653A
BE782653A BE782653A BE782653A BE782653A BE 782653 A BE782653 A BE 782653A BE 782653 A BE782653 A BE 782653A BE 782653 A BE782653 A BE 782653A BE 782653 A BE782653 A BE 782653A
Authority
BE
Belgium
Prior art keywords
tetra
phthalide compounds
chloro
chloro phthalide
compounds
Prior art date
Application number
BE782653A
Other languages
English (en)
French (fr)
Inventor
S Farber
Original Assignee
Ncr Co
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 Ncr Co filed Critical Ncr Co
Publication of BE782653A publication Critical patent/BE782653A/xx

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Color Printing (AREA)
  • Indole Compounds (AREA)
  • Furan Compounds (AREA)
  • Photoreceptors In Electrophotography (AREA)
BE782653A 1971-04-27 1972-04-26 Composes de tetra-chloro phtalide BE782653A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13795271A 1971-04-27 1971-04-27

Publications (1)

Publication Number Publication Date
BE782653A true BE782653A (fr) 1972-08-16

Family

ID=22479769

Family Applications (1)

Application Number Title Priority Date Filing Date
BE782653A BE782653A (fr) 1971-04-27 1972-04-26 Composes de tetra-chloro phtalide

Country Status (12)

Country Link
US (1) US3736337A (enExample)
JP (6) JPS5525996B1 (enExample)
AU (1) AU459132B2 (enExample)
BE (1) BE782653A (enExample)
CA (1) CA984847A (enExample)
CH (1) CH606276A5 (enExample)
DE (2) DE2265772C2 (enExample)
ES (1) ES402057A1 (enExample)
FR (1) FR2136694A5 (enExample)
GB (1) GB1349503A (enExample)
IT (1) IT954848B (enExample)
ZA (1) ZA722506B (enExample)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4102893A (en) * 1971-11-26 1978-07-25 Ciba-Geigy Ag Process for the manufacture of color formers of indoles and anhydrides of aromatic or heteroaromatic, vicinal dicarboxylic acids, new color formers of these classes of substance and their use
US4186134A (en) * 1973-05-21 1980-01-29 Ciba-Geigy Corporation 3-Indolyl-3-phenyl-phthalides
GB1460751A (en) * 1973-05-21 1977-01-06 Ciba Geigy Ag 3-indolyl-3-phenyl-phthalide compounds their manufacture and their use
GB1460151A (en) * 1973-05-21 1976-12-31 Ciba Geigy Nitrophthalides their mahufacture and their use in recording systems-
GB1467898A (en) * 1974-04-09 1977-03-23 Ciba Geigy Ag Heterocyclic substituted lactone compounds their manufacture and use
US4016174A (en) * 1975-04-10 1977-04-05 Ncr Corporation Benzoindole phthalides
US4020056A (en) * 1975-04-10 1977-04-26 Ncr Corporation Di-vinyl phthalides color formers
US4026883A (en) * 1975-04-10 1977-05-31 Ncr Corporation Derivatives of dianhydrides as vinyl color formers
CH594511A5 (enExample) * 1976-01-16 1978-01-13 Ciba Geigy Ag
US4189171A (en) * 1977-03-01 1980-02-19 Sterling Drug Inc. Marking systems containing 3-aryl-3-heterylphthalides and 3,3-bis(heteryl)phthalides
JPS553804A (en) * 1978-06-23 1980-01-11 Denpatsu Furaiatsushiyu Kk Manufacture of granular active substance
US4275206A (en) * 1979-03-05 1981-06-23 Appleton Papers Inc. Lactone compounds containing an indolizine radical
JPS6085986A (ja) * 1983-10-18 1985-05-15 Yamada Kagaku Kogyo Kk 発色性記録材料
JPS6216914A (ja) * 1985-07-12 1987-01-26 Seiko Giken Kk 粉粒体輸送装置による粉粒体の移送方法
DE3775598D1 (de) * 1986-04-15 1992-02-13 Yamada Chem Co Divinylverbindungen und unter verwendung dieser verbindungen hergestelltes chromogenes aufzeichnungsmaterial.
EP0242170B1 (en) * 1986-04-16 1991-09-18 Yamada Chemical Co., Ltd. Divinyl compounds and chromogenic recording-material prepared by use thereof
JPS6367179A (ja) * 1986-09-08 1988-03-25 Fuji Photo Film Co Ltd 記録シ−ト
JPS6367180A (ja) * 1986-09-09 1988-03-25 Fuji Photo Film Co Ltd 記録シ−ト
EP0787764B1 (en) * 1996-02-03 2003-04-09 Mitsubishi Gas Chemical Company, Inc. Oxygen-absorbing resin composition and packing material, multi-layered packing material, package and packing method using the same
CN1212814C (zh) * 1996-07-02 2005-08-03 日本巴伊欧尼克斯股份有限公司 片状发热体及其制造方法
EP0964046B1 (en) 1998-06-03 2003-07-30 Mitsubishi Gas Chemical Company, Inc. Oxygen absorbing composition, oxygen absorbing resin and preserving method

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491112A (en) * 1967-01-30 1970-01-20 Ncr Co 3-(phenyl)-3-(heterocyclic-substituted)-phthalides
JPS4833208A (enExample) * 1971-09-03 1973-05-08
JPS5127251B2 (enExample) * 1972-06-02 1976-08-11
JPS4916727A (enExample) * 1972-06-03 1974-02-14

Also Published As

Publication number Publication date
AU459132B2 (en) 1975-02-26
JPS5633980A (en) 1981-04-04
FR2136694A5 (enExample) 1972-12-22
JPS5633981A (en) 1981-04-04
IT954848B (it) 1973-09-15
JPS5945516B2 (ja) 1984-11-07
ZA722506B (en) 1973-01-31
CH606276A5 (enExample) 1978-10-31
US3736337A (en) 1973-05-29
JPS5633978A (en) 1981-04-04
GB1349503A (en) 1974-04-03
DE2218895A1 (de) 1972-11-09
JPS5633982A (en) 1981-04-04
JPS5633979A (en) 1981-04-04
DE2265772C2 (de) 1983-09-22
DE2265772A1 (enExample) 1982-09-16
ES402057A1 (es) 1975-03-16
JPS5948756B2 (ja) 1984-11-28
DE2218895C2 (de) 1983-12-08
JPS5525996B1 (enExample) 1980-07-10
AU4121272A (en) 1973-10-25
CA984847A (en) 1976-03-02
JPS5829239B2 (ja) 1983-06-21

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: APPLETON PAPERS INC.

Effective date: 19920426