GB1349503A - Tetrachlorophthalide compounds - Google Patents

Tetrachlorophthalide compounds

Info

Publication number
GB1349503A
GB1349503A GB1782072A GB1782072A GB1349503A GB 1349503 A GB1349503 A GB 1349503A GB 1782072 A GB1782072 A GB 1782072A GB 1782072 A GB1782072 A GB 1782072A GB 1349503 A GB1349503 A GB 1349503A
Authority
GB
United Kingdom
Prior art keywords
compounds
tetrachlorophthalide
april
indole
alkyl
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1782072A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register 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 Corp, National Cash Register Co filed Critical NCR Corp
Publication of GB1349503A publication Critical patent/GB1349503A/en
Expired legal-status Critical Current

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)
GB1782072A 1971-04-27 1972-04-18 Tetrachlorophthalide compounds Expired GB1349503A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
GB1349503A true GB1349503A (en) 1974-04-03

Family

ID=22479769

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1782072A Expired GB1349503A (en) 1971-04-27 1972-04-18 Tetrachlorophthalide compounds

Country Status (12)

Country Link
US (1) US3736337A (ja)
JP (6) JPS5525996B1 (ja)
AU (1) AU459132B2 (ja)
BE (1) BE782653A (ja)
CA (1) CA984847A (ja)
CH (1) CH606276A5 (ja)
DE (2) DE2218895C2 (ja)
ES (1) ES402057A1 (ja)
FR (1) FR2136694A5 (ja)
GB (1) GB1349503A (ja)
IT (1) IT954848B (ja)
ZA (1) ZA722506B (ja)

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
GB1460151A (en) * 1973-05-21 1976-12-31 Ciba Geigy Nitrophthalides their mahufacture and their use in recording systems-
GB1460751A (en) * 1973-05-21 1977-01-06 Ciba Geigy Ag 3-indolyl-3-phenyl-phthalide compounds their manufacture and their use
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
US4026883A (en) * 1975-04-10 1977-05-31 Ncr Corporation Derivatives of dianhydrides as vinyl color formers
US4020056A (en) * 1975-04-10 1977-04-26 Ncr Corporation Di-vinyl phthalides color formers
CH594511A5 (ja) * 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.
US4835291A (en) * 1986-04-16 1989-05-30 Yamada Chemical Co., Ltd. Divinyl compounds and chromogenic recording-material prepared by using 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
DE69720571T2 (de) * 1996-02-03 2004-01-08 Mitsubishi Gas Chemical Co., Inc. Sauerstoff absorbierende Harzzusammensetzung und Verpackungsmaterial, mehrschichtiges Verpackungsmaterial, Verpackung und Verpackungsverfahren die dieses verwendet
KR19990044351A (ko) * 1996-07-02 1999-06-25 야마자끼 료이찌 시트상 발열체 및 그의 제조 방법
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
US3509173A (en) * 1967-01-30 1970-04-28 Ncr Co 3,3-bis-(indol-3-yl) phthalides
JPS4833208A (ja) * 1971-09-03 1973-05-08
JPS5127251B2 (ja) * 1972-06-02 1976-08-11
JPS4916727A (ja) * 1972-06-03 1974-02-14

Also Published As

Publication number Publication date
CH606276A5 (ja) 1978-10-31
CA984847A (en) 1976-03-02
JPS5633980A (en) 1981-04-04
IT954848B (it) 1973-09-15
JPS5525996B1 (ja) 1980-07-10
AU4121272A (en) 1973-10-25
JPS5633978A (en) 1981-04-04
JPS5633982A (en) 1981-04-04
JPS5948756B2 (ja) 1984-11-28
DE2218895C2 (de) 1983-12-08
JPS5945516B2 (ja) 1984-11-07
DE2265772A1 (ja) 1982-09-16
JPS5633981A (en) 1981-04-04
DE2265772C2 (de) 1983-09-22
DE2218895A1 (de) 1972-11-09
FR2136694A5 (ja) 1972-12-22
ZA722506B (en) 1973-01-31
JPS5633979A (en) 1981-04-04
AU459132B2 (en) 1975-02-26
US3736337A (en) 1973-05-29
JPS5829239B2 (ja) 1983-06-21
BE782653A (fr) 1972-08-16
ES402057A1 (es) 1975-03-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
48S Specification amended (sect. 8/1949)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years