CH606276A5 - - Google Patents

Info

Publication number
CH606276A5
CH606276A5 CH616172A CH616172A CH606276A5 CH 606276 A5 CH606276 A5 CH 606276A5 CH 616172 A CH616172 A CH 616172A CH 616172 A CH616172 A CH 616172A CH 606276 A5 CH606276 A5 CH 606276A5
Authority
CH
Switzerland
Application number
CH616172A
Inventor
Sheldon 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 CH606276A5 publication Critical patent/CH606276A5/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
CH616172A 1971-04-27 1972-04-26 CH606276A5 (xx)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH606276A5 true CH606276A5 (xx) 1978-10-31

Family

ID=22479769

Family Applications (1)

Application Number Title Priority Date Filing Date
CH616172A CH606276A5 (xx) 1971-04-27 1972-04-26

Country Status (12)

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

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 (xx) * 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
US4808567A (en) * 1986-04-15 1989-02-28 Yamada Chemical Co., Ltd. Divinyl compounds and chromogenic recording-material prepared by using thereof
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
US3491116A (en) * 1967-01-30 1970-01-20 Ncr Co 3-(phenyl)-3-(indol-3-yl)-phthalides
JPS4833208A (xx) * 1971-09-03 1973-05-08
JPS5127251B2 (xx) * 1972-06-02 1976-08-11
JPS4916727A (xx) * 1972-06-03 1974-02-14

Also Published As

Publication number Publication date
JPS5633979A (en) 1981-04-04
ES402057A1 (es) 1975-03-16
AU459132B2 (en) 1975-02-26
GB1349503A (en) 1974-04-03
DE2265772A1 (xx) 1982-09-16
ZA722506B (en) 1973-01-31
CA984847A (en) 1976-03-02
US3736337A (en) 1973-05-29
FR2136694A5 (xx) 1972-12-22
DE2218895C2 (de) 1983-12-08
JPS5945516B2 (ja) 1984-11-07
IT954848B (it) 1973-09-15
JPS5633980A (en) 1981-04-04
DE2218895A1 (de) 1972-11-09
DE2265772C2 (de) 1983-09-22
JPS5633981A (en) 1981-04-04
JPS5829239B2 (ja) 1983-06-21
JPS5525996B1 (xx) 1980-07-10
JPS5948756B2 (ja) 1984-11-28
AU4121272A (en) 1973-10-25
BE782653A (fr) 1972-08-16
JPS5633978A (en) 1981-04-04
JPS5633982A (en) 1981-04-04

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Legal Events

Date Code Title Description
PL Patent ceased