GB1254345A - Alkali-soluble colour couplers - Google Patents

Alkali-soluble colour couplers

Info

Publication number
GB1254345A
GB1254345A GB20003/69A GB2000369A GB1254345A GB 1254345 A GB1254345 A GB 1254345A GB 20003/69 A GB20003/69 A GB 20003/69A GB 2000369 A GB2000369 A GB 2000369A GB 1254345 A GB1254345 A GB 1254345A
Authority
GB
United Kingdom
Prior art keywords
group
formula
alkyl
anhydride
colour couplers
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
GB20003/69A
Inventor
Brian Anderson
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.)
Ilford Imaging UK Ltd
Original Assignee
Ilford 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 Ilford Ltd filed Critical Ilford Ltd
Priority to GB20003/69A priority Critical patent/GB1254345A/en
Priority to US00028422A priority patent/US3738840A/en
Priority to BE749071D priority patent/BE749071A/en
Priority to DE19702018562 priority patent/DE2018562A1/en
Priority to CH577070A priority patent/CH532801A/en
Publication of GB1254345A publication Critical patent/GB1254345A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D231/00Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings
    • C07D231/02Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings
    • C07D231/10Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
    • C07D231/14Heterocyclic compounds containing 1,2-diazole or hydrogenated 1,2-diazole rings not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D231/44Oxygen and nitrogen or sulfur and nitrogen atoms
    • C07D231/52Oxygen atom in position 3 and nitrogen atom in position 5, or vice versa

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Plural Heterocyclic Compounds (AREA)

Abstract

1,254,345. Phthalimido colour couplers. ILFORD Ltd. 10 April, 1970 [18 April, 1969], No. 20003/69. Heading C2C. [Also in Division G2] Novel colour couplers having the formulµ in which B represents (i) a pyrazolone grouping of the formula in which A is a phenyl group optionally substituted by Cl, CN or NO 2 and n is 0 or 1, (ii) a group of the formula having a free valency on one of the benzene rings either of which may be substituted by alkyl or alkoxy groups, (iii) a phenolic group of the formula optionally substituted by halogen or alkyl, or (iv) a naphthol group of the formula in which W is a C 1-6 alkylene radical or a group and Y is hydrogen or Cl, Q represents a group of the formulµ R 1 is an alkyl group of at least 12 carbon atoms and X is a direct link or oxygen, are prepared by condensing an amine BNH 2 with the anhydride corresponding to the imide value of Q, or, when B is linked to an amide group in Q, with the corresponding acid chloride. Some of the imide colour couples are obtained as salts of the amic form. Many compounds are specified. 4 - (3 - Dodecylphenylaminocarbonyl)phthalide anhydride is obtained by condensing m-dodecylaniline with trimellitic anhydride acid chloride.
GB20003/69A 1969-04-18 1969-04-18 Alkali-soluble colour couplers Expired GB1254345A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB20003/69A GB1254345A (en) 1969-04-18 1969-04-18 Alkali-soluble colour couplers
US00028422A US3738840A (en) 1969-04-18 1970-04-14 Colour couplers
BE749071D BE749071A (en) 1969-04-18 1970-04-16 COLOR TRAINERS
DE19702018562 DE2018562A1 (en) 1969-04-18 1970-04-17 Color coupler and color photographic material
CH577070A CH532801A (en) 1969-04-18 1970-04-17 Material for color photography

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20003/69A GB1254345A (en) 1969-04-18 1969-04-18 Alkali-soluble colour couplers

Publications (1)

Publication Number Publication Date
GB1254345A true GB1254345A (en) 1971-11-17

Family

ID=10138735

Family Applications (1)

Application Number Title Priority Date Filing Date
GB20003/69A Expired GB1254345A (en) 1969-04-18 1969-04-18 Alkali-soluble colour couplers

Country Status (5)

Country Link
US (1) US3738840A (en)
BE (1) BE749071A (en)
CH (1) CH532801A (en)
DE (1) DE2018562A1 (en)
GB (1) GB1254345A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1041345A (en) * 1971-03-20 1978-10-31 Atsuaki Arai Photographic light sensitive element containing yellow color coupler and method for forming yellow photographic images
BR7209220D0 (en) * 1971-12-28 1973-09-13 Fuji Photo Film Co Ltd PROCESS FOR FORMATION OF YELLOW PHOTOGRAPHIC IMAGES
US4289784A (en) * 1978-10-23 1981-09-15 Merck & Co., Inc. Pyromellitic diimides and method of increasing feed efficiency in ruminant animals
US4212880A (en) * 1978-10-23 1980-07-15 Merck & Co., Inc. Symmetrically substituted pyromellitic diimides as ruminant feed additives
WO1990005722A1 (en) * 1988-11-21 1990-05-31 Eastman Kodak Company Phthalimide compounds for forming amorphous layers by vacuum deposition
GB2339298B (en) * 1996-04-30 2000-05-10 Eastman Kodak Co Use of pyrazolone image dye-forming couplers for enhancing light stability

Also Published As

Publication number Publication date
BE749071A (en) 1970-10-01
CH532801A (en) 1973-01-15
US3738840A (en) 1973-06-12
DE2018562A1 (en) 1970-10-29

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