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IE34667L - Colouring agent - Google Patents

Colouring agent

Info

Publication number
IE34667L
IE34667L IE701377A IE137770A IE34667L IE 34667 L IE34667 L IE 34667L IE 701377 A IE701377 A IE 701377A IE 137770 A IE137770 A IE 137770A IE 34667 L IE34667 L IE 34667L
Authority
IE
Ireland
Prior art keywords
colouring
agents
esters
ester
crocetin
Prior art date
Application number
IE701377A
Other versions
IE34667B1 (en
Original Assignee
Hoffmann La Roche
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 Hoffmann La Roche filed Critical Hoffmann La Roche
Publication of IE34667L publication Critical patent/IE34667L/en
Publication of IE34667B1 publication Critical patent/IE34667B1/en

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B61/00Dyes of natural origin prepared from natural sources, e.g. vegetable sources
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
    • A23L5/00Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
    • A23L5/40Colouring or decolouring of foods
    • A23L5/42Addition of dyes or pigments, e.g. in combination with optical brighteners
    • A23L5/47Addition of dyes or pigments, e.g. in combination with optical brighteners using synthetic organic dyes or pigments not covered by groups A23L5/43 - A23L5/46
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/52Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
    • C07C69/587Monocarboxylic acid esters having at least two carbon-to-carbon double bonds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C69/00Esters of carboxylic acids; Esters of carbonic or haloformic acids
    • C07C69/52Esters of acyclic unsaturated carboxylic acids having the esterified carboxyl group bound to an acyclic carbon atom
    • C07C69/602Dicarboxylic acid esters having at least two carbon-to-carbon double bonds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07FACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02Phosphorus compounds
    • C07F9/28Phosphorus compounds with one or more P—C bonds
    • C07F9/50Organo-phosphines
    • C07F9/53Organo-phosphine oxides; Organo-phosphine thioxides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Nutrition Science (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Coloring Foods And Improving Nutritive Qualities (AREA)
  • Non-Alcoholic Beverages (AREA)
  • Confectionery (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Luminescent Compositions (AREA)

Abstract

1284350 Colouring F HOFFMANN LA ROCHE & CO AG 29 Oct 1970 [31 Oct 1969] 51514/70 Heading A2B [Also in Division C2] Water-dispersible colouring agents for foodstuffs, drinks and confectionary comprise crocetin diesters of formula wherein R 1 and R 2 represent alkyl groups containing together from 16 to 40 carbon atoms and a physiologically tolerable emulsifier. Diesters mentioned are di-n-decyl, di-n-dodecyl, di-n-tetra-decyl and di-n-hexadecyl (see Division C2) or the ester moieties may be unlike, or mixtures of esters may be used. The agents may 'be prepared by dissolving at least one ester, an emulsifier e.g. esters of mono- or diglycerides of aliphatic polycarboxylic acids such as tartaric or citric acid; esters of hydroxy aliphatic acids such as stearyl lactate; or salts of ascorbic acid such as palmitoyl ascorbate. Anti-oxidants, crystallisation-inhibitors, preservatives, solubilising agents may also be present. The colouring agent may contain a swellable colloid to improve compatability in hard water and the product may be in dried form containing up to 10% of diester. The agents may be used in solution for colouring fruit drinks, ices, confectionery, syrups, preserves, and mayonnaise, or in dry form for colouring puddings, soups, and lemonade powder. In examples compositions of crocetin di-n-dodecyl ester with di-α- tocophenol, palmitoyl ascorbate, gelatine, sucrose and sodium carbonate are dried and used to colour ice-cream, or grape-fruit concentrate, or made into a viscous syrup with invert sugar to colour bon-bons or yoghurt. [GB1284350A]
IE1377/70A 1969-10-31 1970-10-28 Colouring agents IE34667B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1624469A CH539677A (en) 1969-10-31 1969-10-31 Process for the production of water-dispersible coloring preparations

Publications (2)

Publication Number Publication Date
IE34667L true IE34667L (en) 1971-04-30
IE34667B1 IE34667B1 (en) 1975-07-09

Family

ID=4415634

Family Applications (1)

Application Number Title Priority Date Filing Date
IE1377/70A IE34667B1 (en) 1969-10-31 1970-10-28 Colouring agents

Country Status (15)

Country Link
AT (2) AT298210B (en)
BE (1) BE758244A (en)
CA (1) CA966147A (en)
CH (2) CH539677A (en)
DE (1) DE2053381A1 (en)
ES (2) ES385045A1 (en)
FR (1) FR2066721A5 (en)
GB (1) GB1284350A (en)
HU (1) HU166240B (en)
IE (1) IE34667B1 (en)
IL (1) IL35408A (en)
IT (1) IT1003009B (en)
NL (1) NL7013551A (en)
TR (1) TR16822A (en)
ZA (1) ZA706636B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3610191A1 (en) * 1986-03-26 1987-10-01 Basf Ag METHOD FOR PRODUCING FINE-PART, WATER-DISPERSIBLE CAROTINOID PREPARATIONS
KR20050019088A (en) * 2002-05-30 2005-02-28 파레스 파머수티컬 리서치 엔.브이. Oil soluble compositions
ES2602812T3 (en) * 2008-12-01 2017-02-22 Aquanova Ag Micellarly integrated oxidation protection for natural dyes

Also Published As

Publication number Publication date
IE34667B1 (en) 1975-07-09
NL7013551A (en) 1971-05-04
BE758244A (en) 1971-04-01
CA966147A (en) 1975-04-15
IL35408A (en) 1974-11-29
CH539677A (en) 1973-07-31
DE2053381A1 (en) 1971-05-06
TR16822A (en) 1973-07-01
HU166240B (en) 1975-02-28
GB1284350A (en) 1972-08-09
IT1003009B (en) 1976-06-10
AT303695B (en) 1972-12-11
ZA706636B (en) 1971-06-30
AT298210B (en) 1972-04-25
ES385045A1 (en) 1973-03-16
IL35408A0 (en) 1970-12-24
CH529713A (en) 1972-10-31
ES402817A1 (en) 1975-04-16
FR2066721A5 (en) 1971-08-06

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