[go: up one dir, main page]
More Web Proxy on the site http://driver.im/

IT1007421B - Procedimento per la preparazione di aldeidi - Google Patents

Procedimento per la preparazione di aldeidi

Info

Publication number
IT1007421B
IT1007421B IT20597/74A IT2059774A IT1007421B IT 1007421 B IT1007421 B IT 1007421B IT 20597/74 A IT20597/74 A IT 20597/74A IT 2059774 A IT2059774 A IT 2059774A IT 1007421 B IT1007421 B IT 1007421B
Authority
IT
Italy
Prior art keywords
aldehydes
procedure
preparation
Prior art date
Application number
IT20597/74A
Other languages
English (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
Application granted granted Critical
Publication of IT1007421B publication Critical patent/IT1007421B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11B—PRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B9/00—Essential oils; Perfumes
    • C11B9/0007—Aliphatic compounds
    • C11B9/0015—Aliphatic compounds containing oxygen as the only heteroatom
    • A—HUMAN NECESSITIES
    • A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L27/00—Spices; Flavouring agents or condiments; Artificial sweetening agents; Table salts; Dietetic salt substitutes; Preparation or treatment thereof
    • A23L27/20—Synthetic spices, flavouring agents or condiments
    • A23L27/202—Aliphatic compounds
    • A23L27/2024—Aliphatic compounds having oxygen as the only hetero atom
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
    • C07C45/513—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an etherified hydroxyl group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Wood Science & Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Food Science & Technology (AREA)
  • Polymers & Plastics (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
IT20597/74A 1973-03-12 1974-04-08 Procedimento per la preparazione di aldeidi IT1007421B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US34049673A 1973-03-12 1973-03-12

Publications (1)

Publication Number Publication Date
IT1007421B true IT1007421B (it) 1976-10-30

Family

ID=23333605

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20597/74A IT1007421B (it) 1973-03-12 1974-04-08 Procedimento per la preparazione di aldeidi

Country Status (9)

Country Link
JP (1) JPS549164B2 (it)
AT (1) AT342016B (it)
BE (1) BE812104A (it)
CH (6) CH597126A5 (it)
DE (1) DE2411530C2 (it)
FR (4) FR2235904B1 (it)
GB (4) GB1407945A (it)
IT (1) IT1007421B (it)
NL (1) NL7403290A (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5843374B2 (ja) * 1973-09-07 1983-09-27 株式会社クラレ フホウワアルデヒドカゴウブツノ セイゾウホウ
JPS5175014A (en) * 1974-12-21 1976-06-29 Teijin Ltd Fuhowaarudehidono seizoho
NL190579C (nl) * 1976-06-04 1994-05-02 Basf Ag Werkwijze ter bereiding van acetalen.
FR2390111B1 (fr) * 1977-01-21 1988-02-19 Polak Frutal Works Procede pour la fixation d'aldehydes aromatisants en vue de leur application dans le domaine alimentaire
FR2453609B1 (fr) * 1978-08-02 1988-04-01 Polak Frutal Works Procede pour la fixation d'aldehydes aromatisants en vue de leur application dans le domaine alimentaire
DE2926562A1 (de) * 1979-06-30 1981-01-22 Basf Ag Verfahren zur herstellung von citral
JPS62178539A (ja) * 1986-01-31 1987-08-05 Kuraray Co Ltd α，β−不飽和ケトン誘導体及びそれを含有する香料組成物
FR2631337B1 (fr) * 1988-05-16 1990-07-27 Rhone Poulenc Sante Procede de preparation du citral
FR2661408B1 (fr) * 1990-04-27 1993-09-17 Rhone Poulenc Nutrition Animal Procede de preparation de citral.
DE19846056A1 (de) 1998-10-07 2000-04-13 Basf Ag Verfahren zur Herstellung von Citral
US6278016B1 (en) 1999-12-09 2001-08-21 Loyola University Of Chicago Methods for conversion of isoprene to prenyl alcohol and related compounds
JP2012502092A (ja) * 2008-09-12 2012-01-26 フイルメニツヒ ソシエテ アノニム 活性アルデヒドおよびケトンを放出できるジビニルエーテル誘導体および芳香表面への使用方法
CN111018682A (zh) * 2019-12-17 2020-04-17 南通天泽化工有限公司 一种柠檬醛的制备方法
WO2022207636A1 (en) * 2021-04-01 2022-10-06 Basf Se Aryl/alkenyl-pentenal derivatives as aroma chemicals
CN114890876B (zh) * 2022-05-11 2023-09-19 万华化学集团股份有限公司 一种异戊二烯基异戊烯基醚及其制备方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905722A (en) * 1959-09-22 Preparation of i
CH510602A (fr) * 1967-05-26 1971-07-31 Firmenich & Cie Procédé pour la préparation de composés carbonylés
CH479515A (fr) * 1967-05-26 1969-10-15 Firmenich & Cie Procédé pour la préparation d'aldéhydes non saturés
CH509957A (de) * 1968-01-23 1971-07-15 Hoffmann La Roche Verfahren zur Umlagerung von ungesättigten Äthern in ungesättigte Ketoverbindungen
DE2157035C3 (de) * 1971-11-17 1974-07-04 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung höhermolekularer alpha-beta-ungesättigter Aldehyde

Also Published As

Publication number Publication date
CH597123A5 (it) 1978-03-31
FR2242358A1 (it) 1975-03-28
CH605510A5 (it) 1978-09-29
NL7403290A (it) 1974-09-16
BE812104A (fr) 1974-09-11
GB1407945A (en) 1975-10-01
AT342016B (de) 1978-03-10
FR2246529B1 (it) 1978-12-01
FR2235904A1 (it) 1975-01-31
FR2246529A1 (it) 1975-05-02
FR2235904B1 (it) 1978-11-10
JPS49125314A (it) 1974-11-30
FR2242358B1 (it) 1978-03-24
FR2242357B1 (it) 1978-03-24
CH597126A5 (it) 1978-03-31
ATA199074A (de) 1977-07-15
DE2411530C2 (de) 1982-02-18
JPS549164B2 (it) 1979-04-21
GB1407944A (en) 1975-10-01
CH597128A5 (it) 1978-03-31
GB1407942A (en) 1975-10-01
FR2242357A1 (it) 1975-03-28
DE2411530A1 (de) 1974-09-26
CH605515A5 (it) 1978-09-29
GB1407943A (en) 1975-10-01
CH598172A5 (it) 1978-04-28

Similar Documents

Publication Publication Date Title
IT975971B (it) Procedimento per la preparazione di clorosilani
IT1025605B (it) Procedimento per la preparazione di esametil tetralina
IT1007421B (it) Procedimento per la preparazione di aldeidi
IT1012334B (it) Procedimento per la preparazione di composti carbonilici non saturi
RO70474A (ro) PROCEDEU PENTRU PREPARAREA PARAXILENULёI
IT983048B (it) Catalizzatore per la preparazione di antrachinone
IT1013202B (it) Procedimento per la preparazione di urea
IT1021055B (it) Procedimento per la preparazione di 2 2 6 6 tetrametil 4 ossopiperidina
IT1017140B (it) Proesso per la preparazione di o. benziltolueni
IT979216B (it) Apparecchio per la preparazione di bavande
TR17584A (tr) Herbisid triazinlerinin hazirlanmasina mahsus usul
IT1022223B (it) Catalizzatore per la preparazione di etilenossido
IT1011458B (it) Metodo per la preparazione di composti fenolici
IT1013103B (it) Procedimento per la idroformilazio ne di composti non saturi
IT1020641B (it) Procedimento per la preparazione permentativa di l. istidina
IT1025664B (it) Procedimento per la preparazione di n trimetilsililacetammide
IT956743B (it) Procedimento per la preparazione di composti alchilsolfonati
IT1015406B (it) Metodo per la preparazione di chetoni insaturi
IT1030841B (it) Procedimento per la perparazione di n n n n tetrafenil diamminometano
IT1021948B (it) Procedimento per la preparazione di antrachinoni i sostituiti
IT1000558B (it) Procedimento per la preparazione di composti non saturi
IT977792B (it) Procedimento per la preparazione di cianidrine
IT1001529B (it) Procedimento per la preparazione di aminobenzeni
IT998595B (it) Procedimento per la preparazione di coloranti tetrakisazoici
IT1005135B (it) Procedimento per la preparazione di soluzione tixotropich