GB1467751A - Process for the preparation of a-sinensal - Google Patents

Process for the preparation of a-sinensal

Info

Publication number
GB1467751A
GB1467751A GB2210275A GB2210275A GB1467751A GB 1467751 A GB1467751 A GB 1467751A GB 2210275 A GB2210275 A GB 2210275A GB 2210275 A GB2210275 A GB 2210275A GB 1467751 A GB1467751 A GB 1467751A
Authority
GB
United Kingdom
Prior art keywords
isopropenyl
dimethyl
give
prepared
general formula
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
GB2210275A
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.)
Firmenich SA
Original Assignee
Firmenich SA
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 Firmenich SA filed Critical Firmenich SA
Publication of GB1467751A publication Critical patent/GB1467751A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00Carboxylic acid nitriles
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00Preparation of halogenated hydrocarbons
    • C07C17/093Preparation of halogenated hydrocarbons by replacement by halogens
    • C07C17/16Preparation of halogenated hydrocarbons by replacement by halogens of hydroxyl groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/51Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
    • C07C45/516Preparation 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 nitrogen-containing compounds to >C = O groups
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/56Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds
    • C07C45/562Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds from heterocyclic compounds with nitrogen as the only hetero atom
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C45/00Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
    • C07C45/61Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C47/00Compounds having —CHO groups
    • C07C47/20Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
    • C07C47/21Unsaturated compounds having —CHO groups bound to acyclic carbon atoms with only carbon-to-carbon double bonds as unsaturation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB2210275A 1974-05-24 1975-05-22 Process for the preparation of a-sinensal Expired GB1467751A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US47306674A 1974-05-24 1974-05-24

Publications (1)

Publication Number Publication Date
GB1467751A true GB1467751A (en) 1977-03-23

Family

ID=23878044

Family Applications (2)

Application Number Title Priority Date Filing Date
GB2210275A Expired GB1467751A (en) 1974-05-24 1975-05-22 Process for the preparation of a-sinensal
GB4416375A Expired GB1467752A (en) 1974-05-24 1975-05-22 Process for the preparation of unsaturated aldehydes

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB4416375A Expired GB1467752A (en) 1974-05-24 1975-05-22 Process for the preparation of unsaturated aldehydes

Country Status (5)

Country Link
CH (1) CH602535A5 (en, 2012)
DE (1) DE2521652C3 (en, 2012)
FR (1) FR2292691A1 (en, 2012)
GB (2) GB1467751A (en, 2012)
NL (1) NL7506069A (en, 2012)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6504043B2 (en) 2000-03-03 2003-01-07 Clariant Gmbh Color-stable solution of dimethylaminoacetonitrile in water and process for preparing it
CN113329890A (zh) * 2019-01-24 2021-08-31 西索斯公司 双甲硅烷基氨基官能化共轭二烯烃、其制备及在橡胶生产中的应用

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6504043B2 (en) 2000-03-03 2003-01-07 Clariant Gmbh Color-stable solution of dimethylaminoacetonitrile in water and process for preparing it
CN113329890A (zh) * 2019-01-24 2021-08-31 西索斯公司 双甲硅烷基氨基官能化共轭二烯烃、其制备及在橡胶生产中的应用
CN113329890B (zh) * 2019-01-24 2023-10-20 西索斯公司 双甲硅烷基氨基官能化共轭二烯烃、其制备及在橡胶生产中的应用
US12195561B2 (en) 2019-01-24 2025-01-14 Synthos S.A. Bissilylamino-functionalized conjugated dienes, their preparation and their use in the production of rubbers

Also Published As

Publication number Publication date
GB1467752A (en) 1977-03-23
DE2521652A1 (de) 1975-12-04
DE2521652B2 (de) 1979-07-12
CH602535A5 (en, 2012) 1978-07-31
NL7506069A (nl) 1975-11-26
DE2521652C3 (de) 1980-03-13
FR2292691A1 (fr) 1976-06-25
FR2292691B1 (en, 2012) 1978-02-24

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee