GB8519222D0 - Hydroxyaraldehydes - Google Patents

Hydroxyaraldehydes

Info

Publication number
GB8519222D0
GB8519222D0 GB858519222A GB8519222A GB8519222D0 GB 8519222 D0 GB8519222 D0 GB 8519222D0 GB 858519222 A GB858519222 A GB 858519222A GB 8519222 A GB8519222 A GB 8519222A GB 8519222 D0 GB8519222 D0 GB 8519222D0
Authority
GB
United Kingdom
Prior art keywords
hydroxyaraldehydes
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.)
Granted
Application number
GB858519222A
Other versions
GB2163157B (en
GB2163157A (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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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
Priority claimed from GB848420561A external-priority patent/GB8420561D0/en
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB08519222A priority Critical patent/GB2163157B/en
Publication of GB8519222D0 publication Critical patent/GB8519222D0/en
Priority claimed from EP85308829A external-priority patent/EP0226670B1/en
Priority to PT8176585A priority patent/PT81765B/en
Publication of GB2163157A publication Critical patent/GB2163157A/en
Application granted granted Critical
Publication of GB2163157B publication Critical patent/GB2163157B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07C45/61—Preparation 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
    • C07C45/67—Preparation 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
    • C07C45/68—Preparation 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 by increase in the number of carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB08519222A 1984-08-13 1985-07-31 Process for hydroxyarylaldehydes Expired GB2163157B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB08519222A GB2163157B (en) 1984-08-13 1985-07-31 Process for hydroxyarylaldehydes
PT8176585A PT81765B (en) 1984-08-13 1985-12-27 Process for the preparation of hydroxyaldheydes

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB848420561A GB8420561D0 (en) 1984-08-13 1984-08-13 Process for hydroxyarylaldehydes
GB08519222A GB2163157B (en) 1984-08-13 1985-07-31 Process for hydroxyarylaldehydes
EP85308829A EP0226670B1 (en) 1985-12-04 1985-12-04 Process for hydroxyaraldehydes
PT8176585A PT81765B (en) 1984-08-13 1985-12-27 Process for the preparation of hydroxyaldheydes

Publications (3)

Publication Number Publication Date
GB8519222D0 true GB8519222D0 (en) 1985-09-04
GB2163157A GB2163157A (en) 1986-02-19
GB2163157B GB2163157B (en) 1987-10-21

Family

ID=27440903

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08519222A Expired GB2163157B (en) 1984-08-13 1985-07-31 Process for hydroxyarylaldehydes

Country Status (2)

Country Link
GB (1) GB2163157B (en)
PT (1) PT81765B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0529870B1 (en) * 1991-08-23 1996-01-17 Zeneca Limited Preparation of 2-hydroxyarylaldehydes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1068110B (en) * 1976-08-13 1985-03-21 Montedison Spa PROCESS FOR THE PREPARATION OF HYDROXIBENZOIC ALDEHYDES 2

Also Published As

Publication number Publication date
PT81765B (en) 1987-07-13
PT81765A (en) 1986-01-02
GB2163157B (en) 1987-10-21
GB2163157A (en) 1986-02-19

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20040731