GB8401278D0 - Preparation of cyanotetrachlorobenzenes - Google Patents

Preparation of cyanotetrachlorobenzenes

Info

Publication number
GB8401278D0
GB8401278D0 GB848401278A GB8401278A GB8401278D0 GB 8401278 D0 GB8401278 D0 GB 8401278D0 GB 848401278 A GB848401278 A GB 848401278A GB 8401278 A GB8401278 A GB 8401278A GB 8401278 D0 GB8401278 D0 GB 8401278D0
Authority
GB
United Kingdom
Prior art keywords
cyanotetrachlorobenzenes
preparation
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
GB848401278A
Other versions
GB2134900B (en
GB2134900A (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 GB838304161A external-priority patent/GB8304161D0/en
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB08401278A priority Critical patent/GB2134900B/en
Publication of GB8401278D0 publication Critical patent/GB8401278D0/en
Publication of GB2134900A publication Critical patent/GB2134900A/en
Application granted granted Critical
Publication of GB2134900B publication Critical patent/GB2134900B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C255/00—Carboxylic acid nitriles
GB08401278A 1983-02-15 1984-01-18 Process for the preparation of cyanotetrachlorobenzenes Expired GB2134900B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08401278A GB2134900B (en) 1983-02-15 1984-01-18 Process for the preparation of cyanotetrachlorobenzenes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838304161A GB8304161D0 (en) 1983-02-15 1983-02-15 Chemical process
GB08401278A GB2134900B (en) 1983-02-15 1984-01-18 Process for the preparation of cyanotetrachlorobenzenes

Publications (3)

Publication Number Publication Date
GB8401278D0 true GB8401278D0 (en) 1984-02-22
GB2134900A GB2134900A (en) 1984-08-22
GB2134900B GB2134900B (en) 1986-06-25

Family

ID=26285243

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08401278A Expired GB2134900B (en) 1983-02-15 1984-01-18 Process for the preparation of cyanotetrachlorobenzenes

Country Status (1)

Country Link
GB (1) GB2134900B (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2070545T3 (en) * 1991-04-25 1995-06-01 Hoechst Ag PROCEDURE FOR THE PREPARATION OF 2,3,4,5-TETRAFLUORO-BENZOIC ACID.
EP0510491B1 (en) * 1991-04-25 1994-08-03 Hoechst Aktiengesellschaft N'-substituted N-amino-3,4,5,6-tetrafluorophthalimides and processes for their preparation
CN114507156A (en) * 2021-10-22 2022-05-17 浙江巍华新材料股份有限公司 Preparation method of cyanophenyl compound

Also Published As

Publication number Publication date
GB2134900B (en) 1986-06-25
GB2134900A (en) 1984-08-22

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Legal Events

Date Code Title Description
7732 Case decided by the comptroller ** patent revoked (sect. 73(2)/1977)