GB1537815A - Process for producing 3-bromophthalide - Google Patents

Process for producing 3-bromophthalide

Info

Publication number
GB1537815A
GB1537815A GB4754277A GB4754277A GB1537815A GB 1537815 A GB1537815 A GB 1537815A GB 4754277 A GB4754277 A GB 4754277A GB 4754277 A GB4754277 A GB 4754277A GB 1537815 A GB1537815 A GB 1537815A
Authority
GB
United Kingdom
Prior art keywords
bromophthalide
producing
chlorophthalide
hbr
molten
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
GB4754277A
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.)
Dynamit Nobel AG
Original Assignee
Dynamit Nobel AG
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 Dynamit Nobel AG filed Critical Dynamit Nobel AG
Publication of GB1537815A publication Critical patent/GB1537815A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/77—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D307/87—Benzo [c] furans; Hydrogenated benzo [c] furans
    • C07D307/88—Benzo [c] furans; Hydrogenated benzo [c] furans with one oxygen atom directly attached in position 1 or 3

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Furan Compounds (AREA)
GB4754277A 1976-11-17 1977-11-15 Process for producing 3-bromophthalide Expired GB1537815A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762652299 DE2652299B2 (de) 1976-11-17 1976-11-17 Verfahren zur Herstellung von 3-Bromphthalid

Publications (1)

Publication Number Publication Date
GB1537815A true GB1537815A (en) 1979-01-04

Family

ID=5993339

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4754277A Expired GB1537815A (en) 1976-11-17 1977-11-15 Process for producing 3-bromophthalide

Country Status (10)

Country Link
JP (1) JPS6056147B2 (es)
BE (1) BE860901A (es)
CH (1) CH630622A5 (es)
DE (1) DE2652299B2 (es)
DK (1) DK143132C (es)
ES (1) ES464174A1 (es)
FR (1) FR2371440A1 (es)
GB (1) GB1537815A (es)
IT (1) IT1112096B (es)
NL (1) NL7712620A (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116041295A (zh) * 2023-03-31 2023-05-02 寿光祥铭化工有限公司 一种3-溴苯酞的制备方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2934822A1 (de) * 1979-08-29 1981-03-19 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur herstellung von 3-bromphthalid

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116041295A (zh) * 2023-03-31 2023-05-02 寿光祥铭化工有限公司 一种3-溴苯酞的制备方法
CN116041295B (zh) * 2023-03-31 2023-06-06 寿光祥铭化工有限公司 一种3-溴苯酞的制备方法

Also Published As

Publication number Publication date
ES464174A1 (es) 1978-09-01
JPS5363372A (en) 1978-06-06
CH630622A5 (en) 1982-06-30
DK507977A (da) 1978-05-18
IT1112096B (it) 1986-01-13
DE2652299A1 (de) 1978-05-18
BE860901A (fr) 1978-03-16
FR2371440A1 (fr) 1978-06-16
DE2652299B2 (de) 1978-08-31
NL7712620A (nl) 1978-05-19
DK143132B (da) 1981-06-29
DE2652299C3 (es) 1979-04-26
JPS6056147B2 (ja) 1985-12-09
FR2371440B1 (es) 1982-07-09
DK143132C (da) 1981-11-23

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Legal Events

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

Effective date: 19921115