CA1002064A - Process for the preparation of 4-chloro-naphthalic acid anhydride - Google Patents

Process for the preparation of 4-chloro-naphthalic acid anhydride

Info

Publication number
CA1002064A
CA1002064A CA179,900A CA179900A CA1002064A CA 1002064 A CA1002064 A CA 1002064A CA 179900 A CA179900 A CA 179900A CA 1002064 A CA1002064 A CA 1002064A
Authority
CA
Canada
Prior art keywords
chloro
preparation
acid anhydride
naphthalic acid
naphthalic
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
CA179,900A
Other languages
English (en)
Other versions
CA179900S (en
Inventor
Helmut Troster
Walter Deucker
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.)
Hoechst AG
Original Assignee
Hoechst 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 Hoechst AG filed Critical Hoechst AG
Application granted granted Critical
Publication of CA1002064A publication Critical patent/CA1002064A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
    • C07C51/363—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Pyrane Compounds (AREA)
CA179,900A 1972-08-30 1973-08-29 Process for the preparation of 4-chloro-naphthalic acid anhydride Expired CA1002064A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2242513A DE2242513C3 (de) 1972-08-30 1972-08-30 Verfahren zur Herstellung von 4-Chlornaphthalsäureanhydrid

Publications (1)

Publication Number Publication Date
CA1002064A true CA1002064A (en) 1976-12-21

Family

ID=5854924

Family Applications (1)

Application Number Title Priority Date Filing Date
CA179,900A Expired CA1002064A (en) 1972-08-30 1973-08-29 Process for the preparation of 4-chloro-naphthalic acid anhydride

Country Status (11)

Country Link
US (1) US3888885A (da)
JP (1) JPS5716090B2 (da)
AR (1) AR195741A1 (da)
BR (1) BR7306651D0 (da)
CA (1) CA1002064A (da)
CH (1) CH578498A5 (da)
DE (1) DE2242513C3 (da)
FR (1) FR2197853B1 (da)
GB (1) GB1439994A (da)
IN (1) IN139701B (da)
IT (1) IT998485B (da)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4033986A (en) * 1976-02-11 1977-07-05 American Hoechst Corporation Process for the preparation of 4-bromo-1,8-naphthalic acid anhydride
JPS60156285U (ja) * 1984-03-27 1985-10-17 理研精機株式会社 流体用継手
DE3411196A1 (de) * 1984-03-27 1985-10-10 Rütgerswerke AG, 6000 Frankfurt Verfahren zur herstellung von 4-halogennaphthalsaeureanhydriden

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3646069A (en) * 1968-06-19 1972-02-29 Sandoz Ltd Process for manufacturing a naphthalic acid derivative

Also Published As

Publication number Publication date
BR7306651D0 (pt) 1974-07-18
AR195741A1 (es) 1973-10-31
CH578498A5 (da) 1976-08-13
IT998485B (it) 1976-01-20
GB1439994A (en) 1976-06-16
IN139701B (da) 1976-07-17
JPS5716090B2 (da) 1982-04-02
FR2197853A1 (da) 1974-03-29
DE2242513B2 (de) 1975-01-16
US3888885A (en) 1975-06-10
DE2242513C3 (de) 1978-09-14
JPS4956962A (da) 1974-06-03
DE2242513A1 (de) 1974-04-04
FR2197853B1 (da) 1977-05-13

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