CH393303A - Process for the production of pure phthalic anhydride from the crude product obtained in the oxidation of naphthalene - Google Patents

Process for the production of pure phthalic anhydride from the crude product obtained in the oxidation of naphthalene

Info

Publication number
CH393303A
CH393303A CH692160A CH692160A CH393303A CH 393303 A CH393303 A CH 393303A CH 692160 A CH692160 A CH 692160A CH 692160 A CH692160 A CH 692160A CH 393303 A CH393303 A CH 393303A
Authority
CH
Switzerland
Prior art keywords
naphthalene
oxidation
production
crude product
product obtained
Prior art date
Application number
CH692160A
Other languages
German (de)
Inventor
Hubert Dr Suter
Guenter Dr Poehler
Original Assignee
Basf 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 Basf Ag filed Critical Basf Ag
Publication of CH393303A publication Critical patent/CH393303A/en

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
    • C07D307/89—Benzo [c] furans; Hydrogenated benzo [c] furans with two oxygen atoms directly attached in positions 1 and 3
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/21—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen
    • C07C51/255—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting
    • C07C51/265—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation with molecular oxygen of compounds containing six-membered aromatic rings without ring-splitting having alkyl side chains which are oxidised to carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C07C63/14—Monocyclic dicarboxylic acids
    • C07C63/15—Monocyclic dicarboxylic acids all carboxyl groups bound to carbon atoms of the six-membered aromatic ring
    • C07C63/16—1,2 - Benzenedicarboxylic acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH692160A 1959-08-14 1960-06-17 Process for the production of pure phthalic anhydride from the crude product obtained in the oxidation of naphthalene CH393303A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEB54426A DE1097427B (en) 1959-08-14 1959-08-14 Process for obtaining pure phthalic anhydride from the crude product obtained from the oxidation of naphthalene

Publications (1)

Publication Number Publication Date
CH393303A true CH393303A (en) 1965-06-15

Family

ID=6970599

Family Applications (1)

Application Number Title Priority Date Filing Date
CH692160A CH393303A (en) 1959-08-14 1960-06-17 Process for the production of pure phthalic anhydride from the crude product obtained in the oxidation of naphthalene

Country Status (3)

Country Link
BE (1) BE594073A (en)
CH (1) CH393303A (en)
DE (1) DE1097427B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1295540B (en) * 1965-05-04 1969-05-22 Metallgesellschaft Ag Process for the production of the purest phthalic anhydride

Also Published As

Publication number Publication date
DE1097427B (en) 1961-01-19
BE594073A (en) 1961-02-13

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