CH594656A5 - - Google Patents

Info

Publication number
CH594656A5
CH594656A5 CH1458475A CH1458475A CH594656A5 CH 594656 A5 CH594656 A5 CH 594656A5 CH 1458475 A CH1458475 A CH 1458475A CH 1458475 A CH1458475 A CH 1458475A CH 594656 A5 CH594656 A5 CH 594656A5
Authority
CH
Switzerland
Application number
CH1458475A
Inventor
Gerhard Dr Scharfe
Rupert Dr Wenzel
Wolfgang Dr Biedermann
Original Assignee
Bayer 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 Bayer Ag filed Critical Bayer Ag
Priority to CA267,590A priority Critical patent/CA1082718A/en
Publication of CH594656A5 publication Critical patent/CH594656A5/xx

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
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Furan Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1458475A 1974-11-13 1975-11-11 CH594656A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA267,590A CA1082718A (en) 1975-11-11 1976-12-10 Dioxolane derivatives

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19742453745 DE2453745B2 (de) 1974-11-13 1974-11-13 Verfahren zur beseitigung von 1,4- naphthochinon aus rohem phthalsaeureanhydrid

Publications (1)

Publication Number Publication Date
CH594656A5 true CH594656A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-01-13

Family

ID=5930691

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1458475A CH594656A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1974-11-13 1975-11-11

Country Status (7)

Country Link
US (1) US4026770A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS5170742A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE835414A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH594656A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2453745B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2291199A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (1) NL7513140A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2654405A1 (de) * 1976-12-01 1978-06-08 Bayer Ag Verfahren zur entfernung von 1,4-naphthochinon aus phthalsaeureanhydrid

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1259870B (de) * 1966-05-25 1968-02-01 Basf Ag Verfahren zur Vorreinigung von rohem Phthalsaeureanhydrid

Also Published As

Publication number Publication date
NL7513140A (nl) 1976-05-17
JPS5170742A (en) 1976-06-18
FR2291199A1 (fr) 1976-06-11
FR2291199B3 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1978-08-18
DE2453745B2 (de) 1976-09-09
US4026770A (en) 1977-05-31
DE2453745A1 (de) 1976-05-26
BE835414A (fr) 1976-05-10

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Legal Events

Date Code Title Description
PL Patent ceased
PL Patent ceased