GB1359878A - Production of anthraquinone- -1,2-c- -isoxazole - Google Patents

Production of anthraquinone- -1,2-c- -isoxazole

Info

Publication number
GB1359878A
GB1359878A GB4984371A GB4984371A GB1359878A GB 1359878 A GB1359878 A GB 1359878A GB 4984371 A GB4984371 A GB 4984371A GB 4984371 A GB4984371 A GB 4984371A GB 1359878 A GB1359878 A GB 1359878A
Authority
GB
United Kingdom
Prior art keywords
isoxazole
anthraquinone
production
oct
fabrik
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
GB4984371A
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.)
BASF SE
Original Assignee
BASF SE
Badische Anilin and Sodafabrik 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 SE, Badische Anilin and Sodafabrik AG filed Critical BASF SE
Publication of GB1359878A publication Critical patent/GB1359878A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D261/00—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings
    • C07D261/20—Heterocyclic compounds containing 1,2-oxazole or hydrogenated 1,2-oxazole rings condensed with carbocyclic rings or ring systems

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

1359878 Anthraquinone - [1,2 - c] - isoxazole BADISCHE ANILIN- & SODA-FABRIK AG 27 Oct 1971 [28 Oct 1970] 49843/71 Heading C2C Anthraquinone-[1,2-C]-isoxazole is prepared by reaction of 1-nitro-2-methylanthraquinone with oleum at 30-150‹ C. for not more than 15 minutes, preferably in the presence of chlorosulphonic acid.
GB4984371A 1970-10-28 1971-10-27 Production of anthraquinone- -1,2-c- -isoxazole Expired GB1359878A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702052783 DE2052783A1 (en) 1970-10-28 1970-10-28 Method of making anthraquinone- square bracket to 1,2-c square bracket to isoxazole

Publications (1)

Publication Number Publication Date
GB1359878A true GB1359878A (en) 1974-07-10

Family

ID=5786320

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4984371A Expired GB1359878A (en) 1970-10-28 1971-10-27 Production of anthraquinone- -1,2-c- -isoxazole

Country Status (4)

Country Link
CH (1) CH547302A (en)
DE (1) DE2052783A1 (en)
FR (1) FR2113305A5 (en)
GB (1) GB1359878A (en)

Also Published As

Publication number Publication date
FR2113305A5 (en) 1972-06-23
CH547302A (en) 1974-03-29
DE2052783A1 (en) 1972-05-04

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees