FR1172953A - Process for the preparation of halogenated amino-isophthalic acids - Google Patents

Process for the preparation of halogenated amino-isophthalic acids

Info

Publication number
FR1172953A
FR1172953A FR1172953DA FR1172953A FR 1172953 A FR1172953 A FR 1172953A FR 1172953D A FR1172953D A FR 1172953DA FR 1172953 A FR1172953 A FR 1172953A
Authority
FR
France
Prior art keywords
preparation
isophthalic acids
halogenated amino
halogenated
amino
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
Other languages
French (fr)
Inventor
Alfred Distelmaier
Gerhard Hecht
Christian Gloxhuber
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.)
Bayer AG
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
Application granted granted Critical
Publication of FR1172953A publication Critical patent/FR1172953A/en
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K49/00—Preparations for testing in vivo
    • A61K49/04—X-ray contrast preparations
    • A61K49/0433—X-ray contrast preparations containing an organic halogenated X-ray contrast-enhancing agent
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
    • C07C273/1809—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety
    • C07C273/1818—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety from -N=C=O and XNR'R"
    • C07C273/1827—X being H

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR1172953D 1956-03-13 1957-03-13 Process for the preparation of halogenated amino-isophthalic acids Expired FR1172953A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEF0019784 1956-03-13

Publications (1)

Publication Number Publication Date
FR1172953A true FR1172953A (en) 1959-02-18

Family

ID=7089446

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1172953D Expired FR1172953A (en) 1956-03-13 1957-03-13 Process for the preparation of halogenated amino-isophthalic acids

Country Status (4)

Country Link
BE (1) BE555768A (en)
CH (1) CH367516A (en)
FR (1) FR1172953A (en)
GB (1) GB820661A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3145197A (en) * 1961-06-26 1964-08-18 Mallinckrodt Chemical Works 5-acetamido-nu-alkyl-2, 4, 6-trhodoiso-phthalamic acid compounds
US3476802A (en) * 1959-12-08 1969-11-04 Nyegaard & Co As N-alkyl derivatives of 3,5-diacetamido-2,4,6-triiodobenzoic acid and salts thereof and process for preparing the same
FR2085636A1 (en) * 1970-04-15 1971-12-31 Guerbet Lab Andre
FR2230377A1 (en) * 1973-05-21 1974-12-20 Beecham Group Ltd Substd triiodobenzoic acid esters - x-ray contrast agents
FR2512014A1 (en) * 1981-08-28 1983-03-04 Guerbet Sa BROMINATED COMPOUNDS FOR USE IN OPACIFYING PRODUCTS
EP1186305A1 (en) * 2000-09-07 2002-03-13 Schering Aktiengesellschaft New brominated compounds as contrast media for X-ray mammography

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3178473A (en) * 1962-03-02 1965-04-13 Nyegaard & Co As Process for the n-alkylation of acyl anilides halogen substituted in the nucleus
WO2017169445A1 (en) * 2016-03-28 2017-10-05 国立大学法人大阪大学 Heavy atom compound, composition for promoting crystallization of membrane protein, and method for analyzing structure of membrane protein using said composition

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3476802A (en) * 1959-12-08 1969-11-04 Nyegaard & Co As N-alkyl derivatives of 3,5-diacetamido-2,4,6-triiodobenzoic acid and salts thereof and process for preparing the same
US3145197A (en) * 1961-06-26 1964-08-18 Mallinckrodt Chemical Works 5-acetamido-nu-alkyl-2, 4, 6-trhodoiso-phthalamic acid compounds
FR2085636A1 (en) * 1970-04-15 1971-12-31 Guerbet Lab Andre
FR2230377A1 (en) * 1973-05-21 1974-12-20 Beecham Group Ltd Substd triiodobenzoic acid esters - x-ray contrast agents
FR2512014A1 (en) * 1981-08-28 1983-03-04 Guerbet Sa BROMINATED COMPOUNDS FOR USE IN OPACIFYING PRODUCTS
EP0073715A1 (en) * 1981-08-28 1983-03-09 Société dite: GUERBET S.A. Brominated compounds for use in opacifying products
EP1186305A1 (en) * 2000-09-07 2002-03-13 Schering Aktiengesellschaft New brominated compounds as contrast media for X-ray mammography

Also Published As

Publication number Publication date
CH367516A (en) 1963-02-28
BE555768A (en)
GB820661A (en) 1959-09-23

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