ES250968A1 - Un procedimiento para preparar derivados de acido benzoico - Google Patents

Un procedimiento para preparar derivados de acido benzoico

Info

Publication number
ES250968A1
ES250968A1 ES0250968A ES250968A ES250968A1 ES 250968 A1 ES250968 A1 ES 250968A1 ES 0250968 A ES0250968 A ES 0250968A ES 250968 A ES250968 A ES 250968A ES 250968 A1 ES250968 A1 ES 250968A1
Authority
ES
Spain
Prior art keywords
formula
organic compounds
hydrogen
see formula
see
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
ES0250968A
Other languages
English (en)
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.)
Mallinckrodt Chemical Works
Original Assignee
Mallinckrodt Chemical Works
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
Priority to US750307A priority Critical patent/US2963474A/en
Application filed by Mallinckrodt Chemical Works filed Critical Mallinckrodt Chemical Works
Publication of ES250968A1 publication Critical patent/ES250968A1/es
Expired legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61KPREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
    • A61K49/00Preparations for testing in vivo
    • A61K49/04X-ray contrast preparations
    • A61K49/0433X-ray contrast preparations containing an organic halogenated X-ray contrast-enhancing agent
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C205/00Compounds containing nitro groups bound to a carbon skeleton
    • C07C205/49Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups
    • C07C205/57Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
    • C07C205/59Compounds containing nitro groups bound to a carbon skeleton the carbon skeleton being further substituted by carboxyl groups having nitro groups and carboxyl groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton the carbon skeleton being further substituted by singly-bound oxygen atoms
ES0250968A 1958-07-23 1959-07-22 Un procedimiento para preparar derivados de acido benzoico Expired ES250968A1 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US750307A US2963474A (en) 1958-07-23 1958-07-23 Organic compounds

Publications (1)

Publication Number Publication Date
ES250968A1 true ES250968A1 (es) 1960-03-01

Family

ID=25017319

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0250968A Expired ES250968A1 (es) 1958-07-23 1959-07-22 Un procedimiento para preparar derivados de acido benzoico

Country Status (2)

Country Link
US (1) US2963474A (es)
ES (1) ES250968A1 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5348727A (en) * 1993-03-11 1994-09-20 Sterling Winthrop Inc. Compositions of iodophenoxy alkylene ethers for visualization of the gastrointestinal tract

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB517382A (en) * 1938-07-25 1940-01-29 Douglas John Branscombe Manufacture of iodinated esters
GB605737A (en) * 1945-12-18 1948-07-29 British Drug Houses Ltd Improvements in or relating to the production of esters of hydroxy-alkoxy benzoic acids
US2611786A (en) * 1950-05-31 1952-09-23 Mallinckrodt Chemical Works 3-carboxylic acylamino-2, 4, 6-triiodo benzoic acids and the ethyl ester and nontoxic salts
US2776241A (en) * 1952-08-06 1957-01-01 Schering Ag Injectable x-ray contrast agents comprising salts of n-acyl derivatives of 2, 4, 6-triiodo-3-aminobenzoic acid
US2820814A (en) * 1955-03-21 1958-01-21 Schering Corp Polyiodinated 5-aminoisophthalic acids, salts, and esters

Also Published As

Publication number Publication date
US2963474A (en) 1960-12-06

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