CH367516A - Process for the preparation of halogenated aminoisophthalic acids - Google Patents
Process for the preparation of halogenated aminoisophthalic acidsInfo
- Publication number
- CH367516A CH367516A CH4280757A CH4280757A CH367516A CH 367516 A CH367516 A CH 367516A CH 4280757 A CH4280757 A CH 4280757A CH 4280757 A CH4280757 A CH 4280757A CH 367516 A CH367516 A CH 367516A
- Authority
- CH
- Switzerland
- Prior art keywords
- aminoisophthalic
- halogenated
- acids
- preparation
- halogenated aminoisophthalic
- Prior art date
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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEF0019784 | 1956-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH367516A true CH367516A (en) | 1963-02-28 |
Family
ID=7089446
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH4280757A CH367516A (en) | 1956-03-13 | 1957-02-18 | Process for the preparation of halogenated aminoisophthalic acids |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE555768A (en) |
| CH (1) | CH367516A (en) |
| FR (1) | FR1172953A (en) |
| GB (1) | GB820661A (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR6024559D0 (en) * | 1959-12-08 | 1973-05-31 | Nyegaard & Co As | PROCESS FOR THE PREPARATION OF NEW ACID DERIVATIVES 3 5-DIAMINO-2 4 6-BENZOIC TRIIODE OR SEMI-NON-TOXIC SALTS AS WELL AS AGENTS OR CONTRAST MEDIA FOR X-RAYS BASED ON THE SAME |
| US3145197A (en) * | 1961-06-26 | 1964-08-18 | Mallinckrodt Chemical Works | 5-acetamido-nu-alkyl-2, 4, 6-trhodoiso-phthalamic acid compounds |
| US3178473A (en) * | 1962-03-02 | 1965-04-13 | Nyegaard & Co As | Process for the n-alkylation of acyl anilides halogen substituted in the nucleus |
| FR2085636B1 (en) * | 1970-04-15 | 1973-06-08 | 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 |
| 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 |
-
0
- BE BE555768D patent/BE555768A/xx unknown
-
1957
- 1957-02-18 CH CH4280757A patent/CH367516A/en unknown
- 1957-03-13 FR FR1172953D patent/FR1172953A/en not_active Expired
- 1957-03-13 GB GB836057A patent/GB820661A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1172953A (en) | 1959-02-18 |
| GB820661A (en) | 1959-09-23 |
| BE555768A (en) |
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