EP 0656884 A1 19950614 - NOVEL POLY-IODATED COMPOUNDS, METHOD OF PREPARATION AND CONTRAST PRODUCT CONTAINING SAME.
Title (en)
NOVEL POLY-IODATED COMPOUNDS, METHOD OF PREPARATION AND CONTRAST PRODUCT CONTAINING SAME.
Title (de)
POLYJODIERTE VERBINDUNGEN, VERFAHREN ZU IHRER HERSTELLUNG UND DIESE ENTHALTENDEKONTRASTMITTEL.
Title (fr)
NOUVEAUX COMPOSES POLY-IODES, PROCEDE DE PREPARATION, PRODUIT DE CONTRASTE LES CONTENANT.
Publication
Application
Priority
- FR 9300824 W 19930824
- FR 9210270 A 19920825
Abstract (en)
[origin: US5618977A] PCT No. PCT/FR93/00824 Sec. 371 Date Aug. 11, 1995 Sec. 102(e) Date Aug. 11, 1995 PCT Filed Aug. 24, 1993 PCT Pub. No. WO94/04488 PCT Pub. Date Mar. 3, 1994The present invention relates to new polyiodinated compounds of general formula: <IMAGE> (I) in which R1 and R2, which are identical to or different from each other, represent a group of formula: <IMAGE> and R3 and R4, which are identical to or different from each other, represent a group of formula <IMAGE> with R1, R2, R3 and R4 comprising in total at least ten hydroxyls, which can be used in contrast media for radiography. The invention also relates to a process for the preparation of these compounds as well as to a contrast medium containing them.
IPC 1-7
IPC 8 full level
A61K 49/04 (2006.01); C07C 237/46 (2006.01)
CPC (source: EP US)
A61K 49/0433 (2013.01 - EP US); C07C 237/46 (2013.01 - EP US)
Designated contracting state (EPC)
AT BE CH DE DK ES FR GB IE IT LI NL SE
DOCDB simple family (publication)
US 5618977 A 19970408; AU 4964493 A 19940315; CA 2142986 A1 19940303; CN 1090572 A 19940810; EP 0656884 A1 19950614; FI 950874 A0 19950224; FI 950874 A 19950224; FR 2695125 A1 19940304; FR 2695125 B1 19941223; HU 9500578 D0 19950428; HU T70943 A 19951128; IL 106768 A0 19931208; JP H08500355 A 19960116; NO 950665 D0 19950222; NO 950665 L 19950424; PL 307587 A1 19950529; TR 26907 A 19940822; WO 9404488 A1 19940303; ZA 936188 B 19940624
DOCDB simple family (application)
US 38772195 A 19950811; AU 4964493 A 19930824; CA 2142986 A 19930824; CN 93118233 A 19930825; EP 93919397 A 19930824; FI 950874 A 19950224; FR 9210270 A 19920825; FR 9300824 W 19930824; HU 9500578 A 19930824; IL 10676893 A 19930823; JP 50596994 A 19930824; NO 950665 A 19950222; PL 30758793 A 19930824; TR 73193 A 19930825; ZA 936188 A 19930824