PROCESS FOR THE PREPARATION OF S- N,N'- BIS[2- HYDROXY-1- (HYDROXYMETHYL) ETHYL]-5- [(2- HYDROXY-1- OXOPROPYL)- AMINO]- 2,4,6- TRIIODO- 1,3- BENZENEDICARBOXAMIDE

WIPO Patent Application WO1999058494

A3

A process for the preparation of S- N,N'- bis[2- hydroxy-1- (hydroxymethyl) ethyl]- 5-[(2- hydroxy-1- oxopropyl)amino]- 2,4,6- triiodo- 1,3- benzenedicarboxamide, comprising the formation of S- N,N'- bis[2- hydroxy- 1(hydroxymethyl)ethyl]- 5-[(2- (acetyloxy)- 1-oxopropyl)amino]- 2,4,6- triiodo-1,3- benzenedicarboxamide starting from S-(-)- 5-[[2- (acetyloxy)- 1-oxopropyl]amino]- 2,4,6- triiodo- 1,3- benzenedicarboxylic acid dichloride and 2- a mino-1,3- propanediol in a solvent, characterized in that the solvent is selected from the group consisting of: lower alcohols, monoalkyl ether glycols and straight or branched cyclic alkyl ethers.

JPS5829781	[Title of the Invention] A manufacturing process of a Benz anilide derivative
WO/2005/077889	NOVEL METHOD FOR THE SYNTHESIS OF (7-METHOXY -1-NAPHTYL)ACETONITRILE AND USE THEREOF IN THE SYNTHESIS OF AGOMELATINE
JP3622983	Preparation of cyclohexene carboxylate derivative

DESANTIS NICOLA (IT)
INCANDELA SALVATORE (IT)

PCT/EP1999/002804

January 20, 2000

April 26, 1999

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BRACCO INT BV (NL)
DESANTIS NICOLA (IT)
INCANDELA SALVATORE (IT)

C07C231/02; C07C231/18; C07C237/46; (IPC1-7): C07C231/02; C07C231/18; C07C237/46

GB2272218A	1994-05-11
GB2311524A	1997-10-01
GB1472050A	1977-04-27

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