NEW PREPARATION METHOD FOR ESCITALOPRAM PAMOATE

Title:

NEW PREPARATION METHOD FOR ESCITALOPRAM PAMOATE

Document Type and Number:

WIPO Patent Application WO/2018/223970

Kind Code:

A1

Abstract:

The present invention relates to a new preparation method for escitalopram pamoate ((S)-(+)-1-[3-(dimethylamino)propyl]-1-(4-fluorophenyl)-1,3-dihydro-5 cyanoisobenzofuran pamoate), wherein the method is environmentally friendly and pollution-free, and the escitalopram pamoate prepared by means of the method has a high purity and a good repeatability.

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Inventors:

XU WEI (CN)
CHEN XI (CN)
GU HONG (CN)

Application Number:

PCT/CN2018/089996

Publication Date:

December 13, 2018

Filing Date:

June 05, 2018

Export Citation:

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Assignee:

ZHEJIANG HUAHAI PHARM CO LTD (CN)
SHANGHAI AOBO PHARMTECH INC LTD (CN)

International Classes:

C07D307/87

Foreign References:

EP0347066A1	1989-12-20
CN104072390A	2014-10-01
CN102757414A	2012-10-31
CN102336729A	2012-02-01
CN201710411925A	2017-06-05
EP0347066A1	1989-12-20

Other References: