IT1241658B - Process for the preparation of intermediates for the synthesis of diltiazem. - Google Patents

Process for the preparation of intermediates for the synthesis of diltiazem.

Info

Publication number
IT1241658B
IT1241658B IT19584A IT1958490A IT1241658B IT 1241658 B IT1241658 B IT 1241658B IT 19584 A IT19584 A IT 19584A IT 1958490 A IT1958490 A IT 1958490A IT 1241658 B IT1241658 B IT 1241658B
Authority
IT
Italy
Prior art keywords
diltiazem
synthesis
preparation
intermediates
compounds
Prior art date
Application number
IT19584A
Other languages
Italian (it)
Other versions
IT9019584A1 (en
IT9019584A0 (en
Inventor
Luca Ghirotto
Stefano Servi
Claudio Fuganti
Angelo Gentile
Claudio Giordano
Original Assignee
Zambon Spa
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
Application filed by Zambon Spa filed Critical Zambon Spa
Priority to IT19584A priority Critical patent/IT1241658B/en
Publication of IT9019584A0 publication Critical patent/IT9019584A0/en
Publication of IT9019584A1 publication Critical patent/IT9019584A1/en
Application granted granted Critical
Publication of IT1241658B publication Critical patent/IT1241658B/en

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  • Nitrogen- Or Sulfur-Containing Heterocyclic Ring Compounds With Rings Of Six Or More Members (AREA)

Abstract

A process for the preparation of compounds of formula <IMAGE> (in which R has the meanings indicated in the description), by enzymatic resolution of enantiomeric mixtures, is described. Said compounds are useful intermediates in the synthesis of diltiazem.
IT19584A 1990-03-06 1990-03-06 Process for the preparation of intermediates for the synthesis of diltiazem. IT1241658B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT19584A IT1241658B (en) 1990-03-06 1990-03-06 Process for the preparation of intermediates for the synthesis of diltiazem.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19584A IT1241658B (en) 1990-03-06 1990-03-06 Process for the preparation of intermediates for the synthesis of diltiazem.

Publications (3)

Publication Number Publication Date
IT9019584A0 IT9019584A0 (en) 1990-03-06
IT9019584A1 IT9019584A1 (en) 1991-09-06
IT1241658B true IT1241658B (en) 1994-01-26

Family

ID=11159243

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19584A IT1241658B (en) 1990-03-06 1990-03-06 Process for the preparation of intermediates for the synthesis of diltiazem.

Country Status (1)

Country Link
IT (1) IT1241658B (en)

Also Published As

Publication number Publication date
IT9019584A1 (en) 1991-09-06
IT9019584A0 (en) 1990-03-06

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19940406