MY128460A - Method for producing 6-(4-chlorophenyl)-2,2-dimethyl-7-phenyl-2,3-dihydro-1h-pyrrolizin-5-ylacetic acid - Google Patents

Method for producing 6-(4-chlorophenyl)-2,2-dimethyl-7-phenyl-2,3-dihydro-1h-pyrrolizin-5-ylacetic acid

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Publication number
MY128460A
MY128460A MYPI20011688A MY128460A MY 128460 A MY128460 A MY 128460A MY PI20011688 A MYPI20011688 A MY PI20011688A MY 128460 A MY128460 A MY 128460A
Authority
MY
Malaysia
Prior art keywords
compound
formula
pyrrolizin
chlorophenyl
dihydro
Prior art date
Application number
Inventor
Kammermeier Thomas
Laufer Stefan
Merckle Philipp
Striegel Hans Gunther
Original Assignee
Merckle Gmbh
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 Merckle Gmbh filed Critical Merckle Gmbh
Priority to MYPI20011688 priority Critical patent/MY128460A/en
Publication of MY128460A publication Critical patent/MY128460A/en

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Abstract

THE PRESENT INVENTION RELATES TO A PROCESS FOR THE PREPARATION OF THE COMPOUND OF THE FORMULA I , WHERE THE COMPOUND OF THE FORMULA III , IS REACTED WITH OXALYL CHLORIDE AND THE PRODUCT OBTAINED IS TREATED WITH HYDRAZINE AND AN ALKALI METAL HYDROXIDE IN THE AQUEOUS PHASE AT ELEVATED TEMPERATURE, AFTER TREATMENT IS COMPLETE A THREE-PHASE SYSTEM IS PRODUCED BY ADDITION OF AN ETHER AND THE COMPOUND OF THE FORMULA I IS OBTAINED BY ACIDIFYING THE MIDDLE PHASE. THE INVENTION MORE OVER RELATES TO A POLYMORPH OF THE COMPOUND OF THE FORMULA I.
MYPI20011688 2001-04-09 2001-04-09 Method for producing 6-(4-chlorophenyl)-2,2-dimethyl-7-phenyl-2,3-dihydro-1h-pyrrolizin-5-ylacetic acid MY128460A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
MYPI20011688 MY128460A (en) 2001-04-09 2001-04-09 Method for producing 6-(4-chlorophenyl)-2,2-dimethyl-7-phenyl-2,3-dihydro-1h-pyrrolizin-5-ylacetic acid

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
MYPI20011688 MY128460A (en) 2001-04-09 2001-04-09 Method for producing 6-(4-chlorophenyl)-2,2-dimethyl-7-phenyl-2,3-dihydro-1h-pyrrolizin-5-ylacetic acid

Publications (1)

Publication Number Publication Date
MY128460A true MY128460A (en) 2007-02-28

Family

ID=47289657

Family Applications (1)

Application Number Title Priority Date Filing Date
MYPI20011688 MY128460A (en) 2001-04-09 2001-04-09 Method for producing 6-(4-chlorophenyl)-2,2-dimethyl-7-phenyl-2,3-dihydro-1h-pyrrolizin-5-ylacetic acid

Country Status (1)

Country Link
MY (1) MY128460A (en)

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