WO2023175526 - PROCESS FOR PREPARATION OF AZABICYCLO [3.1.0] HEXANE INTERMEDIATES
National phase entry is expected:
Publication Number
WO/2023/175526
Publication Date
21.09.2023
International Application No.
PCT/IB2023/052509
International Filing Date
15.03.2023
Title **
[English]
PROCESS FOR PREPARATION OF AZABICYCLO [3.1.0] HEXANE INTERMEDIATES
[French]
PROCÉDÉ DE PRÉPARATION D'INTERMÉDIAIRES AZABICYCLO[3.1.0]HEXANE
Applicants **
LAURUS LABS LIMITED
Inventors
MEKALA, Naga Raju
LAGADAPATI, Srinivasa Rao
KOLA, Lakshmi Kanth
SHAIK, Firoz
BASINENI, Pedda Reddaiah
BARIK, Prasant Kumar
GALLA, Tirumala Rao
NADELLA, Madhu Murthy
SIMHADRI, Srinivas
VASIREDDI, Uma Maheswer Rao
Priority Data
202241014235
16.03.2022
IN
202241020524
05.04.2022
IN
Application details
| Total Number of Claims/PCT | * |
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International Searching Authority |
IP India
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| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
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| Applicant's Legal Status |
Legal Entity
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| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| 译文 |
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 3135 | |
| EPO | Filing, Examination, Granting | 27687 | |
| Japan | Filing, Examination, Granting | 3112 | |
| South Korea | Filing, Examination, Granting | 4231 | |
| USA | Filing, Examination, Granting | 11740 |
Total:
49,905
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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Abstract[English]
The present invention generally relates to a process for preparation of azabicyclo [3.1.0] hexane intermediate of Formula (I), an intermediate for preparation of certain antiviral compounds for example boceprevir and nirmatrelvir. Wherein "R1" is selected from hydrogen, alkyl, aryl or aralkyl.[French]
La présente invention concerne de manière générale un procédé de préparation d'intermédiaire azabicyclo[3.1.0]hexane de formule (I), un intermédiaire pour la préparation de certains composés antiviraux, par exemple le bocéprévir et le nirmatrelvir. Dans la formule,"R1" est choisi parmi hydrogène, alkyle, aryle ou aralkyle.