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
DS1, IKP Knowledge Park, Genome Valley,
Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
Inventors
MEKALA, Naga Raju
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
LAGADAPATI, Srinivasa Rao
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
KOLA, Lakshmi Kanth
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
SHAIK, Firoz
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
BASINENI, Pedda Reddaiah
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
BARIK, Prasant Kumar
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
GALLA, Tirumala Rao
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
NADELLA, Madhu Murthy
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
SIMHADRI, Srinivas
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
VASIREDDI, Uma Maheswer Rao
DS1, IKP Knowledge Park, Genome Valley, Turkapally, Shameerpet Mandal, Medchal-Malkajgiri District
Hyderabad 500078, IN
Priority Data
202241014235
16.03.2022
IN
202241020524
05.04.2022
IN
Application details
| Total Number of Claims/PCT | * |
| Number of Independent Claims | * |
| Number of Priorities | * |
| Number of Multi-Dependent Claims | * |
| Number of Drawings | * |
| Pages for Publication | * |
| Number of Pages with Drawings | * |
| Pages of Specification | * |
| * | |
| * | |
International Searching Authority |
IP India
* |
| Applicant's Legal Status |
Legal Entity
* |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
* |
| Translation |
|
Recalculate
* The data is based on automatic recognition. Please verify and amend if necessary.
** IP-Coster compiles data from publicly available sources. If this data includes your personal information, you can contact us to request its removal.
Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing | 2100 | |
| EPO | Filing, Examination | 16984 | |
| Japan | Filing | 593 | |
| South Korea | Filing | 607 | |
| USA | Filing, Examination | 9635 |

Total: 29919 USD
The term for entry into the National Phase has expired. This quotation is for informational purposes only
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.