WO2025074394 - A PROCESS FOR THE PREPARATION OF BELZUTIFAN AND ITS NOVEL INTERMEDIATES THEREOF
National phase entry is expected:
Publication Number
WO/2025/074394
Publication Date
10.04.2025
International Application No.
PCT/IN2024/051950
International Filing Date
04.10.2024
Title **
[English]
A PROCESS FOR THE PREPARATION OF BELZUTIFAN AND ITS NOVEL INTERMEDIATES THEREOF
[French]
PROCESSUS DE PRÉPARATION DE BELZUTIFAN ET DE SES NOUVEAUX INTERMÉDIAIRES
Applicants **
NATCO PHARMA LIMITED
Inventors
KONDURI, Srinivasa Krishna Murthy
SANAPUREDDY, Jagan Mohan Reddy
REMELLA, Ravi Kumar
GANGANAMONI, Srinivasulu
YATAM, Annpurna Phani
MOODE, Madhu Naik
POTHABATHULA, Govinda Raju
KOKKU, Santhosh Kumar
AMASA, Vinod Kumar
SIRIGIREDDY, Balakrishna Reddy
RAMPALLI, Sriram
MUDDASANI, Pulla Reddy
NANNAPANENI, Venkaiah Chowdary
Priority Data
202341067140
06.10.2023
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 | * |
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| Number of Office Actions | * |
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International Searching Authority |
IP India
* |
| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
* |
| Type of Assignment |
The Standard Agent's Assignment
* |
| Applicant's Legal Status |
Legal Entity
* |
| * | |
| * | |
| * | |
| * | |
| * | |
| Entry into National Phase under |
Chapter I
* |
| Patent Delivery |
Send the Letters Patent by Courier
* |
| Translation |
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* 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, Examination, Granting | 2103 | |
| EPO | Filing, Examination, Granting | 11816 | |
| Japan | Filing, Examination, Granting | 2093 | |
| South Korea | Filing, Examination, Granting | 2004 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
22,756
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 relates to a process for the preparation of 3-[[(1S,2S,3R)- 2,3-Difluoro-2,3-dihydro-1-hydroxy-7-(methylsulfonyl)-1H-inden-4-yl]oxy]-5- fluorobenzonitrile compound of formula-1 which is represented by the following structural formula:[French]
La présente invention concerne un processus de préparation d'un composé 3-[[(1S,2S,3R)-2,3-difluoro-2,3-dihydro-1-hydroxy-7-(méthylsulfonyl)- H-indén-4-yl]oxy]-5-fluorobenzonitrile de formule-1, qui est représenté par la formule structurale ci-après.