WO2023021363 - SYNTHESIS OF BRIVARACETAM
National phase entry:
Publication Number
WO/2023/021363
Publication Date
23.02.2023
International Application No.
PCT/IB2022/057344
International Filing Date
06.08.2022
Title **
[English]
SYNTHESIS OF BRIVARACETAM
[French]
SYNTHÈSE DE BRIVARACÉTAM
Applicants **
OPTIMUS DRUGS PRIVATE LIMITED
2nd Floor, SY NO. 37 / A & 37/P, Plot No. 6P Signature Towers, Kothaguda, Kondapur, Hyderabad, Telangana
Hyderabad 500084, IN
Inventors
SRINIVASA REDDY, Desireddy
2nd Floor, SY No. 37/a & 37/p, Plot No. 6P Signature Towers, Kothaguda, Kondapur, Hyderabad, Telangana
Hyderabad 500084, IN
SUBBA REDDY, Peketi
2nd Floor, SY No. 37/a & 37/p, Plot No. 6P Signature Towers, Kothaguda, Kondapur, Hyderabad, Telangana
Hyderabad 500084, IN
MADHAVA REDDY, Vedururi
2nd Floor, SY No. 37/a & 37/p, Plot No. 6P Signature Towers, Kothaguda, Kondapur, Hyderabad, Telangana
Hyderabad 500084, IN
Priority Data
202141037050
16.08.2021
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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International Searching Authority |
IP India
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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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| Translation |
|
Recalculate
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing | 953 | |
| EPO | Filing, Examination | 6366 | |
| Japan | Filing | 590 | |
| South Korea | Filing | 574 | |
| USA | Filing, Examination | 3910 |
Total: 12393 USD
The term for entry into the National Phase has expired. This quotation is for informational purposes only
Abstract[English]
The present invention relates to a novel compound of (S)-2-((Z)-((R)-4-propyldihydrofuran-2(3H)-ylidene) amino) butanamide and an improved, commercially viable process for preparation of Brivaracetam using (S)-2-((Z)-((R)-4-propyldihydrofuran-2(3H)-ylidene) amino) butanamide.[French]
La présente invention concerne un nouveau composé de (S)-2-((Z)-((R)-4-propyldihydrofuran-2(3H)-ylidène) amino) butanamide et un procédé amélioré, commercialement viable pour la préparation de brivaracétam à l'aide de (S)-2-((Z)-((R)-4-propyldihydrofuran-2(3H)-ylidène) amino) butanamide.