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A Process For The Synthesis Of 4 Alkoxy 3 Hydroxypicolinic Acids And Intermediates Thereof
Abstract: The present invention discloses a process for the synthesis of 4- alkoxy-3-hydroxypicolinic acids of formula (I) from 2-picolinic acid. The present invention further discloses a process for preparation of compounds of formula (iii) from compounds of formula (ii). The present invention also discloses novel intermediate compounds of formula (iii).
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
16 January 2025
Publication Number
10/2025
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
Parent Application
Applicants
PI INDUSTRIES LTD.
Udaisagar Road,
Udaipur, Rajasthan 313001
Inventors
1. MAL, Sanjib
Professor Colony (Lane-4), P.O- Kenduadihi,
Dist: Bankura, West Bengal 722102
2. SARKAR, Parantap
Subhash Pally, Dubrajpur Road, PO. Suri
Dist. Birbhum, West Bengal 731101
3. PATRA, Pranab Kumar
Flat No: A-202, Archie Paradise, Shobhagpura,
Udaipur, Rajasthan 313001
4. KLAUSENER, Alexander Guenther Maria
Schiffgesweg 18,
50259 Pulheim
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202517003586-TRANSLATIOIN OF PRIOIRTY DOCUMENTS ETC. [16-01-2025(online)].pdf | 2025-01-16 |
| 2 | 202517003586-STATEMENT OF UNDERTAKING (FORM 3) [16-01-2025(online)].pdf | 2025-01-16 |
| 3 | 202517003586-PRIORITY DOCUMENTS [16-01-2025(online)].pdf | 2025-01-16 |
| 4 | 202517003586-NOTIFICATION OF INT. APPLN. NO. & FILING DATE (PCT-RO-105-PCT Pamphlet) [16-01-2025(online)].pdf | 2025-01-16 |
| 5 | 202517003586-FORM 18 [16-01-2025(online)].pdf | 2025-01-16 |
| 6 | 202517003586-FORM 1 [16-01-2025(online)].pdf | 2025-01-16 |
| 7 | 202517003586-DRAWINGS [16-01-2025(online)].pdf | 2025-01-16 |
| 8 | 202517003586-DECLARATION OF INVENTORSHIP (FORM 5) [16-01-2025(online)].pdf | 2025-01-16 |
| 9 | 202517003586-COMPLETE SPECIFICATION [16-01-2025(online)].pdf | 2025-01-16 |
| 10 | 202517003586-FORM-26 [28-02-2025(online)].pdf | 2025-02-28 |
| 11 | 202517003586-Proof of Right [29-04-2025(online)].pdf | 2025-04-29 |
| 12 | 202517003586-FORM 3 [01-07-2025(online)].pdf | 2025-07-01 |