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Ethyl 2 Bromo 4 [2 (3 Halopyridin 2 Yl) Hydrazinyl] 4 Oxobutanoate Hbr Salt, Method Of Preparation And Use Thereof
Abstract: Present invention provides novel Ethyl 2-bromo-4-[2-(3-halopyridin-2-yl)-hydrazinyl]-4-oxobutanoate HBr salt, method of preparation and use thereof. The compound is prepared by reaction of ethyl (2Z)-4-[2-(3-chloropyridin-2-yl)hydrazinyl]-4-oxobut-2-enoate with HBr. Invented compound can be used in the preparation of ethyl 2-(3-halo-pyridin-2-yl)-5-oxopyrazolidine-3-carboxylate which is an intermediate for preparation of pesticides.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
31 July 2018
Publication Number
06/2020
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
Parent Application
Applicants
EXCEL CROP CARE LTD.
EXCEL CROP CARE LTD.
184-87, S.V. ROAD, JOGESHWARI (WEST)-400 102, MUMBAI, MAHARASHTRA, INDIA
Inventors
1. CHAUDHARI RAJENDRA PRALHAD
EXCEL CROP CARE LTD.
184-87, S.V. ROAD, JOGESHWARI (WEST)-400 102, MUMBAI, MAHARASHTRA, INDIA
2. TIWARI MANOJKUMAR UMASHANKAR
EXCEL CROP CARE LTD.
184-87, S.V. ROAD, JOGESHWARI (WEST)-400 102, MUMBAI, MAHARASHTRA, INDIA
3. VAIDYA SANGEETA NILESH
EXCEL CROP CARE LTD.
184-87, S.V. ROAD, JOGESHWARI (WEST)-400 102, MUMBAI, MAHARASHTRA, INDIA
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 201821028730-Other Patent Document-310718.pdf | 2018-08-12 |
| 2 | 201821028730-Form 3-310718.pdf | 2018-08-12 |
| 3 | 201821028730-Form 2(Title Page)-310718.pdf | 2018-08-12 |
| 4 | 201821028730-Form 18-310718.pdf | 2018-08-12 |
| 5 | 201821028730-Form 1-310718.pdf | 2018-08-12 |
| 6 | 201821028730-Correspondence-190919.pdf | 2019-09-21 |
| 7 | 201821028730-(OTHERS-ANNEX-1)-190919.pdf | 2019-09-21 |
| 8 | 201821028730-Form 6-190919.pdf | 2019-10-11 |
| 9 | 201821028730-Correspondence-171019.pdf | 2019-10-19 |
| 10 | 201821028738-MARKED COPY OF FORM-1---141119.pdf | 2019-11-18 |
| 11 | 201821028730-MARKED COPY OF FORM-1,2,& 3-141119.pdf | 2019-11-18 |
| 12 | 201821028730-MARKED COPY OF FORM-1,2,& 3--141119.pdf | 2019-11-18 |
| 13 | 201821028730-Form 3-141119.pdf | 2019-11-18 |
| 14 | 201821028730-Form 3--141119.pdf | 2019-11-18 |
| 15 | 201821028730-Form 2(Title Page)-141119.pdf | 2019-11-18 |
| 16 | 201821028730-Form 2(Title Page)--141119.pdf | 2019-11-18 |
| 17 | 201821028730-Form 1-141119.pdf | 2019-11-18 |
| 18 | 201821028730-Form 1--141119.pdf | 2019-11-18 |
| 19 | 201821028730-Form 1---141119.pdf | 2019-11-18 |
| 20 | 201821028730-Correspondence-141119.pdf | 2019-11-18 |
| 21 | 201821028730-Correspondence--141119.pdf | 2019-11-18 |
| 22 | 201821028730-Correspondence---141119.pdf | 2019-11-18 |
| 23 | 201821028730-COPY OF ORDER OF NCLT (ANNEX-1)-141119.pdf | 2019-11-18 |
| 24 | 201821028730-COPY OF ORDER OF NCLT (ANNEX-1)--141119.pdf | 2019-11-18 |
| 25 | 201821028730-COPY OF ORDER OF NCLT (ANNEX-1)---141119.pdf | 2019-11-18 |
| 26 | 201821028730-Form 13-141119.pdf | 2020-01-31 |
| 27 | 201821028730-Form 13--141119.pdf | 2020-01-31 |
| 28 | 201821028730-Form 13---141119.pdf | 2020-01-31 |
| 29 | 201821028730-Marked Copy (Form 1)-050220.pdf | 2020-02-06 |
| 30 | 201821028730-Marked Copy (Form 1)---050220.pdf | 2020-02-06 |
| 31 | 201821028730-Marked Copy (Form 1)-(050220).pdf | 2020-02-06 |
| 32 | 201821028730-Form 1-050220.pdf | 2020-02-06 |
| 33 | 201821028730-Form 1---050220.pdf | 2020-02-06 |
| 34 | 201821028730-Form 1-(050220).pdf | 2020-02-06 |
| 35 | 201821028730-Correspondence-050220.pdf | 2020-02-06 |
| 36 | 201821028730-Correspondence---050220.pdf | 2020-02-06 |
| 37 | 201821028730-Correspondence-(050220).pdf | 2020-02-06 |
| 38 | 201821028730-Form 13-050220.pdf | 2020-02-07 |
| 39 | 201821028730-Form 13---050220.pdf | 2020-02-07 |
| 40 | 201821028730-Form 13-(050220).pdf | 2020-02-07 |
| 41 | 201821028730-FER.pdf | 2020-02-13 |
| 42 | 201821028730-Marked Copy-240220.pdf | 2020-02-25 |
| 43 | 201821028730-Form 1-240220.pdf | 2020-02-25 |
Search Strategy
| 1 | searchpdf_12-02-2020.pdf |