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Method For Producing A,ß Unsaturated Dicarboxylic Acid Ester
Abstract: In a method for producing an a,ß-unsaturated dicarboxylic acid ester exemplified by an a-hydromuconic acid ester from a carboxylic acid ester exemplified by a 3-hydroxyadipic acid ester or a 3-hydroxyadipic acid-3,6-lactone ester, the selectivity for the a,ß-unsaturated dicarboxylic acid ester can be raised by subjecting the carboxylic acid ester to a basic condition of pH 8.5 to less than 13 in an organic solvent or a mixed solvent of an organic solvent and water.
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Notices, Deadlines & Correspondence
Notices, Deadlines & Correspondence
Patent Information
Application #
Filing Date
26 August 2021
Publication Number
36/2021
Publication Type
INA
Invention Field
CHEMICAL
Status
Email
patent@depenning.com
Parent Application
Applicants
TORAY INDUSTRIES, INC.
1-1, Nihonbashi-Muromachi 2-chome, Chuo-ku, Tokyo
1038666
Inventors
1. NAKAMURA, Hitomi
c/o Basic Research Center, Toray Industries, Inc., 10-1, Tebiro 6-chome, Kamakura-shi, Kanagawa
2488555
2. TSUKAMOTO, Daijiro
c/o Basic Research Center, Toray Industries, Inc., 10-1, Tebiro 6-chome, Kamakura-shi, Kanagawa
2488555
3. KAWAMURA, Kenji
c/o Basic Research Center, Toray Industries, Inc., 10-1, Tebiro 6-chome, Kamakura-shi, Kanagawa
2488555
4. YAMADA, Katsushige
c/o Basic Research Center, Toray Industries, Inc., 10-1, Tebiro 6-chome, Kamakura-shi, Kanagawa
2488555
Specification
Documents
Application Documents
| # | Name | Date |
|---|---|---|
| 1 | 202147038605-Correspondence_Proof of Right-Form 1_20-09-2022.pdf | 2022-09-20 |
| 1 | 202147038605-STATEMENT OF UNDERTAKING (FORM 3) [26-08-2021(online)].pdf | 2021-08-26 |
| 2 | 202147038605-PROOF OF RIGHT [26-08-2021(online)].pdf | 2021-08-26 |
| 2 | 202147038605-Correspondence_Form-26_13-07-2022.pdf | 2022-07-13 |
| 3 | 202147038605-PRIORITY DOCUMENTS [26-08-2021(online)].pdf | 2021-08-26 |
| 3 | 202147038605-FORM 3 [01-02-2022(online)].pdf | 2022-02-01 |
| 4 | 202147038605.pdf | 2021-10-19 |
| 4 | 202147038605-FORM 1 [26-08-2021(online)].pdf | 2021-08-26 |
| 5 | 202147038605-FORM-26 [18-09-2021(online)].pdf | 2021-09-18 |
| 5 | 202147038605-DECLARATION OF INVENTORSHIP (FORM 5) [26-08-2021(online)].pdf | 2021-08-26 |
| 6 | 202147038605-COMPLETE SPECIFICATION [26-08-2021(online)].pdf | 2021-08-26 |
| 6 | 202147038605-AMMENDED DOCUMENTS [03-09-2021(online)].pdf | 2021-09-03 |
| 7 | 202147038605-RELEVANT DOCUMENTS [03-09-2021(online)].pdf | 2021-09-03 |
| 7 | 202147038605-FORM 13 [03-09-2021(online)].pdf | 2021-09-03 |
| 8 | 202147038605-MARKED COPIES OF AMENDEMENTS [03-09-2021(online)].pdf | 2021-09-03 |
| 9 | 202147038605-RELEVANT DOCUMENTS [03-09-2021(online)].pdf | 2021-09-03 |
| 9 | 202147038605-FORM 13 [03-09-2021(online)].pdf | 2021-09-03 |
| 10 | 202147038605-AMMENDED DOCUMENTS [03-09-2021(online)].pdf | 2021-09-03 |
| 10 | 202147038605-COMPLETE SPECIFICATION [26-08-2021(online)].pdf | 2021-08-26 |
| 11 | 202147038605-FORM-26 [18-09-2021(online)].pdf | 2021-09-18 |
| 11 | 202147038605-DECLARATION OF INVENTORSHIP (FORM 5) [26-08-2021(online)].pdf | 2021-08-26 |
| 12 | 202147038605.pdf | 2021-10-19 |
| 12 | 202147038605-FORM 1 [26-08-2021(online)].pdf | 2021-08-26 |
| 13 | 202147038605-PRIORITY DOCUMENTS [26-08-2021(online)].pdf | 2021-08-26 |
| 13 | 202147038605-FORM 3 [01-02-2022(online)].pdf | 2022-02-01 |
| 14 | 202147038605-PROOF OF RIGHT [26-08-2021(online)].pdf | 2021-08-26 |
| 14 | 202147038605-Correspondence_Form-26_13-07-2022.pdf | 2022-07-13 |
| 15 | 202147038605-STATEMENT OF UNDERTAKING (FORM 3) [26-08-2021(online)].pdf | 2021-08-26 |
| 15 | 202147038605-Correspondence_Proof of Right-Form 1_20-09-2022.pdf | 2022-09-20 |