ATE68168T1 - Kontinuierliches verfahren zur alkylierung von ch-saeure-verbindungen mit kohlensaeuredialkylestern unter gas-fluessig-phase-uebertragungskatalytischen bedingungen. - Google Patents
Kontinuierliches verfahren zur alkylierung von ch-saeure-verbindungen mit kohlensaeuredialkylestern unter gas-fluessig-phase-uebertragungskatalytischen bedingungen.Info
- Publication number
- ATE68168T1 ATE68168T1 AT87104530T AT87104530T ATE68168T1 AT E68168 T1 ATE68168 T1 AT E68168T1 AT 87104530 T AT87104530 T AT 87104530T AT 87104530 T AT87104530 T AT 87104530T AT E68168 T1 ATE68168 T1 AT E68168T1
- Authority
- AT
- Austria
- Prior art keywords
- phase transfer
- liquid phase
- alkylation
- continuous process
- acid
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C253/00—Preparation of carboxylic acid nitriles
- C07C253/30—Preparation of carboxylic acid nitriles by reactions not involving the formation of cyano groups
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT8619971A IT1213054B (it) | 1986-04-03 | 1986-04-03 | Procedimento continuo perl'alchilazione di composti ch-acidi con carbonati alchilici in condizioni di catalisi di trasferimento di fase gas-liquido. |
| EP87104530A EP0240863B1 (de) | 1986-04-03 | 1987-03-27 | Kontinuierliches Verfahren zur Alkylierung von CH-Säure-Verbindungen mit Kohlensäuredialkylestern unter Gas-Flüssig-Phase-übertragungskatalytischen Bedingungen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE68168T1 true ATE68168T1 (de) | 1991-10-15 |
Family
ID=11162741
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT87104530T ATE68168T1 (de) | 1986-04-03 | 1987-03-27 | Kontinuierliches verfahren zur alkylierung von ch-saeure-verbindungen mit kohlensaeuredialkylestern unter gas-fluessig-phase-uebertragungskatalytischen bedingungen. |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4894471A (de) |
| EP (1) | EP0240863B1 (de) |
| JP (1) | JPS62240644A (de) |
| AT (1) | ATE68168T1 (de) |
| CA (1) | CA1297898C (de) |
| DE (1) | DE3773518D1 (de) |
| IT (1) | IT1213054B (de) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2087356T5 (es) * | 1991-07-31 | 1999-06-01 | Tessenderlo Chem Nv | Un procedimiento para la alfa-monoalquilacion de arilacetonitrilos, arilacetoesteres y acidos arilaceticos. |
| FR2712885B1 (fr) * | 1993-11-22 | 1996-01-12 | Rhone Poulenc Chimie | Procédé de C-alkylation d'une cétone cyclique. |
| DE4407495A1 (de) * | 1994-03-07 | 1995-09-14 | Basf Ag | Verfahren zur Methylierung organischer Verbindungen |
| US5804690A (en) * | 1995-12-14 | 1998-09-08 | Mobil Oil Corporation | Selective monomethylation of aromatics with dimethylcarbonate |
| DE19846903A1 (de) * | 1998-10-12 | 2000-04-13 | Degussa | Verfahren zur Herstellung von 2-Methyl-1,3-dicarbonsäureestern |
| WO2013148550A1 (en) * | 2012-03-30 | 2013-10-03 | Merck Sharp & Dohme Corp. | Asymmetric synthesis for preparing fluoroleucine alkyl esters |
| KR101929463B1 (ko) | 2016-05-25 | 2018-12-14 | 엔에이치케미칼주식회사 | 폴리알킬렌 글리콜의 말단 알킬화 촉매 및 이를 이용한 폴리알킬렌 글리콜의 말단 알킬화 방법 |
| WO2017204378A1 (ko) * | 2016-05-25 | 2017-11-30 | 엔에이치케미칼 | 폴리알킬렌 글리콜의 말단 알킬화 촉매 및 이를 이용한 폴리알킬렌 글리콜의 말단 알킬화 방법 |
| WO2019160862A1 (en) * | 2018-02-13 | 2019-08-22 | Lygos, Inc. | Method for preparation of diester derivatives of malonic acid |
| CN109593047B (zh) * | 2018-11-21 | 2022-12-27 | 沈阳新地药业有限公司 | 一种活泼亚甲基碳-烷基化的连续制备方法 |
| CN114539055A (zh) * | 2022-03-15 | 2022-05-27 | 西安近代化学研究所 | 一种微通道反应器实现相转移催化β-二羰基化合物烷基化反应的方法 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5163145A (en) * | 1974-11-26 | 1976-06-01 | Sumitomo Chemical Co | 33 mechiru 22 * 44 harogenofueniru * buchironitoriruno seizoho |
| IT1155402B (it) * | 1982-10-11 | 1987-01-28 | Consiglio Nazionale Ricerche | Alchilazione di composti ch-acidi in condizioni di catalisi di trasferimento di fase gas-liquido |
-
1986
- 1986-04-03 IT IT8619971A patent/IT1213054B/it active
-
1987
- 1987-03-27 DE DE8787104530T patent/DE3773518D1/de not_active Expired - Lifetime
- 1987-03-27 EP EP87104530A patent/EP0240863B1/de not_active Expired - Lifetime
- 1987-03-27 AT AT87104530T patent/ATE68168T1/de not_active IP Right Cessation
- 1987-03-30 US US07/031,598 patent/US4894471A/en not_active Expired - Fee Related
- 1987-04-01 JP JP62080875A patent/JPS62240644A/ja active Pending
- 1987-04-02 CA CA000533654A patent/CA1297898C/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IT1213054B (it) | 1989-12-07 |
| EP0240863B1 (de) | 1991-10-09 |
| IT8619971A0 (it) | 1986-04-03 |
| JPS62240644A (ja) | 1987-10-21 |
| DE3773518D1 (de) | 1991-11-14 |
| US4894471A (en) | 1990-01-16 |
| EP0240863A1 (de) | 1987-10-14 |
| CA1297898C (en) | 1992-03-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |