IT1093042B - Procedimento per la preparazione dell acido metacrilico del suo nitrile e dei suoi esteri - Google Patents
Procedimento per la preparazione dell acido metacrilico del suo nitrile e dei suoi esteriInfo
- Publication number
- IT1093042B IT1093042B IT69773/77A IT6977377A IT1093042B IT 1093042 B IT1093042 B IT 1093042B IT 69773/77 A IT69773/77 A IT 69773/77A IT 6977377 A IT6977377 A IT 6977377A IT 1093042 B IT1093042 B IT 1093042B
- Authority
- IT
- Italy
- Prior art keywords
- nitrile
- foreign
- esters
- methacrylic acid
- preparation process
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/347—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups
- C07C51/353—Preparation of carboxylic acids or their salts, halides or anhydrides by reactions not involving formation of carboxyl groups by isomerisation; by change of size of the carbon skeleton
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Catalysts (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19772702187 DE2702187A1 (de) | 1977-01-20 | 1977-01-20 | Verfahren zur herstellung von methacrylsaeure, dem nitril und estern dieser saeure |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1093042B true IT1093042B (it) | 1985-07-19 |
Family
ID=5999098
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT69773/77A IT1093042B (it) | 1977-01-20 | 1977-12-12 | Procedimento per la preparazione dell acido metacrilico del suo nitrile e dei suoi esteri |
Country Status (7)
Country | Link |
---|---|
US (1) | US4147718A (it) |
JP (1) | JPS5390215A (it) |
BE (1) | BE862417A (it) |
DE (1) | DE2702187A1 (it) |
FR (1) | FR2377995A1 (it) |
IT (1) | IT1093042B (it) |
NL (1) | NL7800736A (it) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4430252A (en) | 1982-12-10 | 1984-02-07 | Exxon Research & Engineering Co. | Process for synthesizing a multicomponent acidic catalyst composition by an organic solution method |
US4444904A (en) * | 1983-05-26 | 1984-04-24 | Exxon Research & Engineering Co. | Process for synthesizing a multicomponent acidic catalyst composition containing zirconium by an organic solution method |
US4490476A (en) * | 1983-06-28 | 1984-12-25 | Rohm And Haas Company | Catalyst for the preparation of α,β-unsaturated compounds |
US4801571A (en) | 1986-07-31 | 1989-01-31 | Amoco Corporation | Catalyst and process for production of an alpha, beta-ethylenically unsaturated monocarboxylic acid |
DE102006048575A1 (de) * | 2006-10-13 | 2008-04-17 | Evonik Degussa Gmbh | Oberflächenmodifizierte Kieselsäuren |
FR2935971B1 (fr) | 2008-09-16 | 2010-11-19 | Arkema France | Acide bio-acrylique de grade polymere et son procede de fabrication a partir de glycerol. |
FR2938536B1 (fr) | 2008-11-18 | 2012-07-13 | Arkema France | Procede de fabrication d'un methacrylate de methyle derive de la biomasse |
CN104262142A (zh) * | 2014-08-25 | 2015-01-07 | 常州大学 | 一种高效制备α, β-不饱和羧酸或酯的方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3051747A (en) * | 1958-03-27 | 1962-08-28 | Dow Chemical Co | Synthesis of acrylic acids |
US3089898A (en) * | 1961-06-29 | 1963-05-14 | Air Reduction | Preparation of methyl acrylate |
US3247248A (en) * | 1961-12-26 | 1966-04-19 | Cumberland Chemical Corp | Preparation of unsaturated monocarboxylic acids |
US3578702A (en) * | 1965-12-03 | 1971-05-11 | Eastman Kodak Co | Process for producing alpha,beta-unsaturated organic compounds |
US3440276A (en) * | 1965-12-29 | 1969-04-22 | Commercial Solvents Corp | Process for preparing acrylic esters |
GB1207416A (en) * | 1968-06-17 | 1970-09-30 | British Petroleum Co | Preparation of unsaturated esters |
US3840587A (en) * | 1972-08-03 | 1974-10-08 | Monsanto Co | Process for the condensation of formaldehyde with carboxylic acids |
US3933888A (en) * | 1972-10-06 | 1976-01-20 | Rohm And Haas Company | Production of unsaturated acids, esters and nitriles, and catalyst therefor |
DE2457993C2 (de) * | 1974-12-07 | 1982-11-11 | Röhm GmbH, 6100 Darmstadt | Verfahren zur Herstellung von Methacrylsäure sowie Estern und dem Nitril dieser Säure |
US4118588A (en) * | 1976-04-10 | 1978-10-03 | Basf Aktiengesellschaft | Manufacture of methacrylic acid and methyl methacrylate |
DE2615887C3 (de) | 1976-04-10 | 1980-03-13 | Basf Ag, 6700 Ludwigshafen | Verfahren zur Herstellung von Methacrylsäure und Methacrylsäuremethylester und Katalysator zur Durchführung des Verfahrens |
-
1977
- 1977-01-20 DE DE19772702187 patent/DE2702187A1/de active Pending
- 1977-12-12 IT IT69773/77A patent/IT1093042B/it active
- 1977-12-28 FR FR7739472A patent/FR2377995A1/fr not_active Withdrawn
- 1977-12-28 BE BE183921A patent/BE862417A/xx unknown
-
1978
- 1978-01-16 US US05/869,605 patent/US4147718A/en not_active Expired - Lifetime
- 1978-01-20 JP JP513078A patent/JPS5390215A/ja active Pending
- 1978-01-20 NL NL7800736A patent/NL7800736A/xx not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FR2377995A1 (fr) | 1978-08-18 |
BE862417A (fr) | 1978-04-14 |
NL7800736A (nl) | 1978-07-24 |
US4147718A (en) | 1979-04-03 |
DE2702187A1 (de) | 1978-07-27 |
JPS5390215A (en) | 1978-08-08 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT7848592A0 (it) | Esteri di acido carbossilico e procedimento per la loro produzione ed applicazione | |
RO86176A (ro) | Procedeu pentru prepararea unor esteri ai acidului 6-beta-hidro0ialchilpenicilanic | |
IT1107494B (it) | Procedimento per la produzione di esteri dell'acido metacrilico | |
IT1095464B (it) | Processo per la preparazione di esteri di acidi butandicarbossilici | |
IT1123928B (it) | Processo per preparare benzil esteri sostituiti di acidi ciclopropancarbossilici o acidi fenilacetici | |
IT1093042B (it) | Procedimento per la preparazione dell acido metacrilico del suo nitrile e dei suoi esteri | |
RO74887A (ro) | Procedeu pentru prepararea unor esteri ai acizilor 2-haloalcil fenilalcanoici | |
AT351518B (de) | Verfahren zum herstellen von neuen amino- salicylsaeureestern | |
BE864696A (fr) | Procede de production d'acides dihalogenovinyl-cyclopropane-carboxyliques et leurs esters | |
IT1065980B (it) | Procedimento per la riesterificazione di esteri di acido acrilico o acidi metacrilic | |
IT1065478B (it) | Processo per la preparazione di acido 5 cianvalerianico e suoi esteri | |
IT1076892B (it) | Esteri dell'acido ciclopropan-carbossilico,procedimento per la loro preparazione e loro impiego come disinfestanti | |
IT1089149B (it) | Esteri dell'acido penten-carsossilico sostituiti | |
IT7868764A0 (it) | Procedimento per la preparazione dell acido metacrilico dei suoi esteri e del suo nitrile | |
IT1054949B (it) | Procedimento per la fabbricazione di acido metacrilico o acrilico | |
IT1102526B (it) | Procedimento per la produzione di prodotti pentaciclici racemici o otticamente attivi del gruppo dell'acido apovincaminico | |
IT1157707B (it) | Procedimento per la produzione di esteri di acidi gammaclorocarbossilici | |
JPS52144654A (en) | Process for manufacture of chrysanthemummcarboxylic acid esters and homologs thereof | |
IT1097227B (it) | Processo per la preparazione di esteri alchilici di acidi carbossilici | |
IT1065990B (it) | Procedimento per la produzione di esteri dell acido crisantemico | |
IT1062142B (it) | Esteri 3 2.2 diclorovinilossi benzilici dell acido ciclopropan carbossilico procedimento per la loro preparazione e loro impiego come prodotti disinfestanti | |
IT1065676B (it) | Esteri di acidi mercaptocarbossilici e processo per la loro preparazione | |
FR2314713A1 (fr) | Acides et esters thiophenecarboxyliques alcoxy-substitues, leur procede de preparation et leur utilisation comme agents hypolipidemiants | |
IT1105168B (it) | Procedimento per la produzione di acido vinillattico e dei suoi esteri | |
RO79220A (ro) | Procedeu pentru prepararea unor esteri alcoxicarbonilaminofenilici aiacidului carbanilic |