CH624374A5 - Process for preparing liquid acetals of reduced solubility in water - Google Patents
Process for preparing liquid acetals of reduced solubility in water Download PDFInfo
- Publication number
- CH624374A5 CH624374A5 CH1008375A CH1008375A CH624374A5 CH 624374 A5 CH624374 A5 CH 624374A5 CH 1008375 A CH1008375 A CH 1008375A CH 1008375 A CH1008375 A CH 1008375A CH 624374 A5 CH624374 A5 CH 624374A5
- Authority
- CH
- Switzerland
- Prior art keywords
- methyl
- acetal
- reaction
- alcohol
- water
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D319/00—Heterocyclic compounds containing six-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D319/04—1,3-Dioxanes; Hydrogenated 1,3-dioxanes
- C07D319/06—1,3-Dioxanes; Hydrogenated 1,3-dioxanes not condensed with other rings
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/132—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group
- C07C29/136—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH
- C07C29/14—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group
- C07C29/141—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring by reduction of an oxygen containing functional group of >C=O containing groups, e.g. —COOH of a —CHO group with hydrogen or hydrogen-containing gases
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/27—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation
- C07C45/32—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen
- C07C45/33—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties
- C07C45/34—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds
- C07C45/35—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by oxidation with molecular oxygen of CHx-moieties in unsaturated compounds in propene or isobutene
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/04—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D307/06—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
- C07D307/08—Preparation of tetrahydrofuran
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D317/18—Radicals substituted by singly bound oxygen or sulfur atoms
- C07D317/22—Radicals substituted by singly bound oxygen or sulfur atoms etherified
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D317/00—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
- C07D317/08—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
- C07D317/10—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings
- C07D317/14—Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3 not condensed with other rings with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D317/26—Radicals substituted by doubly bound oxygen or sulfur atoms or by two such atoms singly bound to the same carbon atom
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US493740A US3929915A (en) | 1974-07-31 | 1974-07-31 | Process for the production of butanediol |
US05/493,742 US3963755A (en) | 1974-07-31 | 1974-07-31 | Mixture of 2(2'-propanal)-5-methyl-1,3-dioxane and 2(3'-propanal)-5-methyl-1,3-dioxane |
US05/493,741 US3963754A (en) | 1974-07-31 | 1974-07-31 | 2-Vinyl-5-methyl-1,3-dioxane |
US49429174A | 1974-08-02 | 1974-08-02 | |
US49429274A | 1974-08-02 | 1974-08-02 | |
US05/495,510 US4024159A (en) | 1974-08-07 | 1974-08-07 | Process for the production of liquid acetals |
Publications (1)
Publication Number | Publication Date |
---|---|
CH624374A5 true CH624374A5 (en) | 1981-07-31 |
Family
ID=27560065
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1008375A CH624374A5 (en) | 1974-07-31 | 1975-07-31 | Process for preparing liquid acetals of reduced solubility in water |
Country Status (3)
Country | Link |
---|---|
BR (1) | BR7504899A (pt) |
CH (1) | CH624374A5 (pt) |
FR (2) | FR2351935A1 (pt) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1581379A (en) * | 1976-12-28 | 1980-12-10 | Du Pont | Preparation of diols by hydrogenation and hyrdrolysis of cyclic acetals |
EP0003753B1 (en) * | 1978-02-21 | 1982-04-07 | E.I. Du Pont De Nemours And Company | Process of hydroformylating cyclic acrolein acetals |
FR2906807A1 (fr) * | 2006-10-09 | 2008-04-11 | Arkema France | Procede de synthese d'acetals cycliques par extraction reactive d'un polyol en solution concentree |
BRPI0902550B1 (pt) * | 2009-01-05 | 2018-04-24 | Senai/dr-ba-serviço Nacional De Aprendizagem Industrial, Departamento Regional Da Bahia | Processo de purificação da glicerina loura, oriunda da transesterificação do biodiesel |
-
1975
- 1975-06-03 FR FR7517248A patent/FR2351935A1/fr active Granted
- 1975-07-31 CH CH1008375A patent/CH624374A5/de not_active IP Right Cessation
- 1975-07-31 BR BR7504899A patent/BR7504899A/pt unknown
-
1976
- 1976-01-19 FR FR7601295A patent/FR2288075A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2351935B1 (pt) | 1980-02-29 |
FR2351935A1 (fr) | 1977-12-16 |
FR2288075A1 (fr) | 1976-05-14 |
BR7504899A (pt) | 1976-08-03 |
FR2288075B1 (pt) | 1980-01-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP1172349B1 (de) | Mehrstufiges Verfahren zur Herstellung von Oxo-Aldehyden und/oder Alkoholen | |
DE2628987C3 (de) | Verfahren zur Herstellung von C↓3↓-C↓5↓-Alkanolen | |
DE2523838A1 (de) | Verfahren zur herstellung von gemischen aus butandiol-(1,4) und 2-methylpropandiol-(1,3) | |
EP0876316B1 (de) | Verfahren zur herstellung von polyalkoholen | |
DE1957591A1 (de) | Verfahren zur Herstellung von 2,2-Dimethylpropandiol | |
DE19647395A1 (de) | Verfahren zur Herstellung von cyclischen Acetalen oder Ketalen | |
DE2653096C2 (de) | Verfahren zur Herstellung von 2,2-disubstituierten Propan-1,3-diolen | |
DE69813901T2 (de) | Verfahren zur herstellung von neopentylglykol | |
DE2054601C3 (de) | Verfahren zur Herstellung von zweiwertigen Alkoholen | |
DE2825586A1 (de) | Verfahren zur herstellung von 1,4-butandiol | |
WO2008000650A1 (de) | Verfahren zur herstellung von polyalkoholen mit methanolarmem formaldehyd | |
DE19648960A1 (de) | Verfahren zur Herstellung von cyclischen Acetalen oder Ketalen | |
DE2524040A1 (de) | Verfahren zur herstellung von acetalen | |
DE2523889A1 (de) | 2-vinyl-5-methyl-1,3-dioxan und dessen verwendung zur herstellung von diolen | |
DE2714237A1 (de) | Verfahren zur herstellung von 2- methyl-1,3-propandiol | |
CH624374A5 (en) | Process for preparing liquid acetals of reduced solubility in water | |
EP0151241B1 (de) | Verfahren zur Herstellung von 1,4 Butandial | |
EP0191935A1 (de) | Verfahren zur Herstellung von 2-Alkyl-1,4-butandial | |
DE2741589C2 (de) | Verfahren zur Herstellung von Glykolaldehyd und Äthylenglykol | |
US2987524A (en) | Process for preparing cyclic | |
DE2758500A1 (de) | Verfahren zur herstellung von polyolen aus einem cyclischen acetal | |
EP0468320B1 (de) | Verfahren zur Herstellung von Glykolen aus Formaldehyd | |
DE2524039A1 (de) | Verfahren zum hydrolysieren und hydrieren von acetalaldehyden | |
DE2029557A1 (pt) | ||
DE2523839A1 (de) | Cyclische acetalaldehyde und deren verwendung zur herstellung von diolen |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |