[go: up one dir, main page]

DE2523840A1 - Einstufiges verfahren zum hydrolysieren und hydrieren von acetalaldehyden - Google Patents

Einstufiges verfahren zum hydrolysieren und hydrieren von acetalaldehyden

Info

Publication number
DE2523840A1
DE2523840A1 DE19752523840 DE2523840A DE2523840A1 DE 2523840 A1 DE2523840 A1 DE 2523840A1 DE 19752523840 DE19752523840 DE 19752523840 DE 2523840 A DE2523840 A DE 2523840A DE 2523840 A1 DE2523840 A1 DE 2523840A1
Authority
DE
Germany
Prior art keywords
acetalaldehyde
cyclic
hydrogenation catalyst
acetal
hydrolyzing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
DE19752523840
Other languages
German (de)
English (en)
Inventor
Harry Bugbird Copelin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
EIDP Inc
Original Assignee
EI Du Pont de Nemours and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by EI Du Pont de Nemours and Co filed Critical EI Du Pont de Nemours and Co
Publication of DE2523840A1 publication Critical patent/DE2523840A1/de
Priority to US05/682,979 priority Critical patent/US4044059A/en
Ceased legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D307/00Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
    • C07D307/02Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
    • C07D307/04Heterocyclic 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
    • C07D307/06Heterocyclic 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
    • C07D307/08Preparation of tetrahydrofuran
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C29/00Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
    • C07C29/132Preparation 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
    • C07C29/136Preparation 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
    • C07C29/14Preparation 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
    • C07C29/141Preparation 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DE19752523840 1974-08-02 1975-05-30 Einstufiges verfahren zum hydrolysieren und hydrieren von acetalaldehyden Ceased DE2523840A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US05/682,979 US4044059A (en) 1974-08-02 1976-05-04 One-step method for hydrolyzing and hydrogenating acetal-aldehydes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49429274A 1974-08-02 1974-08-02

Publications (1)

Publication Number Publication Date
DE2523840A1 true DE2523840A1 (de) 1976-02-12

Family

ID=23963881

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19752523840 Ceased DE2523840A1 (de) 1974-08-02 1975-05-30 Einstufiges verfahren zum hydrolysieren und hydrieren von acetalaldehyden

Country Status (6)

Country Link
JP (1) JPS5139614A (nl)
CA (1) CA1066723A (nl)
DE (1) DE2523840A1 (nl)
GB (1) GB1486380A (nl)
IT (1) IT1040326B (nl)
NL (1) NL7509217A (nl)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4096192A (en) * 1976-03-30 1978-06-20 E. I. Du Pont De Nemours And Company Process for the preparation of 2-methyl-1,3-propanediol
GB1581379A (en) * 1976-12-28 1980-12-10 Du Pont Preparation of diols by hydrogenation and hyrdrolysis of cyclic acetals

Also Published As

Publication number Publication date
IT1040326B (it) 1979-12-20
NL7509217A (nl) 1976-02-04
CA1066723A (en) 1979-11-20
GB1486380A (en) 1977-09-21
JPS5139614A (ja) 1976-04-02

Similar Documents

Publication Publication Date Title
EP0572812B1 (de) Verfahren zur Herstellung von 1,3-Propandiol durch Hydrierung von Hydroxypropionaldehyd
EP0412337B1 (de) Verfahren zur Herstellung von 1,3-Propandiol
DE2907869C2 (nl)
DE68908012T2 (de) Verfahren zum Herstellen von Neopentylglycol.
DE68909482T2 (de) Herstellung von Butandiolgemischen.
EP0071787B1 (de) Neue Ruthenium/Kohle-Hydrierkatalysatoren, deren Herstellung und Verwendung zur selektiven Hydrierung von ungesättigten Carbonylverbindungen
DE2653096C2 (de) Verfahren zur Herstellung von 2,2-disubstituierten Propan-1,3-diolen
DE1259867B (de) Verfahren zur Herstellung von Carbonsaeuren
DE1668244B2 (de) Verfahren zur katalytischen hydroformylierung von olefinen
DE69813901T2 (de) Verfahren zur herstellung von neopentylglykol
EP1694621A1 (de) Verfahren zur herstellung von tricyclodecandialdehyd
DE69624339T2 (de) Verfahren zur Herstellung von Diolen unter Verwendung eines modifizierten Raney-Nickelkatalysators
DE2431242A1 (de) 2,7,10,15,18,23-hexamethyltetracosan und verfahren zu seiner herstellung
EP0024648B1 (de) Verfahren zur Herstellung von ungesättigten Alkoholen
EP0922687B1 (de) Verfahren zur Herstellung von Alkoholen
DE2926641C2 (de) Molybdän enthaltender Raney-Nickel-Katalysator und seine Verwendung zur katalytischen Hydrierung von Butindiol
DE68909492T2 (de) Synthese von Butandiolgemischen.
EP1072577A2 (de) Herstellung von Pentandiolen aus Alkoxydihydropyranen
DE2523840A1 (de) Einstufiges verfahren zum hydrolysieren und hydrieren von acetalaldehyden
DE2524039A1 (de) Verfahren zum hydrolysieren und hydrieren von acetalaldehyden
EP0435072B1 (de) Verfahren zur Herstellung von N,N-Dimethylaminen
DE2758500A1 (de) Verfahren zur herstellung von polyolen aus einem cyclischen acetal
DE2716288B1 (de) Verfahren zur Herstellung von 23-Dimethylpentanal
DE2029557A1 (nl)
DE821490C (de) Verfahren zur Herstellung von synthetischen Produkten aus Kohlenoxyd, Wasserstoff und Olefinen

Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8128 New person/name/address of the agent

Representative=s name: ABITZ, W., DIPL.-ING.DR.-ING. MORF, D., DR., PAT.-

8131 Rejection