CA1066722A - Hydrolyse et hydrogenation en deux etapes d'acetaldehydes - Google Patents

Hydrolyse et hydrogenation en deux etapes d'acetaldehydes

Info

Publication number
CA1066722A
CA1066722A CA232,645A CA232645A CA1066722A CA 1066722 A CA1066722 A CA 1066722A CA 232645 A CA232645 A CA 232645A CA 1066722 A CA1066722 A CA 1066722A
Authority
CA
Canada
Prior art keywords
acetal
improvement
hydrogen
hydrogenation
cyclic acetal
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.)
Expired
Application number
CA232,645A
Other languages
English (en)
Inventor
Colie L. Jenkins (Jr.)
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
Application granted granted Critical
Publication of CA1066722A publication Critical patent/CA1066722A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA232,645A 1974-08-02 1975-07-31 Hydrolyse et hydrogenation en deux etapes d'acetaldehydes Expired CA1066722A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US49429174A 1974-08-02 1974-08-02

Publications (1)

Publication Number Publication Date
CA1066722A true CA1066722A (fr) 1979-11-20

Family

ID=23963875

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232,645A Expired CA1066722A (fr) 1974-08-02 1975-07-31 Hydrolyse et hydrogenation en deux etapes d'acetaldehydes

Country Status (6)

Country Link
JP (1) JPS5139615A (fr)
CA (1) CA1066722A (fr)
DE (1) DE2524039A1 (fr)
GB (1) GB1486379A (fr)
IT (1) IT1040456B (fr)
NL (1) NL7509206A (fr)

Families Citing this family (6)

* 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
JPS5581058A (en) * 1978-12-13 1980-06-18 Ube Ind Ltd Injection method and device of die-casting machine
BR8004345A (pt) * 1979-09-25 1981-04-28 Nl Industries Inc Macho desgastavel para ser usado em um molde para fundicao sob pressao e processo para se formar, a partir de metal fundido, uma pecas de fundicao sob pressao com uma regiao rebaixada
US5166370A (en) * 1991-04-12 1992-11-24 Arco Chemical Technology, L.P. Preparation of tetrahydrofuran using a supported transition metal
JPH06254657A (ja) * 1993-03-04 1994-09-13 Hanano Shoji Kk シェルモールド用鋳型の成型面処理方法

Also Published As

Publication number Publication date
IT1040456B (it) 1979-12-20
JPS5139615A (ja) 1976-04-02
NL7509206A (nl) 1976-02-04
GB1486379A (en) 1977-09-21
DE2524039A1 (de) 1976-02-19

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