AT299180B - Process for the preparation of the new compounds 2,2-dimethyl-3-hydroxy-succindialdehyde and / or 2-hydroxy-3,3-dimethyl-4-oxotetrahydrofuran and optionally 3-isopropyl-7-hydroxy-8,8-dimethyl-2 , 4,6-trioxa-bicyclo- [3.0.3] octane, by aldolization of isobutyraldehyde and glyoxal in the presence of basic substances - Google Patents

Process for the preparation of the new compounds 2,2-dimethyl-3-hydroxy-succindialdehyde and / or 2-hydroxy-3,3-dimethyl-4-oxotetrahydrofuran and optionally 3-isopropyl-7-hydroxy-8,8-dimethyl-2 , 4,6-trioxa-bicyclo- [3.0.3] octane, by aldolization of isobutyraldehyde and glyoxal in the presence of basic substances

Info

Publication number
AT299180B
AT299180B AT65471A AT65471A AT299180B AT 299180 B AT299180 B AT 299180B AT 65471 A AT65471 A AT 65471A AT 65471 A AT65471 A AT 65471A AT 299180 B AT299180 B AT 299180B
Authority
AT
Austria
Prior art keywords
hydroxy
dimethyl
succindialdehyde
aldolization
oxotetrahydrofuran
Prior art date
Application number
AT65471A
Other languages
German (de)
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Application granted granted Critical
Publication of AT299180B publication Critical patent/AT299180B/en

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
    • C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D307/32—Oxygen atoms
    • 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
    • C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
    • C07C45/67—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton
    • C07C45/68—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
    • C07C45/72—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction of compounds containing >C = O groups with the same or other compounds containing >C = O groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07H—SUGARS; DERIVATIVES THEREOF; NUCLEOSIDES; NUCLEOTIDES; NUCLEIC ACIDS
    • C07H9/00—Compounds containing a hetero ring sharing at least two hetero atoms with a saccharide radical
    • C07H9/02—Compounds containing a hetero ring sharing at least two hetero atoms with a saccharide radical the hetero ring containing only oxygen as ring hetero atoms
    • C07H9/04—Cyclic acetals
    • C—CHEMISTRY; METALLURGY
    • C14—SKINS; HIDES; PELTS; LEATHER
    • C14C—CHEMICAL TREATMENT OF HIDES, SKINS OR LEATHER, e.g. TANNING, IMPREGNATING, FINISHING; APPARATUS THEREFOR; COMPOSITIONS FOR TANNING
    • C14C3/00—Tanning; Compositions for tanning
    • C14C3/02—Chemical tanning
    • C14C3/08—Chemical tanning by organic agents
    • C14C3/16—Chemical tanning by organic agents using aliphatic aldehydes
AT65471A 1970-01-28 1971-01-27 Process for the preparation of the new compounds 2,2-dimethyl-3-hydroxy-succindialdehyde and / or 2-hydroxy-3,3-dimethyl-4-oxotetrahydrofuran and optionally 3-isopropyl-7-hydroxy-8,8-dimethyl-2 , 4,6-trioxa-bicyclo- [3.0.3] octane, by aldolization of isobutyraldehyde and glyoxal in the presence of basic substances AT299180B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702003600 DE2003600C3 (en) 1970-01-28 1970-01-28 Aldolization products from isobutyraldehyde and glyoxal and process for the preparation of aldolization products

Publications (1)

Publication Number Publication Date
AT299180B true AT299180B (en) 1972-06-12

Family

ID=5760624

Family Applications (1)

Application Number Title Priority Date Filing Date
AT65471A AT299180B (en) 1970-01-28 1971-01-27 Process for the preparation of the new compounds 2,2-dimethyl-3-hydroxy-succindialdehyde and / or 2-hydroxy-3,3-dimethyl-4-oxotetrahydrofuran and optionally 3-isopropyl-7-hydroxy-8,8-dimethyl-2 , 4,6-trioxa-bicyclo- [3.0.3] octane, by aldolization of isobutyraldehyde and glyoxal in the presence of basic substances

Country Status (7)

Country Link
AT (1) AT299180B (en)
BE (1) BE762087A (en)
CA (1) CA928310A (en)
DE (1) DE2003600C3 (en)
FR (1) FR2076900A5 (en)
GB (1) GB1328924A (en)
NL (1) NL7101073A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2758883C3 (en) * 1977-12-30 1981-10-08 Basf Ag, 6700 Ludwigshafen Process for the continuous production of α-hydroxy-β, β-dimethyl-γ-butyrolactone
US7354457B2 (en) 2002-05-07 2008-04-08 Basf Aktiengesellschaft Tanning agent and curing agent based on dialdehydes

Also Published As

Publication number Publication date
CA928310A (en) 1973-06-12
GB1328924A (en) 1973-09-05
DE2003600C3 (en) 1979-04-26
FR2076900A5 (en) 1971-10-15
BE762087A (en) 1971-07-27
DE2003600B2 (en) 1978-08-24
NL7101073A (en) 1971-07-30
DE2003600A1 (en) 1971-08-05

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