GB513708A - Improvements in the manufacture of hydroxy-aldehydes and hydroxy-ketones - Google Patents

Improvements in the manufacture of hydroxy-aldehydes and hydroxy-ketones

Info

Publication number
GB513708A
GB513708A GB11593/38A GB1159338A GB513708A GB 513708 A GB513708 A GB 513708A GB 11593/38 A GB11593/38 A GB 11593/38A GB 1159338 A GB1159338 A GB 1159338A GB 513708 A GB513708 A GB 513708A
Authority
GB
United Kingdom
Prior art keywords
per cent
solution
parts
condensation
hydroxy
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
GB11593/38A
Other languages
English (en)
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Priority to GB11593/38A priority Critical patent/GB513708A/en
Priority to DEI3063D priority patent/DE881504C/de
Priority to BE433810A priority patent/BE433810A/fr
Publication of GB513708A publication Critical patent/GB513708A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C07C45/75—Reactions with formaldehyde

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Catalysts (AREA)
GB11593/38A 1938-04-14 1938-04-14 Improvements in the manufacture of hydroxy-aldehydes and hydroxy-ketones Expired GB513708A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB11593/38A GB513708A (en) 1938-04-14 1938-04-14 Improvements in the manufacture of hydroxy-aldehydes and hydroxy-ketones
DEI3063D DE881504C (de) 1938-04-14 1939-04-13 Verfahren zur Herstellung von Oxyaldehyden und Oxyketonen
BE433810A BE433810A (enrdf_load_stackoverflow) 1938-04-14 1939-04-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB11593/38A GB513708A (en) 1938-04-14 1938-04-14 Improvements in the manufacture of hydroxy-aldehydes and hydroxy-ketones

Publications (1)

Publication Number Publication Date
GB513708A true GB513708A (en) 1939-10-19

Family

ID=9989095

Family Applications (1)

Application Number Title Priority Date Filing Date
GB11593/38A Expired GB513708A (en) 1938-04-14 1938-04-14 Improvements in the manufacture of hydroxy-aldehydes and hydroxy-ketones

Country Status (3)

Country Link
BE (1) BE433810A (enrdf_load_stackoverflow)
DE (1) DE881504C (enrdf_load_stackoverflow)
GB (1) GB513708A (enrdf_load_stackoverflow)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE888096C (de) * 1940-02-27 1953-08-31 Du Pont Verfahren zur Herstellung von Oxyaldehyden und Oxyketonen aus Formaldehyd oder Formaldehyd liefernden Stoffen
US2760983A (en) * 1952-05-24 1956-08-28 Celanese Corp Process for condensing formaldehyde
FR2385668A1 (enrdf_load_stackoverflow) * 1977-03-30 1978-10-27 Bayer Ag
FR2390412A1 (fr) * 1977-05-11 1978-12-08 Bayer Ag Procede de preparation de composes polyhydroxyles de bas poids moleculaire par autocondensation du formaldehyde
EP0000912A1 (de) * 1977-08-26 1979-03-07 Bayer Ag Verfahren zur Herstellung von niedermolekularen Polyhydroxylverbindungen
US4300003A (en) 1978-07-19 1981-11-10 Bayer Aktiengesellschaft Process for the preparation of low molecular polyhydroxyl compounds
US4341909A (en) * 1976-08-31 1982-07-27 Bayer Aktiengesellschaft Preparation of low molecular weight polyhydroxyl compounds
US4654377A (en) * 1977-12-16 1987-03-31 Bayer Aktiengesellschaft Process for the preparation of low molecular weight polyhydroxyl compounds
US4775448A (en) * 1986-05-09 1988-10-04 Imperial Chemical Industries Plc Isolation process
JP2015003868A (ja) * 2013-06-19 2015-01-08 花王株式会社 単糖類の製造方法

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE888096C (de) * 1940-02-27 1953-08-31 Du Pont Verfahren zur Herstellung von Oxyaldehyden und Oxyketonen aus Formaldehyd oder Formaldehyd liefernden Stoffen
US2760983A (en) * 1952-05-24 1956-08-28 Celanese Corp Process for condensing formaldehyde
US4341909A (en) * 1976-08-31 1982-07-27 Bayer Aktiengesellschaft Preparation of low molecular weight polyhydroxyl compounds
FR2385668A1 (enrdf_load_stackoverflow) * 1977-03-30 1978-10-27 Bayer Ag
FR2390412A1 (fr) * 1977-05-11 1978-12-08 Bayer Ag Procede de preparation de composes polyhydroxyles de bas poids moleculaire par autocondensation du formaldehyde
EP0000912A1 (de) * 1977-08-26 1979-03-07 Bayer Ag Verfahren zur Herstellung von niedermolekularen Polyhydroxylverbindungen
US4654377A (en) * 1977-12-16 1987-03-31 Bayer Aktiengesellschaft Process for the preparation of low molecular weight polyhydroxyl compounds
US4300003A (en) 1978-07-19 1981-11-10 Bayer Aktiengesellschaft Process for the preparation of low molecular polyhydroxyl compounds
US4775448A (en) * 1986-05-09 1988-10-04 Imperial Chemical Industries Plc Isolation process
JP2015003868A (ja) * 2013-06-19 2015-01-08 花王株式会社 単糖類の製造方法

Also Published As

Publication number Publication date
DE881504C (de) 1953-06-29
BE433810A (enrdf_load_stackoverflow) 1939-06-30

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