CH421923A - Verfahren zur Gewinnung von alkohol- und wasserfreien Acetalen - Google Patents

Verfahren zur Gewinnung von alkohol- und wasserfreien Acetalen

Info

Publication number
CH421923A
CH421923A CH1313561A CH1313561A CH421923A CH 421923 A CH421923 A CH 421923A CH 1313561 A CH1313561 A CH 1313561A CH 1313561 A CH1313561 A CH 1313561A CH 421923 A CH421923 A CH 421923A
Authority
CH
Switzerland
Prior art keywords
acetals
anhydrous
free
obtaining alcohol
alcohol
Prior art date
Application number
CH1313561A
Other languages
German (de)
English (en)
Inventor
Eduard Dr Enk
Fritz Dr Knoerr
Hellmuth Dr Spes
Original Assignee
Wacker Chemie Gmbh
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 Wacker Chemie Gmbh filed Critical Wacker Chemie Gmbh
Publication of CH421923A publication Critical patent/CH421923A/de

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D317/00Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms
    • C07D317/08Heterocyclic compounds containing five-membered rings having two oxygen atoms as the only ring hetero atoms having the hetero atoms in positions 1 and 3
    • C07D317/10Heterocyclic 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
    • C07D317/12Heterocyclic 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 only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/48Preparation of compounds having groups
    • C07C41/50Preparation of compounds having groups by reactions producing groups
    • C07C41/56Preparation of compounds having groups by reactions producing groups by condensation of aldehydes, paraformaldehyde, or ketones
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C41/00Preparation of ethers; Preparation of compounds having groups, groups or groups
    • C07C41/48Preparation of compounds having groups
    • C07C41/58Separation; Purification; Stabilisation; Use of additives

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CH1313561A 1960-11-22 1961-11-13 Verfahren zur Gewinnung von alkohol- und wasserfreien Acetalen CH421923A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW28965A DE1127339B (de) 1960-11-22 1960-11-22 Verfahren zur Gewinnung von alkohol- und wasserfreien Acetalen durch extraktive Destillation

Publications (1)

Publication Number Publication Date
CH421923A true CH421923A (de) 1966-10-15

Family

ID=7599104

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1313561A CH421923A (de) 1960-11-22 1961-11-13 Verfahren zur Gewinnung von alkohol- und wasserfreien Acetalen

Country Status (4)

Country Link
BE (1) BE610497A (fr)
CH (1) CH421923A (fr)
DE (1) DE1127339B (fr)
GB (1) GB987923A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2786823B2 (ja) * 1994-10-07 1998-08-13 旭化成工業株式会社 メチラ−ルの精製法
EA018090B1 (ru) * 2008-05-28 2013-05-30 Федеральное Государственное Бюджетное Учреждение Науки Институт Биохимической Физики Им. Н.М. Эмануэля Российской Академии Наук (Ибхф Ран) Средство для повышения октанового числа бензинового автомобильного топлива
CN102093176B (zh) * 2010-12-23 2014-07-30 南京师范大学 连续逆流转盘萃取分离甲缩醛-甲醇混合物的方法
CN102887818B (zh) * 2012-10-31 2016-03-30 杨玉峰 一种工业级的甲缩醛的提纯工艺
CN104513141A (zh) * 2013-09-29 2015-04-15 苏州奥索特新材料有限公司 一种制备聚甲氧基二甲基醚的反应系统和方法

Also Published As

Publication number Publication date
BE610497A (fr) 1962-05-21
GB987923A (en) 1965-03-31
DE1127339B (de) 1962-04-12

Similar Documents

Publication Publication Date Title
CH439754A (de) Verfahren zur Verätherung von festen Polyolen
CH413370A (de) Verfahren zur Mischpolymerisation von cyclischen Acetalen mit cyclischen Äthern
CH421923A (de) Verfahren zur Gewinnung von alkohol- und wasserfreien Acetalen
CH419773A (de) Verfahren zur Grünpatinierung von Gegenständen
CH395094A (de) Verfahren zur Herstellung von 6-Chlor-benzisothiazolon
CH397259A (de) Verfahren zur Distanzmessung
CH414773A (de) Verfahren und Einrichtung zur Kombination von Hochfrequenz-Signalen
CH417955A (de) Verfahren zur Stabilisierung von Polyacetalen
CH398528A (de) Verfahren zur Reinigung von Zuckerestern
CH392477A (de) Verfahren zur Hydrierung von Aldehyden
CH402859A (de) Verfahren zur Herstellung von a-Pyrrolidino-valerophenonen
CH397663A (de) Verfahren zur Herstellung von 6a-Fluorsteroiden
CH400167A (de) Verfahren zur Herstellung von Arylaminopyrazolen
CH412875A (de) Verfahren zur Herstellung von 6a-Methyl-16-methylen-steroiden
CH377484A (de) Verfahren zur Gewinnung von Novobiocin und von Dihydronovobiocin
CH400059A (de) Verfahren zur Gewinnung von Katalase
CH396935A (de) Verfahren zur Gewinnung von Glutaminsäure
AT242867B (de) Verfahren zur Herstellung von Dihydroouabain
CH406231A (de) Verfahren zur Herstellung von 3-Hydroxymethyl-1-(5-nitrofurfuryliden-amino)-hydantoïn
CH383974A (de) Verfahren zur Herstellung von 2-Amino-oxazolen
CH399449A (de) Verfahren zur Herstellung von 4-Hydroxy-3-keto- 4-steroiden
CH404339A (de) Verfahren zur gleichzeitigen und gleichmässigen Dotierung
CH414149A (de) Verfahren zur Stabilisierung von Polycaprolactam
CH398521A (de) Verfahren zur Darstellung von Nitroacetalen
CH430706A (de) Verfahren zur Herstellung von Steroiden