JPS5019537B1 - - Google Patents

Info

Publication number
JPS5019537B1
JPS5019537B1 JP41032032A JP3203266A JPS5019537B1 JP S5019537 B1 JPS5019537 B1 JP S5019537B1 JP 41032032 A JP41032032 A JP 41032032A JP 3203266 A JP3203266 A JP 3203266A JP S5019537 B1 JPS5019537 B1 JP S5019537B1
Authority
JP
Japan
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.)
Pending
Application number
JP41032032A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS5019537B1 publication Critical patent/JPS5019537B1/ja
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/46—Preparation of carboxylic acid esters from ketenes or polyketenes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/52—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation
    • C07C67/54—Separation; Purification; Stabilisation; Use of additives by change in the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP41032032A 1965-05-19 1966-05-19 Pending JPS5019537B1 (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEW39182A DE1260459B (de) 1965-05-19 1965-05-19 Verfahren zur kontinuierlichen Herstellung von Acetessigsaeureestern

Publications (1)

Publication Number Publication Date
JPS5019537B1 true JPS5019537B1 (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) 1975-07-08

Family

ID=7602027

Family Applications (1)

Application Number Title Priority Date Filing Date
JP41032032A Pending JPS5019537B1 (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) 1965-05-19 1966-05-19

Country Status (5)

Country Link
JP (1) JPS5019537B1 (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
BE (1) BE681220A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
CH (1) CH462137A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
DE (1) DE1260459B (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
GB (1) GB1143765A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102442907B (zh) * 2010-10-12 2015-04-08 上海华谊工程技术有限公司 脱除乙酰乙酸酯反应液中有机胺催化剂和醋酐的方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT217442B (de) * 1959-08-13 1961-10-10 Lonza Ag Verfahren zur Herstellung von Acetessigsäureestern

Also Published As

Publication number Publication date
DE1260459B (de) 1968-02-08
CH462137A (de) 1968-09-15
GB1143765A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html)
BE681220A (c_deeref_Disk_and_Scratch_Disk_Pools_and_Their_Defaults.html) 1966-11-18

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