CH492670A - Verfahren zur Herstellung von y-Chloracetessigsäureester - Google Patents

Verfahren zur Herstellung von y-Chloracetessigsäureester

Info

Publication number
CH492670A
CH492670A CH610668A CH610668A CH492670A CH 492670 A CH492670 A CH 492670A CH 610668 A CH610668 A CH 610668A CH 610668 A CH610668 A CH 610668A CH 492670 A CH492670 A CH 492670A
Authority
CH
Switzerland
Prior art keywords
preparation
acid ester
chloroacetoacetic acid
chloroacetoacetic
ester
Prior art date
Application number
CH610668A
Other languages
English (en)
Inventor
August Dr Stocker
Boosen Karl-Josef Dr Dipl-Chem
Original Assignee
Lonza 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 Lonza Ag filed Critical Lonza Ag
Priority to CH610668A priority Critical patent/CH492670A/de
Priority to DE1914125A priority patent/DE1914125C3/de
Priority to CS2452A priority patent/CS173560B2/cs
Priority to YU0873/69A priority patent/YU32519B/xx
Priority to ES365960A priority patent/ES365960A1/es
Priority to GB18919/69A priority patent/GB1200158A/en
Priority to NL6906019A priority patent/NL6906019A/xx
Priority to AT384769A priority patent/AT286250B/de
Priority to FR6912648A priority patent/FR2006821A1/fr
Priority to SE05705/69A priority patent/SE358380B/xx
Priority to US818439A priority patent/US3666793A/en
Priority to NO1681/69A priority patent/NO123178B/no
Priority to BE731966D priority patent/BE731966A/xx
Priority to DK222369AA priority patent/DK116795B/da
Priority to BR208282/69A priority patent/BR6908282D0/pt
Publication of CH492670A publication Critical patent/CH492670A/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/58—Preparation of carboxylic acid halides
    • 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)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
CH610668A 1968-04-24 1968-04-24 Verfahren zur Herstellung von y-Chloracetessigsäureester CH492670A (de)

Priority Applications (15)

Application Number Priority Date Filing Date Title
CH610668A CH492670A (de) 1968-04-24 1968-04-24 Verfahren zur Herstellung von y-Chloracetessigsäureester
DE1914125A DE1914125C3 (de) 1968-04-24 1969-03-20 Verfahren zur Herstellung von γ-Chloracetessigsäureestern
CS2452A CS173560B2 (de) 1968-04-24 1969-04-04
YU0873/69A YU32519B (en) 1968-04-24 1969-04-07 Postupak za dobijanje estera y-hloracetat-sircetne kiseline
ES365960A ES365960A1 (es) 1968-04-24 1969-04-12 Procedimiento para la preparacion de esteres de acido gamma-cloroacetoacetico.
GB18919/69A GB1200158A (en) 1968-04-24 1969-04-14 A PROCESS FOR THE PRODUCTION OF gamma-CHLOROACETOACETIC ACID ESTERS
NL6906019A NL6906019A (de) 1968-04-24 1969-04-18
AT384769A AT286250B (de) 1968-04-24 1969-04-21 Verfahren zur Herstellung von γ-Chloracetessigsäureestern
FR6912648A FR2006821A1 (de) 1968-04-24 1969-04-22
SE05705/69A SE358380B (de) 1968-04-24 1969-04-22
US818439A US3666793A (en) 1968-04-24 1969-04-22 Process for the production of {65 -chloroacetoacetic acid esters
NO1681/69A NO123178B (de) 1968-04-24 1969-04-23
BE731966D BE731966A (de) 1968-04-24 1969-04-23
DK222369AA DK116795B (da) 1968-04-24 1969-04-23 Fremgangsmåde til fremstilling af γ-chloraceteddikesyreestere.
BR208282/69A BR6908282D0 (pt) 1968-04-24 1969-04-23 Processo para a fabricacao de esteres de acido 7 cloroacetatoacitico

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH610668A CH492670A (de) 1968-04-24 1968-04-24 Verfahren zur Herstellung von y-Chloracetessigsäureester

Publications (1)

Publication Number Publication Date
CH492670A true CH492670A (de) 1970-06-30

Family

ID=4304356

Family Applications (1)

Application Number Title Priority Date Filing Date
CH610668A CH492670A (de) 1968-04-24 1968-04-24 Verfahren zur Herstellung von y-Chloracetessigsäureester

Country Status (15)

Country Link
US (1) US3666793A (de)
AT (1) AT286250B (de)
BE (1) BE731966A (de)
BR (1) BR6908282D0 (de)
CH (1) CH492670A (de)
CS (1) CS173560B2 (de)
DE (1) DE1914125C3 (de)
DK (1) DK116795B (de)
ES (1) ES365960A1 (de)
FR (1) FR2006821A1 (de)
GB (1) GB1200158A (de)
NL (1) NL6906019A (de)
NO (1) NO123178B (de)
SE (1) SE358380B (de)
YU (1) YU32519B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN151753B (de) * 1980-04-02 1983-07-23 Lonza Ag
US4468356A (en) * 1981-04-15 1984-08-28 Eastman Kodak Company Diketene chlorination method
KR101778345B1 (ko) 2011-04-01 2017-09-13 론자 리미티드 2 단계로의 3,5-디옥소 헥사노에이트 에스테르 제조
FR3111859A1 (fr) 2020-06-29 2021-12-31 Psa Automobiles Sa Véhicule automobile dont la planche de bord comprend un agencement d’espace de rangement optimisé

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2209683A (en) * 1936-06-27 1940-07-30 Carbide & Carbon Chem Corp Halogenation of diketene

Also Published As

Publication number Publication date
YU87369A (en) 1974-06-30
DE1914125B2 (de) 1977-08-04
ES365960A1 (es) 1971-03-16
DE1914125C3 (de) 1978-03-30
NL6906019A (de) 1969-10-28
DE1914125A1 (de) 1969-11-06
SE358380B (de) 1973-07-30
BR6908282D0 (pt) 1973-01-11
US3666793A (en) 1972-05-30
BE731966A (de) 1969-10-01
DK116795B (da) 1970-02-16
YU32519B (en) 1974-12-31
NO123178B (de) 1971-10-11
CS173560B2 (de) 1977-02-28
GB1200158A (en) 1970-07-29
FR2006821A1 (de) 1970-01-02
AT286250B (de) 1970-11-25

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Legal Events

Date Code Title Description
PL Patent ceased