CH492670A - Verfahren zur Herstellung von y-Chloracetessigsäureester - Google Patents
Verfahren zur Herstellung von y-ChloracetessigsäureesterInfo
- 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
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)
- Engineering & Computer Science (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
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 |
US818439A US3666793A (en) | 1968-04-24 | 1969-04-22 | Process for the production of {65 -chloroacetoacetic acid esters |
FR6912648A FR2006821A1 (de) | 1968-04-24 | 1969-04-22 | |
SE05705/69A SE358380B (de) | 1968-04-24 | 1969-04-22 | |
BE731966D BE731966A (de) | 1968-04-24 | 1969-04-23 | |
NO1681/69A NO123178B (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)
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 |
MX337105B (es) * | 2011-04-01 | 2016-02-09 | Lonza Ag | Preparacion de ester de 3,5-dioxohexanoato en dos etapas. |
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)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2209683A (en) * | 1936-06-27 | 1940-07-30 | Carbide & Carbon Chem Corp | Halogenation of diketene |
-
1968
- 1968-04-24 CH CH610668A patent/CH492670A/de not_active IP Right Cessation
-
1969
- 1969-03-20 DE DE1914125A patent/DE1914125C3/de not_active Expired
- 1969-04-04 CS CS2452A patent/CS173560B2/cs unknown
- 1969-04-07 YU YU0873/69A patent/YU32519B/xx unknown
- 1969-04-12 ES ES365960A patent/ES365960A1/es not_active Expired
- 1969-04-14 GB GB18919/69A patent/GB1200158A/en not_active Expired
- 1969-04-18 NL NL6906019A patent/NL6906019A/xx unknown
- 1969-04-21 AT AT384769A patent/AT286250B/de not_active IP Right Cessation
- 1969-04-22 US US818439A patent/US3666793A/en not_active Expired - Lifetime
- 1969-04-22 SE SE05705/69A patent/SE358380B/xx unknown
- 1969-04-22 FR FR6912648A patent/FR2006821A1/fr active Pending
- 1969-04-23 DK DK222369AA patent/DK116795B/da unknown
- 1969-04-23 BE BE731966D patent/BE731966A/xx not_active IP Right Cessation
- 1969-04-23 BR BR208282/69A patent/BR6908282D0/pt unknown
- 1969-04-23 NO NO1681/69A patent/NO123178B/no unknown
Also Published As
Publication number | Publication date |
---|---|
BE731966A (de) | 1969-10-01 |
NO123178B (de) | 1971-10-11 |
DK116795B (da) | 1970-02-16 |
YU87369A (en) | 1974-06-30 |
DE1914125B2 (de) | 1977-08-04 |
CS173560B2 (de) | 1977-02-28 |
DE1914125C3 (de) | 1978-03-30 |
YU32519B (en) | 1974-12-31 |
GB1200158A (en) | 1970-07-29 |
BR6908282D0 (pt) | 1973-01-11 |
NL6906019A (de) | 1969-10-28 |
SE358380B (de) | 1973-07-30 |
ES365960A1 (es) | 1971-03-16 |
FR2006821A1 (de) | 1970-01-02 |
DE1914125A1 (de) | 1969-11-06 |
AT286250B (de) | 1970-11-25 |
US3666793A (en) | 1972-05-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |