AT313251B - Verfahren zur Herstellung von alicyclischen Ketenen - Google Patents
Verfahren zur Herstellung von alicyclischen KetenenInfo
- Publication number
- AT313251B AT313251B AT168371A AT168371A AT313251B AT 313251 B AT313251 B AT 313251B AT 168371 A AT168371 A AT 168371A AT 168371 A AT168371 A AT 168371A AT 313251 B AT313251 B AT 313251B
- Authority
- AT
- Austria
- Prior art keywords
- ketenes
- alicyclic
- preparation
- alicyclic ketenes
- Prior art date
Links
- -1 alicyclic ketenes Chemical class 0.000 title 1
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
- C07C45/87—Preparation of ketenes or dimeric ketenes
- C07C45/89—Preparation of ketenes or dimeric ketenes from carboxylic acids, their anhydrides, esters or halides
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C49/00—Ketones; Ketenes; Dimeric ketenes; Ketonic chelates
- C07C49/88—Ketenes; Dimeric ketenes
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2126470 | 1970-02-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT313251B true AT313251B (de) | 1974-02-11 |
Family
ID=11179219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT168371A AT313251B (de) | 1970-02-27 | 1971-02-26 | Verfahren zur Herstellung von alicyclischen Ketenen |
Country Status (18)
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3978120A (en) * | 1971-02-25 | 1976-08-31 | Snia Viscosa Societa Nazionale Industria Applicazioni Viscosa S.P.A. | Method for the production of alicyclic anhydrides |
JPS55130930U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1979-03-07 | 1980-09-16 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2688635A (en) * | 1951-05-24 | 1954-09-07 | Allied Chem & Dye Corp | Process for the production of ketene or acetic anhydride from a mixture of acetic acid and formic acid |
US2863922A (en) * | 1956-10-02 | 1958-12-09 | Hoffmann La Roche | Preparation of ketene |
US3366689A (en) * | 1965-03-31 | 1968-01-30 | Daikin Ind Ltd | Process for manufacturing ketenes |
-
1970
- 1970-03-24 NL NL7004181A patent/NL7004181A/xx unknown
-
1971
- 1971-02-22 IE IE212/71A patent/IE34961B1/xx unknown
- 1971-02-22 ZA ZA711118A patent/ZA711118B/xx unknown
- 1971-02-23 NO NO651/71A patent/NO134150C/no unknown
- 1971-02-24 CA CA106,175A patent/CA961505A/en not_active Expired
- 1971-02-24 IL IL36284A patent/IL36284A/xx unknown
- 1971-02-24 IL IL44254A patent/IL44254A/xx unknown
- 1971-02-25 US US118951A patent/US3914313A/en not_active Expired - Lifetime
- 1971-02-25 TR TR16724A patent/TR16724A/xx unknown
- 1971-02-26 BR BR1226/71A patent/BR7101226D0/pt unknown
- 1971-02-26 AT AT168371A patent/AT313251B/de not_active IP Right Cessation
- 1971-02-26 SU SU1621371A patent/SU368739A3/ru active
- 1971-02-26 CH CH283771A patent/CH581595A5/xx not_active IP Right Cessation
- 1971-02-26 FR FR7106664A patent/FR2079102A5/fr not_active Expired
- 1971-02-26 BE BE763493A patent/BE763493A/xx unknown
- 1971-02-26 DE DE2109266A patent/DE2109266B2/de not_active Withdrawn
- 1971-02-26 JP JP964371A patent/JPS5412462B1/ja active Pending
- 1971-02-27 ES ES388692A patent/ES388692A1/es not_active Expired
- 1971-04-19 GB GB2276871A patent/GB1347539A/en not_active Expired
-
1973
- 1973-07-02 ES ES416501A patent/ES416501A1/es not_active Expired
- 1973-12-08 JP JP13725973A patent/JPS544949B2/ja not_active Expired
-
1978
- 1978-01-13 JP JP263578A patent/JPS53111040A/ja active Pending
Also Published As
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |