DK109984C - Fremgangsmåde til fremstilling af 4-halogen-2-formylbuten-(2) eller et acetal eller et acylat heraf. - Google Patents
Fremgangsmåde til fremstilling af 4-halogen-2-formylbuten-(2) eller et acetal eller et acylat heraf.Info
- Publication number
- DK109984C DK109984C DK248863AA DK248863A DK109984C DK 109984 C DK109984 C DK 109984C DK 248863A A DK248863A A DK 248863AA DK 248863 A DK248863 A DK 248863A DK 109984 C DK109984 C DK 109984C
- Authority
- DK
- Denmark
- Prior art keywords
- formylbutene
- acylate
- acetal
- halo
- preparation
- Prior art date
Links
- ODIGIKRIUKFKHP-UHFFFAOYSA-N (n-propan-2-yloxycarbonylanilino) acetate Chemical compound CC(C)OC(=O)N(OC(C)=O)C1=CC=CC=C1 ODIGIKRIUKFKHP-UHFFFAOYSA-N 0.000 title 1
- DHKHKXVYLBGOIT-UHFFFAOYSA-N acetaldehyde Diethyl Acetal Natural products CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 title 1
- 125000002777 acetyl group Chemical class [H]C([H])([H])C(*)=O 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C47/00—Compounds having —CHO groups
- C07C47/20—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms
- C07C47/24—Unsaturated compounds having —CHO groups bound to acyclic carbon atoms containing halogen
-
- 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
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
- C07C45/515—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being an acetalised, ketalised hemi-acetalised, or hemi-ketalised hydroxyl group
-
- 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
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/54—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition of compounds containing doubly bound oxygen atoms, e.g. esters
-
- 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
- C07C45/61—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups
- C07C45/63—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by reactions not involving the formation of >C = O groups by introduction of halogen; by substitution of halogen atoms by other halogen atoms
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEB67508A DE1169438B (de) | 1962-06-01 | 1962-06-01 | Verfahren zur Herstellung von Derivaten des ªÏ-Hydroxytiglinaldehyds |
Publications (1)
Publication Number | Publication Date |
---|---|
DK109984C true DK109984C (da) | 1968-08-19 |
Family
ID=6975545
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK248863AA DK109984C (da) | 1962-06-01 | 1963-05-25 | Fremgangsmåde til fremstilling af 4-halogen-2-formylbuten-(2) eller et acetal eller et acylat heraf. |
Country Status (7)
Country | Link |
---|---|
US (1) | US3347930A (da) |
AT (1) | AT244319B (da) |
CH (1) | CH421925A (da) |
DE (1) | DE1169438B (da) |
DK (1) | DK109984C (da) |
GB (1) | GB1037751A (da) |
NL (1) | NL293508A (da) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1188577B (de) * | 1963-08-23 | 1965-03-11 | Basf Ag | Verfahren zur Herstellung von omega-Chlor bzw. omega-Bromtiglinaldehyd, deren AcetaleAcylaten |
BE757670A (fr) * | 1969-10-18 | 1971-04-19 | Basf Ag | Procede pour la preparation de 2-methyl-4-halogeno-but-2- en-1-als |
US4079076A (en) * | 1975-04-09 | 1978-03-14 | Hoffmann-La Roche, Inc. | Novel cyano compounds |
US4288635A (en) * | 1980-05-23 | 1981-09-08 | J. T. Baker Chemical Co. | Method for the preparation of (E)-4-bromo-2-methylbut-2-en-1-al |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2274611A (en) * | 1940-05-23 | 1942-02-24 | Commercial Solvents Corp | Production of chloroisoprene |
US2783258A (en) * | 1951-11-08 | 1957-02-26 | Pfizer & Co C | Unsaturated organic compounds and their preparation |
-
0
- NL NL293508D patent/NL293508A/xx unknown
-
1962
- 1962-06-01 DE DEB67508A patent/DE1169438B/de active Pending
-
1963
- 1963-05-22 CH CH643663A patent/CH421925A/de unknown
- 1963-05-25 DK DK248863AA patent/DK109984C/da active
- 1963-05-28 GB GB21189/63A patent/GB1037751A/en not_active Expired
- 1963-05-31 US US284357A patent/US3347930A/en not_active Expired - Lifetime
- 1963-05-31 AT AT443463A patent/AT244319B/de active
Also Published As
Publication number | Publication date |
---|---|
CH421925A (de) | 1966-10-15 |
AT244319B (de) | 1965-12-27 |
NL293508A (da) | |
US3347930A (en) | 1967-10-17 |
DE1169438B (de) | 1964-05-06 |
GB1037751A (en) | 1966-08-03 |
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