CH374653A - Verfahren zur Cyclisierung von Pseudojononen - Google Patents
Verfahren zur Cyclisierung von PseudojononenInfo
- Publication number
- CH374653A CH374653A CH6606158A CH6606158A CH374653A CH 374653 A CH374653 A CH 374653A CH 6606158 A CH6606158 A CH 6606158A CH 6606158 A CH6606158 A CH 6606158A CH 374653 A CH374653 A CH 374653A
- Authority
- CH
- Switzerland
- Prior art keywords
- jonons
- cyclization
- pseudo
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C403/00—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone
- C07C403/14—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by doubly-bound oxygen atoms
- C07C403/16—Derivatives of cyclohexane or of a cyclohexene or of cyclohexadiene, having a side-chain containing an acyclic unsaturated part of at least four carbon atoms, this part being directly attached to the cyclohexane or cyclohexene or cyclohexadiene rings, e.g. vitamin A, beta-carotene, beta-ionone having side-chains substituted by doubly-bound oxygen atoms not being part of —CHO groups
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2601/00—Systems containing only non-condensed rings
- C07C2601/12—Systems containing only non-condensed rings with a six-membered ring
- C07C2601/16—Systems containing only non-condensed rings with a six-membered ring the ring being unsaturated
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US699201A US2877271A (en) | 1957-11-27 | 1957-11-27 | Preparation of ionones by cyclization of pseudoionones with sulfuric acid |
Publications (1)
Publication Number | Publication Date |
---|---|
CH374653A true CH374653A (de) | 1964-01-31 |
Family
ID=24808349
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH6606158A CH374653A (de) | 1957-11-27 | 1958-11-12 | Verfahren zur Cyclisierung von Pseudojononen |
Country Status (3)
Country | Link |
---|---|
US (1) | US2877271A (de) |
CH (1) | CH374653A (de) |
FR (1) | FR1213954A (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3117982A (en) * | 1959-10-07 | 1964-01-14 | Fritzsche Brothers Inc | 6-substittuted ionones and methods and intermediates used in their production |
US3860654A (en) * | 1967-02-04 | 1975-01-14 | Basf Ag | Production of 6,10-dimethylundecatriene-(3,5,10)-one-(2) |
US3931326A (en) * | 1967-11-09 | 1976-01-06 | Firmenich Sa | Alkenoyl-cyclohexadienes |
US3928248A (en) * | 1974-04-17 | 1975-12-23 | Int Flavors & Fragrances Inc | Fragrance materials containing 4-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)-2-butanol and/or 4-(6,6-dimethyl-2-methylene-3-cyclo-hexen-1-yl)-2-butanol, and/or acetals thereof, and methods for producing same |
US3899597A (en) * | 1974-04-17 | 1975-08-12 | Int Flavors & Fragrances Inc | Altering raspberry flavored foodstuffs with 4-(2,6,6-trimethyl-1,3-cyclohexadien-1-yl)-2-butanol and/or 4-(6,6-dimethyl-2-methylene-3-cyclohexen-1-yl)-2-butanol, and/or acetates thereof |
NL7805059A (nl) | 1977-05-23 | 1978-11-27 | Kuraray Co | Werkwijze voor de bereiding van iononen en ironen. |
AT382867B (de) * | 1983-07-28 | 1987-04-27 | Inst Khim Akademii Nauk Estons | Verfahren zur herstellung von hochwertigem 4-methyljonon mit parfumqualitaet |
DE3328440A1 (de) * | 1983-08-06 | 1985-02-21 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von jononen |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2636052A (en) * | 1953-04-21 | Process for the preparation of | ||
US652969A (en) * | 1899-12-02 | 1900-07-03 | Wilhelm Krauth | Process of making ionone. |
-
1957
- 1957-11-27 US US699201A patent/US2877271A/en not_active Expired - Lifetime
-
1958
- 1958-11-12 CH CH6606158A patent/CH374653A/de unknown
- 1958-11-22 FR FR1213954D patent/FR1213954A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2877271A (en) | 1959-03-10 |
FR1213954A (fr) | 1960-04-05 |
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