NL228279A - - Google Patents
Info
- Publication number
- NL228279A NL228279A NL228279DA NL228279A NL 228279 A NL228279 A NL 228279A NL 228279D A NL228279D A NL 228279DA NL 228279 A NL228279 A NL 228279A
- Authority
- NL
- Netherlands
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
- C07C403/20—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 carboxyl groups or halides, anhydrides, or (thio)esters thereof
-
- 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 |
|---|---|---|---|
| DE819897X | 1957-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL228279A true NL228279A (forum.php) |
Family
ID=6735785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL228279D NL228279A (forum.php) | 1957-06-01 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3021355A (forum.php) |
| DE (1) | DE1066197B (forum.php) |
| GB (1) | GB819897A (forum.php) |
| NL (1) | NL228279A (forum.php) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3190898A (en) * | 1965-06-22 | Method of producing compounds of the vitamin a series and intermediates for use therein | ||
| DE1149353B (de) * | 1960-08-03 | 1963-05-30 | Bayer Ag | Verfahren zur Herstellung von 6-[2', 6', 6'-Trimethylcyclohexen-(1')-yl]-4-methylhexadien-(3, 5)-in-(1) (íÀC-KohlenwasserstoffíÂ) |
| DE1157218B (de) * | 1960-08-03 | 1963-11-14 | Bayer Ag | Verfahren zur Herstellung von Verbindungen der Vitamin-A-Reihe |
| DE1156068B (de) * | 1960-12-16 | 1963-10-24 | Bayer Ag | Verfahren zur Herstellung von Verbindungen der Vitamin-A-Reihe |
| US3207759A (en) * | 1962-08-01 | 1965-09-21 | Hoffmann La Roche | Isoquinoline acetamides and acetonitriles |
| DE1156795B (de) * | 1962-08-22 | 1963-11-07 | Bayer Ag | Verfahren zur Herstellung von Acylderivaten tertiaerer Carbinole der Vitamin-A-Reihe |
| US3372033A (en) * | 1962-10-03 | 1968-03-05 | Philips Corp | Retinylydene cyano-acetic acid, esters and salts thereof, as an egg yolk colorant employed in poultry feed |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2369158A (en) * | 1941-10-01 | 1945-02-13 | Research Corp | Synthesis of vitamin a |
| US2583194A (en) * | 1948-04-27 | 1952-01-22 | Eastman Kodak Co | Vitamin a derivatives and methods of preparing the same |
| GB717904A (en) * | 1949-07-16 | 1954-11-03 | Philips Nv | Improvements in or relating to methods of producing ª‰-ionylidene acetaldehyde |
| US2761878A (en) * | 1950-06-20 | 1956-09-04 | Hartford Nat Bank & Trust Co | beta ionylidene acetaldehyde and method of producing the same |
-
0
- NL NL228279D patent/NL228279A/xx unknown
- DE DENDAT1066197D patent/DE1066197B/de active Pending
-
1958
- 1958-05-28 US US738275A patent/US3021355A/en not_active Expired - Lifetime
- 1958-05-30 GB GB17382/58A patent/GB819897A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB819897A (en) | 1959-09-09 |
| DE1066197B (de) | 1959-10-01 |
| US3021355A (en) | 1962-02-13 |