ES181424A1 - UN PROCEDIMIENTO PARA LA SiNTESIS DE ÉTERES DE VITAMINA A - Google Patents
UN PROCEDIMIENTO PARA LA SiNTESIS DE ÉTERES DE VITAMINA AInfo
- Publication number
- ES181424A1 ES181424A1 ES0181424A ES181424A ES181424A1 ES 181424 A1 ES181424 A1 ES 181424A1 ES 0181424 A ES0181424 A ES 0181424A ES 181424 A ES181424 A ES 181424A ES 181424 A1 ES181424 A1 ES 181424A1
- Authority
- ES
- Spain
- Prior art keywords
- vitamin
- synthesis
- etheres
- procedure
- formula
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- C07C403/02—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 containing only carbon and hydrogen atoms
-
- 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
- C07C403/06—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 singly-bound oxygen atoms
- C07C403/08—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 singly-bound oxygen atoms by hydroxy groups
-
- 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
- C07C403/06—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 singly-bound oxygen atoms
- C07C403/10—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 singly-bound oxygen atoms by etherified hydroxy groups
-
- 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
- C07C45/67—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 isomerisation; by change of size of the carbon skeleton
- C07C45/68—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 isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms
- C07C45/70—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 isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form
- C07C45/71—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 isomerisation; by change of size of the carbon skeleton by increase in the number of carbon atoms by reaction with functional groups containing oxygen only in singly bound form being hydroxy 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)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Un procedimiento para la síntesis de éteres de vitamina Aque comprende hacer reaccionar un compuesto de la fórmula **(Ver fórmula)** donde R representa un miembro del grupo consistente en hidrógeno y grupos hidrocarburocon un compuesto de la fórmula **(Ver fórmula)** donde X representa un miembro del grupo consistente en el grupo Grignard y metales del primera de los grupos del sistema periódico.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US575550A US2382086A (en) | 1945-01-31 | 1945-01-31 | Synthesis of ethers of vitamin a |
Publications (1)
Publication Number | Publication Date |
---|---|
ES181424A1 true ES181424A1 (es) | 1948-02-16 |
Family
ID=24300751
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES0181424A Expired ES181424A1 (es) | 1945-01-31 | 1947-12-31 | UN PROCEDIMIENTO PARA LA SiNTESIS DE ÉTERES DE VITAMINA A |
Country Status (2)
Country | Link |
---|---|
US (1) | US2382086A (es) |
ES (1) | ES181424A1 (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2555598A (en) * | 1951-06-05 | G-acyloxy-x-methylhexyne-z-diol-i | ||
US2555362A (en) * | 1951-06-05 | G-alkoxy-x-methylhexyne-z-diol-l | ||
US2451736A (en) * | 1945-10-18 | 1948-10-19 | Hoffmann La Roche | Polyenes and process for the manufacture thereof |
US2451735A (en) * | 1945-10-18 | 1948-10-19 | Hoffmann La Roche | Polyenes and process for the manufacture thereof |
US2581282A (en) * | 1947-05-10 | 1952-01-01 | Univ Ohio State Res Found | 1-hydroxy-6-alkoxy-4-methyl-hexene-4-yne-2 and lower fatty acid esters thereof |
US2555989A (en) * | 1947-05-10 | 1951-06-05 | Univ Ohio State Res Found | 6-alkoxy-4-methylhexene-2-diol-1, 4 and esters thereof |
US2555599A (en) * | 1947-05-10 | 1951-06-05 | Univ Ohio State Res Found | 1-hydroxy-6-alkoxy-4-methylhexadiene-2, 4- and carboxylic acid esters thereof |
US2674621A (en) * | 1947-10-03 | 1954-04-06 | Ortho Pharma Corp | Synthesis of compounds having vitamin a activity |
US2867627A (en) * | 1955-07-20 | 1959-01-06 | Hoffmann La Roche | Process for the manufacture of polyene aldehydes |
NL7805059A (nl) * | 1977-05-23 | 1978-11-27 | Kuraray Co | Werkwijze voor de bereiding van iononen en ironen. |
-
1945
- 1945-01-31 US US575550A patent/US2382086A/en not_active Expired - Lifetime
-
1947
- 1947-12-31 ES ES0181424A patent/ES181424A1/es not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2382086A (en) | 1945-08-14 |
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